API 570 DAY 4

7/17/2019 API 570 DAY 4

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API 570 – DAY 4 BOOK

7/17/2019 API 570 DAY 4


Southern Inspection Services

BASIC PIPING INSPECTION, TERMINOLOGY AND RP 574PRACTICE QUESTIONS-OPEN BOOK

1 In th B!"#$% &$"'(#! &$" )t"'*n*n+ * th*.n//, th t"' S /t!n)/&$"

a Internal design gage pressure of the pipe in psib Pressure design strength for internal pressure, in psic Allowable unit stress at the design temperature, in psid Maximum strain at the average operating temperature, in psi

At #$% "//(" !n) t'"!t(", th th*.n// )t"'*n) 2 thB!"#$% &$"'(#! '!2 /$ /'!## th!t th * %$(#) h!3

/t"(t("!# /t"n+tha Adequateb Insufficientc Ampled Good

A /!'#// NPS 1, A-106 G"!) A * $"!t$"/ !t 00 )+"/ !n)841 /*9 Th !##$%!# /t"// */ 16000 /*9 U/*n+ th B!"#$% E:(!t*$n,)t"'*n th th*.n// ":(*") &$" th/ $n)*t*$n/

a 0.!"#b 0.!"0#

c 0."#d 0.!0$#e

4 A /!'#// NPS6, A-106 G"!) A * $"!t$"/ !t 00 )+"/ !n)841 /*9 Th !##$%!# /t"// */ 16000 /* 9 Th $%n"-(/" /*&*)th!t th * '(/t h!3 091; !##$%) &$" $""$/*$n !##$%!n9 U/*n+ thB!"#$% E:(!t*$n, )t"'*n th th*.n// ":(*") &$" th/ $n)*t*$n/

a 0.%&"#b 0.'&"#c 0.%!!#d 0.!0$#

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5 A /!'#// NPS<, A-5 G"!) B * $"!t$"/ !t 700 )+"/ !n)700 /*9 Th !##$%!# /t"// */ 16500 /* 9 Th * h!/ n *n /"3*

&$" 6 2!"/9 Th $"*+*n!# %!## th*.n// $& th * %!/ 0975;9 Th *%!## n$% '!/(" 090; C$n/*)"*n+ n$ /t"(t("!# ":(*"'nt/,/t*'!t h$% #$n+ th **n+ !n $nt*n( t$ $"!t !n) n$t #$%th '*n*'(' th*.n//

a +.$ -earsb &. -earsc 0 -ears pipe now below minimumd '0.+% -ears

6 An In/t$" &*n)/ ! th*n !"! *n th $)2 $& ! NPS < =<965; O9D9> 600?+!t 3!#39 Th 3!#3@/ $)2 */ '!) &"$' ASTM A16 CB '!t"*!#9

Th /2/t' $"!t/ !t 700 /* !n) 750 )+"/ 9 U/*n+ ! $""$/*$n!##$%!n $& 0915;, %h!t th*.n// '(/t "/nt *n $")" t$$nt*n( t$ /!&#2 $"!t R$(n) t$ n!"/t h(n)")th = / >914<00G*3n *n B 19= *nt 195 <965 700F 14 <00 H 0915 >

a 0.+#b 0.#c 0."'#d 0.+#

7 I& $""$/*$n $" "$/*$n */ !nt**!t) &$" ! 3!#3, %h!t /h$(#) )$n"*$" t$ *n/t!##*n+ th 3!#3

a /everance thicness determinations should be made when the valvesare installed so that the fretting rate and metal ruination can bedetermined

b 1etirement thicness measurement should be made after installationso tat the fatigue rate and metal loss can be determined

c 1eference thicness measurements should be made when the valvesare installed so that the corrosion rate and metal loss can bedetermined

d 1etina measurements of the macula should be made when the iris2 areinstalled so the optical rate and losses of perception can bedetermined

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< h*h $& th *t'/ #*/t) #$% %$(#) NOT n$"'!##2 $nt!*n) *n

*n/t*$n "$")/ $& **n+a 3riginal date of installation, the specifications and strength levels of the

materials usedb 3riginal vessel h-drotest pressures and conditions that the tests were

performed under c 3riginal thicness measurement and the locations and dates of all

subsequent readingsd 4alculated retirement thicnesses

8 A("!t "$")/ $& ! **n+ /2/t' '!. $//*# !n 3!#(!t*$n $& $n !n2 **n+, 3!#3 $" &*tt*n+

a 4omputeri5ationb /ecurit- and continuit-c 4ost and competenc-d /ervice life

10 Y$( !" %$".*n+ !/ !n *n/t$"9 h*# "3*%*n+ ! t!(#!t*$n $& th*.n// )!t! $n ! /t*$n $& **n+ *n n$n-$""$/*3 $" 3"2 #$%$""$/*3 /"3*, 2$( &*n) th *n*t*!# th*.n// "!)*n+ $& !n *n/t*$n$*nt t$ 094; !n) '!".) n$'*n!# $n ! NPS 6 *9 At th nt*n/t*$n 1 '$nth/ #!t" 2$( &*n) ! "!)*n+ 2 (#t"!/$n*/ $& 097<; !tth /!' $*nt9 T%#3 '$nth/ #!t" UT "!)*n+/ %" t!.n !n) th

th*.n// !t th $*nt %!/ /t*## 097<; %h!t %$(#) th*/ '!n t$ 2$(a 6o measurement was taen originall-, the nominal thicness was

listed and the piping probabl- had an under(tolerance of '%."7b 8here was an error made b- the inspector at the installation or the

inspector who 98# d the piping at the next inspection made an error c 8he 98 machine that the inspector used during the '% month

inspection after installation was defective and not reading correctl-d 8he pipe contractor or the installer put the wrong schedule piping in

service

11 Y$( !" %$".*n+ !/ !n *n/t$"9 h*# "3*%*n+ ! t!(#!t*$n $&

th*.n// )!t! $n ! /t*$n $& **n+, 2$( &*n) th #tt" C; '!".)(n)" ! $#('n h!)) 2 th %$") METOD9 h!t )$/ th C;*n)*!t

a 8he inspection temperature of the pipe was 43:)b 8he thicness measurement was made b- an inspector with I) 3; <4#c 8he thicness measurement was taen with calipersd 8he thicness measurement was 436;I1M=) b- a second part-

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1 h*h $& th &$##$%*n+ */ n$t !n *'$"t!nt &(nt*$n $& !n !("!t/.th

a Assist in determining future locations that urgentl- requireexaminations

b Identif-ing s-stems and circuits in terms of location, si5e, material etcc /erve as field data sheetsd 6one of the above

1 Th nn" 4-P*n 'th$)/, th /$*# !", !n) th /$*# $ )$ n$t""/nt 'th$)/ $& )t"'*n*n+

a >olida-sb Pipe(to(soil potentialsc 4athodic protection acceptabilit-

d All of the above

14 Th t$t!# "/*/t*3*t2 &$" ! %nn" 4-P*n t/t th!t (t*#*J/ *n/ /!) &t !!"t !n) ! 6 R; &!t$" */

a %%& ohm?cmb "00 ohm?cmc $000 ohm?cmd 000 ohm?cm

15 h*h $& th &$##$%*n+ */ n$t ! $n/*)"!t*$n %hn (/*n+ ! /$*# !"a 9sing a standard prod bar

b Avoiding the addition of waterc Appl-ing pressure on the soil bar after in@ectiond 6one of the above

16 h*h $& th &$##$%*n+ */ ! $n/*)"!t*$n %hn (/*n+ ! /$*# $a )epth of pins less than +7 of spacingb =nsuring the soil has dried out before testingc Avoiding contamination of the sample during handling and storaged All of the above

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QUESTION NO ANSWER REFERENCE NO

1 C 11.1.2

2 B 11.1.23 A 11.1.2

4 A 11.1.2

5 B 11.1.2

6 C 11.2

7 C BOK

8 B 12.1

9 D 12.1

10 A Tabl 3

11 C !K

12 D 12.2

13 D F"# 30 $ 31

14 A 10.10.1.4.3

15 D 10.10.1.4.4

16 C 10.10.1.4.5

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P"!t* Q(/t*$n/

A## Q(/t*$n/ !" C#$/) B$$.19 API R$''n)) P"!t* 5749 In/t*$n $& P**n+ T(*n+ !#3/,

!n) *tt*n+/, )$/ n$t $3"9a. 4ontrol valvesb. Piping smaller than %# 6P/c. 8ubing smaller than '."# diameterd. ;ittings smaller than %# 6P/

9 Th "&*n*n+ *n)(/t"2 +n"!##2 (// %h!t t2 **n+ &$" /3"/"3*

a. rassb. 4astc. /eamlessd. :ongitudinal seam welded

9 P**n+ */ '!) 2 "$##*n+ #!t/ t$ /*J !n) %#)*n+ th /!'/ #!"+" th!n *nh/ O(t/*) )*!'t"

a. '0b. '$c. '+d. '%

49 St# !n) !##$2 **n+ !" !#/$ '!n(&!t(") t$ /t!n)!") )*'n/*$n/ *nn$'*n!# * /*J/ ( t$ *nh/9

a. %+b. $c. +d. "0

59 St# !n) !##$2 **n+ !" !#/$ '!n(&!t(") t$ /t!n)!") th*.n///)/*+n!t) !/ /h)(#/ *n n$'*n!# * /*J/ ( t$ *nh

a. %+b. $c. +d. "0

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69 Th !t(!# th*.n// $& %"$(+ht **n+ '!2 3!"2 &"$' *t/ n$'*n!#th*.n// 2 ! '!n(&!t("*n+ (n)" t$#"t!n $& !/ '(h !/

"nt9a. '%."b. '%.0c. '0.0d. '0."

79 C!/t **n+ h!/ th*.n// t$#"!n $& H *nh !n) - *nha. '?'$,0b. '?'$, '?'$c. '?%, '?%d. ?$+,0

<9 $" !## n$'*n!# * /*J/ $& *nh/ !n) /'!##", th /*J "&"/ t$th n$'*n!# *n/*) )*!'t"9

a. '0b. '%c. '+d. '$

89 Un)" t$#"!n $& %#)) * $&tn (/) *n "&*n"2 /"3* */ *nh

a. 0.'%"

b. 0.0"0c. 0.0'0d. 0.00"

109$" %h!t /"3* */ !/t *"$n **n+ n$"'!##2 (/)a. 6on(ha5ardous service, such as lube oils.b. 6on(ha5ardous service, such as water c. 4orrosive service, such as acidsd. 6on(corrosive service, such as low temperature caustic

119 T(*n+ */ +n"!##2 /!'#// )"!%n, (t */ '!2 %#))9 It/ /t!t)

/*J */ *t/ !t(!#a. 3utside radiusb. Inside diameter c. 3utside diameter d. Inside radius


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19Th" !" '!n2 t2 3!#3/9 h*h */ *n$""t 3!#3 t2 #*/t) #$%a. /t-le valve

b. Gate valvec. 4hec valved. Globe valve

19h!t t2 3!#3 */ n$"'!##2 (/) *n ! &(##2 $n $" &(##2 #$/ $/*t*$na. Gateb. Globec. /lided. Plug

149h!t t2 +!t 3!#3/ h!3 $)2 !n) $"t $n*n+/ th!t !" /'!##"

th!n th 3!#3/ n) $n*n+a. orda tube gate valvesb. 1educed(port gate valvesc. Beir gate valvesd. /luice gate valves

159h!t t2 $& +!t 3!#3 /h$(#) n$t (/) !/ #$. 3!#3/ !//$*!t)%*th "//(" "#*& )3*/

a. /luice gate valvesb. Beir gate valvesc. orda tube gate valves

d. 1educed(port gate valves

169h!t */ ! +#$ 3!#3 (/) &$"a. It is normall- used as bloc valveb. It is commonl- used to regulate fluid flowc. It is ordinaril- used to measure pressure dropd. It is frequentl- used in place of a slide valve

179A #(+ 3!#3 $n/*/t/a. 3f a slide or slides that operate perpendicularl- to the flow and move

on rail guides to interrupt flow.

b. 3f a ball with a hole in it that fits into the valve bod- and interrupts theflow of material.

c. 3f a circular gate that operates in and out in the bod- to interrupt flowd. 3f a tapered or c-lindrical truncated come with a slot fitting into a

correspondingl- shaped seat.

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1<9h!t t2 $& 3!#3 )n)/ ($n ! /h"*!# t2 +!t h!/ ! h$# *n *t

!n) */ "$t!t) t$ $n $" #$/ *ta. )iaphragm valveb. Plug valvec. Globe valved. all valve

189h!t !" h. 3!#3/ n$"'!##2 (/) &$"a. 8he- are generall- used in erosive or high(temperature serviceb. 8he- are used to automaticall- prevent bacflowc. 8he- are commonl- used to regulate fluid flowd. 8he- are used for conditions that require quic on?off or bubble tight

service.

09h!t !" /#*) 3!#3/ +n"!##2 (/) &$"a. 8he- are used to automaticall- prevent bacflowb. 8he- are used for conditions that require quic on?off or bubbletight

servicec. 8he- are generall- used in erosive or high(temperature serviced. 8he- are commonl- used to regulate fluid flow.

19h!t t2 $& * $*nt */ +n"!##2 #*'*t) t$ **n+ *n n$n-"*t*!#/"3* !n) h!/ ! n$'*n!# /*J $& *nh/ $" /'!##"

a. flanged @ointb. threaded @ointc. socet(weld @ointd. butt(welded @oint

9S$.t %#)) $*nt/ !" (/(!##2 (/) *n n$'*n!# * /*J $& $" /'!##"

a. +#b. #c. %."#d. %#

9h*h $& th $*nt/ #*/t) */ th '$/t $''$n &$(n) *n th t"$#('*n)(/t"2

a. 4ompression @ointsb. utt(welded @ointsc. ell(and(spigot @ointsd. /leeve @oints

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49Th "*'!"2 ("$/ $& **n+ *n/t*$n */ t$a. /atisf- the requirements of @urisdictional regulations

b. Achieve ate the lowest cost, piping that is reliable and has the desiredqualit-

c. =nsure plant safet- and reliabilit-, also achieve desired qualit-assurance

d. Produce a piping s-stem that meets minimum design and serviceabilit-requirements.

59A):(t *n/t*$n */ ! "":(*/*t &$" '!*nt!*n*n+ **n+a. In a lea free conditionb. /atisfactor- to the owner(user c. In a satisfactor- operating condition

d. In a safe, operable condition

69OSA 18109118'!n)!t/ th!ta. Piping be inspected to a code or standard such as API "!0b. 3wner?user adopt API "!0c. Bater piping be inspected the same as chemical pipingd. 8he owner?user immediatel- shut down corroded piping s-stem

79R+(#!t$"2 ":(*"'nt/ (/(!##2 $3" $n#2 th$/ $n)*t*$n/ th!t !&&t9a. Pollutionb. 3perations

c. /afet-d. Maintenance

<9Th /*n+# '$/t &":(nt "!/$n &$" "#!*n+ **n+ */a. An over(5ealous inspector b. In(service cracingc. >%/ deterioration and erosiond. 8hinning due to corrosion

89On **n+ th!t */ $"!t*n+, th .2 t$ &&t*3 '$n*t$"*n+ $& **n+$""$/*$n */ *)nt*&2*n+ !n) /t!#*/h*n+

a. :.3.:2sb. C.:.G2sc. 8.M.:2sd. 4.9.I2s

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09h*h $n $& th &$##$%*n+ */ n$t ! &!t$" &$" $n/*)"!t*$n %hn/t!#*/h*n+ $""$/*$n-'$n*t$"*n+ "$+"!'/

a. Accessibilit-b. 4ircuitisationc. 8ransducer diameter d. 1is classification

19A +"!t" #$// *n 't!# th*.n// %*## (/(!##2 $/"3) n!" !"/t"*t*$n $" h!n+ *n )*"t*$n *n ! * #*n9 h!t (/(!##2 !(//th*/

a. 8he effects of turbulence or velocit-b. 8he =ffects of stagnation or frettingc. 8he effects of corrosion or declination

d. 8he effects of oxidation or waning

9h!t t2 $& "$#' %$(#) 2$( t t$ &*n) *n !t!#2/t, &#(-+!/, !n)/#(""2 **n+ $n ! #(*) C!t!#2t* C"!.*n+ Un*t

a. =mbrittlementb. 4racingc. 4orrosiond. =rosion

9St!*n#// /t# /(h !/ t2 04 1< Ch"9-< N* *n th "/n $& t'"!t(" !$3 100 )+"/ 9 '!2 "!. !(/ $& th "/n

$&a. 6itratesb. /ulphidesc. 4hloridesd. )issolved ox-gen

49A ; )*!'t" #*n */ *nt*n+ ! "$)(t *nt$ !n <; )*!'t" *9 h!tt2 $& )t"*$"!t*$n %$(#) 2$( t t$ t!. #!

a. Accelerated corrosion or erosionb. :ong term corrosionc. 4hloride cracing

d. )issolved ox-gen pitting

59h!t t2 $& "$#' %$(#) 2$( t *n **n+ $nt!*n*n+ A'*na. )issolved ox-gen cracingb. /tress corrosion cracingc. Galvanic corrosiond. 4revice corrosion

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69h!t !"! )$ 2$( $n/*)" t$ $& '$/t $n"n %hn *n/t*n+ !**n+ /2/t'

a. 9nderneath insulation on lines operating at temperatures above %00D;b. In a straight run pipe containing motor oilc. At and?or downstream of a chemical in@ection pointd. 9nderneath insulation on line operating below %"D;

79L!./ *n (t*#*t2 **n+ =%!t", /t!' t9> !"a. 3nl- of minor concern and ma- be disregardedb. Alwa-s dangerous but losses are negligiblec. /eldom ha5ardous but the- do result in lossesd. 9suall- ha5ardous and losses result

<9h" )$ '!n2 ='!2 th '!$"*t2> $& #!./ $(" *n *#*n/a. /traight runs of pipingb. ;langes or pacing glandsc. 4hanges of direction of pipingd. )ownstream of in@ection points

89Th "$'t "!*" $& %*## $&tn "3nt /"*$(/ $""$/*$n $" "$/*$n $& +!/.t /("&! $" !.*n+ +#!n)/9

a. /upportsb. :easc. Guides

d. Belds

409Th )&$"'!t*$n $& ! 3//# %!## *n th 3**n*t2 $& ! * !tt!h'nt!n/*$n $*nt/ th!t !" n$t "&$"'*n+ "$"#2 ! * )*/#$)+) &"$'*t/ /($"t t !" 3*)n $&

a. Misalignmentb. :easc. Beld problemsd. )rips

419S"*n+ h!n+" #$!)*n+ /h$(#) h.) (n)"

a. =levated temperature conditionsb. oth cold and hot conditionsc. /ub(5ero temperature conditionsd. Ambient temperature conditions

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49An *n/t$" &*n)/ $n"t &*""$$&*n+ !"$(n) ! /t"(t("!# /t#

$#('n %*th $n*n+/ ="!./>9 Th *n/t$" /(/t/ th!t %!t" '!2 nt"*n+9 h!t /h$(#) th *n/t$" )$

a. 8he inspector should as his supervisor what he should do.b. All the fireproofing should be stripped from the columnc. =nough fireproofing should be removed to determine the extent of the

problemd. 6o action should be taen

49I& ! /t# $#('n *n ! * /($"t "!. */ $""$))9 h!t /h$(#) th*n/t$" )$

a. >ave the corrosion products cleaned off and have the column painted

b. 6o action is requiredc. 8hicness measurements should be taen to determine whether

enough metal is left to safel- support the load.d. 4all a piping engineer.

449$% )$ 2$( *n/t n$n-)/t"(t*3#2 &$" #$$/ $" "$.n &$(n)!t*$n$#t/

a. rea out the concrete around the foundation bolt.b. >ammer the bolts verticall- with a hammer c. :ightl- rap the bolts sidewa-s with a hammer while holding a finger

against the opposite side.

d. 1adiograph the foundation

459A/ !n *n/t$", 2$( &*n) ! 6; )*!'t" * #*n th!t */ 3*"!t*n+ !n)/%!2*n+9 h!t */ $n $& th '$/t *'$"t!nt th*n+/ 2$( %$(#) h. &$" !n) %h" %$(#) 2$( h.

a. ;ireproofing on the supports should be checed for spalling andbreaing

b. Belds should be inspected for cracs, particularl- at points of restraintc. ase(plates of the pipe supports should be checed to see if the bolts

are tightd. Ealves in the s-stem should be checed to insure the- are not vibrating

open?closed

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469An *n/(#!t) * /h$%/ 3*)n $& )&t/ *n th !.t*n+ $3"*n+

th *n/(#!t*$n9 Y$( /(/t th!t %!t" '!2 +tt*n+ *n th"$(+h th)&t/9 h!t 2$( %$(#) )$

a. /trip the pipe line complete to allow '007 inspection and renewal lotthe insulation

b. If no discoloration is present to indicate corrosion Frust, no action isrequired

c. /trip enough insulation to determine the extent and severit- of possiblecorrosion

d. /trip at least "07 of the insulation from the pipe to allow examination.

479h*# *n/t*n+ !n (n)"+"$(n) * #*n "*+ht-$&-%!2, 2$( &*n) !

)*/$#$") /$t $n th +"$(n) n!" ! "$!) th!t "$/// th "*+ht-$&-%!29h*h $& th *t'/ #$% %$(#) th $("/ 2$( %$(#) &$##$%

a. 8he inspector should mae a note for the records and have the areacheced at some future time for possible leaage.

b. It is not unusual to have discoloration on pie line right(of(wa-s. If thediscoloration is not wet and there is no evidence of leaage, no actionis required.

c. 8he inspector pics up material from the discolored area. If it smellsoa- and no there is no reaction on the sin, the area should pose noproblem

d. 8he discoloration should be investigated as a possible spill. /oil or

liquid samples should be checed to see if it is corrosive to theunderground.

4<9U#t"!/$n* *n/t"('nt/ !" %*)#2 (/) &$" th*.n// '!/("'nt/!n) !" (/) tn/*3#2 2 *n/t*$n $"+!n*J!t*$n/9 I& ! t"!n/)(" */n$t :(*) %*th h*+h t'"!t("; )#!2-#*n '!t"*!#, *t !n )!'!+) 2 t'"!t("/ $3" )+"/ 9

a. '"0b. '000c. %"0d. 00

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489An *n/(#!t) **n+ /2/t' n)/ t$ h!3 *t/ * %!## th*.n//h.)9 Th $%n"-(/" )$/ n$ %!nt h$#/ (t *n th *n/(#!t*$n &$"

UT '!/("'nt/ !n) th2 )$ n$t %!nt t$ /h(t )$%n9 h!t %$(#) 2$()$ t$ $t!*n th*.n// "!)*n+

a. A=b. M8c. =8d. 18

509R)(t*$n $& /t"n+th $& th 't!# *n ! *, /!#*n+, (#+*n+, 't!#)t"*$"!t*$n $" $'#t" &!*#(" !" !## /2'$t$'/ $&

a. =xcessive pressureb. :ow temperature

c. =xcessive temperatured. loced effluent

519P$*nt/ $& "$!# t"n!# $""$/*$n $& (n)"+"$(n) **n+ !n #$!t) 2 ! /"*/ $& '!/("'nt/ $& th

a. =lectrical resistance of surrounding soil or b- measurement of pipe(to(soil electrical potential

b. Battage of the surrounding piping or b- measurement of pipe(to(conduit electrical resistance

c. Potential of the cathodic protection or b- wattage of the pipe(to(soilelectrical resistance

d. Eolt(amps readings of the surrounding soil or b- measurement of pipe(to(pipe electrical potential

59On $& th '$/t *'$"t!nt th*n+/ th!t !n *n/t$" '(/t !&t" !""2*n+$(t *n/t*$n9

a. Mae sure all electrical potentials have been checed and shut off where necessar- to prevent contact

b. 4hec all lines to @ust before the point the- enter the unit limits to maesure onl- the unit lines are inspected.

c. 1eview the condition of transportation Fcars, trucs, scooters, bic-clesetc to mae sure transportation is not interrupted.

d. 1eview the records of previous inspections and of inspectionsconducted during the current operating period.

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59hn '!.*n+ ! 3*/(!# *nt"n!# *n/t*$n $& ! * !n) &$(#*n+ */ &$(n),%h!t /h$(#) th *n/t$" )$

a. Mae a note to include in the records another inspector at the nextperiod ma- want to investigate further

b. 4hec with the operators to see if it is causing problems, if noproblems no further action is necessar-

c. 4leaning should be considered, also, the deposits should be checedto find their origin

d. >ave the line cleaned completel- immediatel-, mae a complete writeup for records

549Th #$!t*$n/ $n **n+ '$/t /(/t*# t$ "!.*n+ !"a. 4hanges of directions

b. Beldsc. /traights runsd. ;lange bolts

559hn h.*n+ !(/tnt* '!t"*!#/ &$" "!./ (/*n+ PT 'th$)/ $n#2#*:(*) nt"!nt/

a. Bith low or no nitrides should be usedb. Bith low or no carbides should be used.c. Bith high or medium chlorides should be usedd. Bith low or no chlorides should be used

569h!t t2 $& )&t %$(#) 2$( t t$ &*n) !t th "$#' $& ! +"$$3$& ! "*n+ $*nt &#!n+ '!) &"$' ASTM-47 St!*n#// St#

a. Pitsb. 4racsc. >-drogen blistersd. ;ouling

579!#3/ /h$(#) )*/'!nt#) !t /*&*) *nt"3!#/ t$ "'*t!'*n!t*$n $& !## *nt"n!# !"t/9 B$)2 th*.n// /h$(#) '!/(") !t#$!t*$n/ th!t %" *n!//*# &$" )*/'!nt#*n+, !"t*(#!"#2 !t

a. 8he dis seating surfaces

b. ;lange where the bonnet is attachedc. :ocations that show evidence of corrosion or erosiond. 1andom locations throughout the valve

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5<9B$)*/ $& 3!#3/ th!t $"!t *n /3" 2#* t'"!t(" /"3*/h$(#) h.) *nt"n!##2 &$"

a. =rosionb. ;oulingc. 4racsd. Pitting

589G!t 3!#3/ /h$(#) '!/(") &$" th*.n// t%n th /!t/, /*n/"*$(/ )t"*$"!t*$n '!2 h!3 $("") !(/ $&

a. 4racsb. 8urbulencec. ;oulingd. 4orrosion

609h2 */ th !"! t%n th /!t/ $& ! +!t 3!#3 ! %!. #$!t*$na. Pitting can occur at this location while the valve is operating openb. ;ouling can occur at this location where there is a possibilit- of high

velocit-c. 8he bod- of the valve is thinner in this locationd. 8he welding action of the dis when is seats causes strain in this area

619A&t" ! 3!#3 h!/ n *n/t), "!*") !n) "!//'#), %h!t/h$(#) )$n nt

a. It should be plasited inside to prevent corrosion and returned for

reinstallationb. It should be returned to the @ob for reinstallationc. It should be painted and the inlet and outlet cappedd. It should be tested to API "& requirements

69In !))*t*$n t$ h.*n+ th +!/.t /("&!/ $& &#!n+/ &$" )&t/, !n)h.*n+ &$" $""$/*$n !n) "$/*$n, %h*h $& th &$##$%*n+ !))*t*$n!#h./

a. 8he rating of the flanges must be checed to mae sure that the- areboth class '"0 and the- both have the same number of bolt holes.

b. 8he bolts should be checed for proper specification, stretching and

corrosion. 8he gaset must be of the proper t-pe and materialc. 8he flange bolt holes must match and at least one flange must be aclass '" or 0

d. 8he bolts should be machine grade and brand(new. 8he gaset mustbe a minimum of a spiral would grafoil filled.

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69A %#) */ *n+ '!) *n !"$n /t# **n+ !""2*n+ A'*n =MEA>9h!t /h$(#) th *n/t$" h. *n !))*t*$n t$ *n/("*n+ th!t th %#) */"$" !n) 't/ /*&*!t*$n

a. 8he class of the piping, i.e. '"0,00,$00 etc should be verifiedb. Amine can cause environmental cracing the weld should be checed

for hardnessc. Belds on the weld hangers should be made checed and the results

recordedd. 4hec the seating surface and lightness of the @oint b- B;M8

649#)) $*nt/ *n !"$n /t# !n) !"$n-'$#2)n(' /t# $/) t$

#3!t) t'"!t(" $& <00 $" $3" '!2 /(t t$a. >-drogen attacb. Graphiti5ationc. =nvironmental cracingd. Graphitic corrosion

659h*h $n $& th #*/t) */ n$t ! !(/ &$" ! th"!)) $*nt #!.a. 9se of the proper lubricantb. Improper assembl- or loose threadsc. 4orrosion or poor fabricationd. 4ross threading or dirt- threads at assembl-

669h2 /h$(#) ! #!.*n+ th"!)) $*nt n$t t*+htn) %h*# th /2/t'*/ *n /"3* (n)" "//("

a. An undetected crac in a thread root might fail and cause a release of product

b. 8ightening ma- exacerbate the hardness of the threads and causeleas.

c. 8he pressure on the gaset ma- be so great that it causes a failureand thus leas

d. /upports ma- fail if the threaded @oint is lightened(tension on thesupports

679h!t t2 $& * $*nt '(/t n$t (/) %*th$(t !):(!t !*!#"/t"!*nt $n th **n+

a. 8hreaded @ointsb. ;langed @ointsc. 4lamped @ointsd. Belded @oints

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6<9h*h $& th &$##$%*n+ */ n$t ! !(/ $& '*/!#*+n'nt

a. In adequate provision for expansion or broen and?or defectiveanchors or guides

b. 8oo man- bolts in the flanges or bolts with the wrong materialc. =xcessive friction on sliding saddles or broen or corroded rollersd. =xcessive operating temperatures or broen or improperl- ad@usted

hangers.

689h" //*3 3*"!t*$n $" /%!2*n+ %!/ n$t) *n ! **n+ /2/t')("*n+ $"!t*$n, !n *n/t*$n /h$(#) '!) &$" $*nt $&

!n) !n) &$" "!./ *n %#)/ !t#$!t*$n/ th!t $(#) n$t *n/t*$n )("*n+ $"!t*$n9

a. Graphiti5ation, graphitic corrosionb. /caling, internal oxidationc. Abrasion, external wear d. 1usting, h-drogen blisters

709P**n+ th!t h!/ n *n /"3* $" h!) h$t /$t/ $& <00 !n) !$3/h$(#) h.) &$" " $" )&$"'!t*$n %*th t*' (n)" /t"// 2

a. 9sing a transit to establish correct alignment and elevation or plumbness

b. Measuring the outside diameter of the pipe and comparing establisheddata for life.

c. Pressure testing the piping to ensure it is serviceable.d. =xamining the piping with acoustic emission equipment

719S*!# !ttnt*$n /h$(#) +*3n t$ /'!## $nnt*$n/ /(h !/ 3nt/,#)"/, !n2 t2 $& /'!## n*#9 On 'th$) &$" /(//&(##2h.*n+ th $n)*t*$n !n) th th*.n// $& n*#/ */ th (/ $&

a. 18b. A=c. M8d. P8

79A "//(" t/t &$"-*n/"3* **n+, *n '$/t !// */ !a. :ea testb. /tress testc. =bullition testd. /trength test

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79I& ! "//(" t/t */ $n)(t) %*th !*" $" *& // !*" */ t"!) *n !

/2/t' th!t */ *n+ h2)"$/t!t*!##2 t/t), ! &!*#(" $& th /2/t' %*##

a. :ess violent than in a totall- liquid filled s-stem because it, does notexpand as rapidl- as a h-draulic medium

b. =as- to manage because the air will prevent liquid from being spreadof the area and possibl- causing an environmental incident

c. More violent than in a totall- liquid filled s-stem because of theexpansion of the compressible medium

d. 3f little consequence since it the failure will be similar to air leaingfrom a nail hole in a motor car tire inner tube

749h*h $& th &$##$%*n+ '!t"*!#/ NOT $''$n#2 (/) &$" ! "//("t/t

a. Bater with or without an inhibitor, free5ing(point depressant, or wettingagent chloride

b. :iquid products normall- carried in the s-stem, if the are not toxic or liel- to cause a fire in the event of a lea or failure.

c. /team, air, carbon dioxide, nitrogen, helium or another inert gas

759In %h*h $& th &$##$%*n+ /2/t'/ %$(#) %!t" ! :(/t*$n!# t/t')*('

a. Gasoline reflux lines, propane piping, and butane s-stems

b. )iesel fuel s-stems, gas oil s-stems, and erosene s-stemsc. Acid lines, cr-ogenic s-stems, and air drier s-stemsd. 1eboiler oil s-stems, boiler piping, and steam turbine lines.

769h!t /h$(#) $n/*)") %hn t/t*n+ !"$n /t# **n+ )("*n+$#) %!th" $" *& $#) &#(*)/ !" (/) *n th t/t*n+

a. 8he transition temperature of the steel should be considered to preventbrittle failure

b. 8he test medium ma- free5e if it escapes during testc. 8he transition temperature of the medium should be considered for

brittle cracing

d. 8he translation temperature of the test medium ma- free5e the testgages

779h!t */ th "&"") ')*(' &$" ! n('!t* t/ta. A flammable gasb. An inert gasc. >-drogen gasd. Propane gas

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7<9h!t t2 $& **n+ (/(!##2 h!/ ! "//(" "$")) !tt!h) *n %h*h !

"'!nnt "$") $& th t/t */ '!)a. oiler pipingb. 9nderground pipingc. :ight h-drocarbon unit pipingd. 3perating unit piping

789Th /"3* %!/ &#(*)*J) !t!#2/t $n9 Ch$$/ $""t $t*$n &$" thPRD

a. /ince valve bod- th is normall- heavier than pipe th ,routinemonitoring of valve bod- th is not required

b. Ealves have to be removed at specified intervals for inspection andcan be reused with same bonnet

c. Ealves should be tested as per the requirements of API "!d. Alle. 6one

<09#(tt" %*## $(" *na. Gate valevesb. Globe valvesc. all Ealvesd. /wing(chec valve

<19hn th 3!#3/ L!. th"$(+h th +!ta. Ealves should be removed from the serviceb. Ealve should be immediatel- repairedc. :ea through the gate should be pluggedd. Potential for the leaage to cause accelerated corrosion downstream

of the valve should be considered to finali5e the priorit- of theincreased inspection of the valve replacement

<9I'"$"#2 t$":( &!/tn"/ *n th &#!n+/ %*## !(/a. 4rac in the ;asteners

b. ;lange deformationc. 4rac in the ;langed. /lipping fasteners

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<9hn th" */ //*3 $#t #$!)*n+, '$/t "$!#2

a. 6ut 4anot rotate freel-b. 6ut will rotate freel-c. ;lange ma- bendd. /tud ma- get craced

<49G"!h*t*J!t*$n !n h.) 2a. 18b. 98c. Metallograph-d. P8

<59I& th" */ ! '*/!#*+n'nt *n #!"+ D*! C!t!#2/t t"!n/&" #*n/ !/ *n CC(n*t/

a. 8he- should be checed when the pipe is hotb. 8he- should be checed with 18c. 8he- should be checed when the pipe has cooled downd. 9se EA :aser 8achometer

<69$" N$n 't!##* */a. inspection freq Is /et usuall- with in the first two -ears of operationb. Eisual =xamination H Pressure testing Are Primar- inspection

methods

c. A/8M ) "%$ Provides Guidance for E8 of ;1Pd. Alle. 6one

<79$" L$!t*n+ D#!'*n!t*$n $##$%*n+ A)3!n Mth$) t --------*/ (/)

a. 9se P8b. 4oin 8appingc. 98d. 18

<<9 T$ &*n) G"$%*n+ C"!./ *n th RP %h*h */ tt" a. 18b. 98c. A=d. E8

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859In nn" $(" *n '$)!#, R/*/t*3*t2 */ +*3n !/--------------, %h" ) */th )*/t!n *n &t !n) A */ th A"!

1 FEoltage drop between the inner pins ? Finduced current flow betweenthe outer pins

a. '&'." xd ?1b. '&'." x d x1c. ) J 1? Ad. ) J 1 J A

869In th /$*# $ 'th$) *& th "/*/t*3*t2 $& th /$*# /!'# */ n$t +$*n+ t$ '!/(") *'')*!t#2 !&t" *t/ "'$3!#

a. 8he soil should be ept in a separate container H Periodicall- water

should be addedb. 8he /oil 1esistivit- should be measured after it has been dried at

ambient temperaturec. 8he depth of soil sample collection is not the criteria and so sample

collected from an- depth is od. 6one

879 M$/t #!nt P**n+ !" n$t /(*t!# &$" Int##*+nt P*++*n+a. ecause of small si5eb. ecause of sharp bendsc. ecause /B4 valves

d. Alle. 6one

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QUESTION NO ANSWER REFERENCE NO

1 A 1

2 C 4.13 B 4.1

4 C 4.1

5 B 4.1

6 A 4.1

7 A 4.1

8 B 4.1

9 C 4.1.1.3

10 B 4.1.1.4

11 C 4.2.4.2

12 A 4.3.1

13 A 4.3.2

14 B 4.3.2

15 D 4.3.2

16 B 4.3.3

17 D 4.3.4

18 D 4.3.5

19 B 4.3.8

20 C 4.3.9

21 B 5.2

22 D 4.5.3.3

23 B 5.3.224 C 6.1

25 D 6.2

26 A 6.2

27 C 6.4

28 D 7.3.1

29 C 7.3.2.2

30 C 7.3.4

31 A 7.3.3

32 D 7.4.7

33 C 7.4.8.1

34 A 7.4.6.2a35 B 7.4.8.1

36 C 7.4.6.2

37 C 10.1.2.1

38 B 10.1.2.1

39 B 10.1.2.3

40 A 10.1.3

41 B 10.1.4.1

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42 C 10.1.4.2

43 C 10.1.4.2

44 C 10.1.4.445 B 10.1.5

46 C 10.1.6.1

47 D 10.1.7

48 B 10.2.1.5.1

49 D 10.2.2.1

50 C 7.4.1.1.1

51 A 10.10.1.2

52 D 12.5

53 C 10.3.1.2

54 B 10.3.2

55 D 10.3.2.2

56 B 10.3.5.1.2

57 C 10.3.4.4

58 C 10.3.4.4

59 B 10.3.4.4.1

60 D 10.3.4.4.1

61 D 10.3.4.3

62 B 10.3.5.1.3

63 B 10.3.5.2

64 B 10.3.5.2.4

65 A 10.3.5.366 A 10.3.5.3 %a&'"()

67 C 10.3.5.4 %a&'"()

68 B 10.3.6

69 C 10.3.7

70 B 10.3.8

71 A 10.2.2.1

72 A 10.5.1.1

73 C 10.5.2.2

74 B 10.5.2.5

75 C 10.5.2.6

76 A 10.5.2.677 B 10.5.2.7

78 B 10.10.1.4.4

79 E 10.3.4

80 D 10.3.4.5

81 D 10.3.4.7

82 B 10.3.5.1.1

83 A 10.3.5.1.3

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84 C 10.3.5.2.4

85 C 10.3.6

86 D 10.4.187 C 10.4.1

88 C Tabl 5

89 C Tabl 5

90 C 10.5.2.5

91 D 10.5.2.6

92 C 10.5.2.6 )('

93 B 10.7

94 B 10.2.1.3

95 B 10.10.1.4.3

96 D 10.10.1.4.5

97 D 10.10.2.1

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API 574 TIPS

19 R&" T!# 1 &$" NPS, ID,OD TK $& */4ast iron piping is generall- used for non ha5ardous service, such as waterit is generall- not recommended for pressuri5ed h-drocarbon service. 8hestandards and si5es for cast iron piping differ from those for welded andseamless piping.

%. /mall(bore piping F6P/ % pipe si5e and less can be used as primar-process piping or as nipples, secondar-, and auxiliar- piping.

. Auxiliar- piping is normall- open to service and used for flush lines,instrument piping, anal-5er piping, lubrication, and seal oil piping for rotating

equipment.

+. T(*n+ */ +n"!##2 /!'#//, (t '!2 %#))9 Its stated si5e is theactual outside diameter. 8ubing is usuall- made in small diameters and ismainl- used for heat exchangers, instrument piping, lubricating oil services,steam tracing, and similar services.

". A gate valve consists of a bod- that contains a gate that interrupts Kow. 8hist-pe of valve is normall- used in a full- open or full- closed position. Gatevalves larger than % inches F"' mm usuall- have port openings that areapproximatel- the same si5e as the valve end openings,

69 1educed port gate valves have port openings that are smaller than the endopenings. 1educed port valves should not be used as bloc valvesassociated with pressure relief devices or in erosive applications, such asslurries, or lines that are to be pigged

79 G#$ !#3/ A globe valve, which is commonl- used to regulate fluid flow, consists of avalve bod- that contains a circular disc that moves parallel to the disc axisand contacts the seat.;or fine(throttling service, a ver- steep tapered seat ma- be used this

particular t-pe of globe valve is referred to as a needle valve.

. A plug valve consists of a tapered or c-lindrical plug fitted snugl- into acorrespondingl- shaped seat in the valve bod-. Plug valves usuall- functionas bloc valves to close off flow.

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&. 8he slide valve is a speciali5ed gate valve generall- used in erosive or high(temperature service. It consists of a flat plate that slides against a seat. 8he

slide valve uses a fixed orifice and one or two solid slides that move inguides, creating a variable orifice that mae the valve suitable for throttling or blocing.

'0. 8hreaded @oints are generall- limited to piping in non critical service that hasa nominal si5e of % inches F"' mm or smaller.

''. 4ast iron pipe @oints can be of the flanged, paced, sleeve, hub(and(spigot(end or hub(and(plain(end, or bell(and(spigot( end or bell(and(plain(end t-pe.Push(on @oints with rubber or s-nthetic ring gasets are available. 4lamped

@oints are also used. 8hreaded @oints are seldom used for cast iron.

'%. 8he inspection should result in increased operating safet-, reducedmaintenance costs, and more reliable and efficient operations.

'. Additionall-, if deterioration is detected in pressure equipment, associatedpiping should also be inspected.

'+. =lbows, reducers, mixing tees, control valves, and orifices are examples of piping components where accelerated corrosion ma- occur because of increased velocit- and?or turbulence.

'". According to API "!0, /ection +.%, all process piping must be given aconsequence of failure classification. 8he inspector reduces the uncertaint-of the data obtained b- assigning more 8M:s to the lower classified pipingand monitoring more frequentl-.

'$. 4arbon steel piping s-stems, including ones insulated for personnelprotection, operating between %"L; F(+L4 and %"0L; F'%'L4. 49I isparticularl- aggressive where operating temperatures cause frequent or continuous condensation and re(evaporation of atmospheric moisture.

'!. 4arbon steel piping s-stems which normall- operate in service above %"0L;

F'%'L4, but are in intermittent service.

'. =rosion damage is usuall- increased in streams with large quantities of solidor liquid particles and high velocities

189 =6EI136M=68A: 41A4I6GN Amine stress corrosion cracing in nonstress relieved piping s-stems.

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%0. =6EI136M=68A: 41A4I6G >-drogen blistering and h-drogen(inducedcracing F>I4 damage. 8his has not been as serious a problem for piping

as it has been for pressure vessels. It is listed here because it is consideredto be environmental cracing and ma- occur in piping, although it has notbeen extensive. On t*$n %h" th*/ t2 $& )!'!+ h!/ n !"$#' */ #$n+*t()*n!##2 %#)) * &!"*!t) &"$' #!t '!t"*!#/

%'. B"*tt# "!t(" 4arbon, low(allo-, and other ferritic steels ma- besusceptible to brittle failure at or below ambient temperatures. In somecases, the refrigerating effect of vapori5ing liquids such as ammonia or 4% or 4 h-drocarbons ma- chill the piping and promote brittle fracture in materialthat ma- not otherwise ;ail

%%. 1eadings at areas with surface temperatures above %0D ; F& D 4 arenormall- higher than actual thicnesses and ma- var- from approximatel- 'percent higher at 0 DL; F'+& D 4 to " percent higher at !00 D ; F!' D 4

%. Profile radiograph- is particularl- useful for identif-ing external corrosion of small connections under insulation, such as bleed lines and gaugeconnections,

%+. 8he locations most susceptible to cracing are welds, including fillet welds atother than pressure welds, heat affected areas ad@oining welds, and points of restraint or excessive strain.

%". A leaing threaded @oint should not be tightened while the s-stem is inservice under pressure. An undetected crac in a thread root might fail andcause a release of product with serious consequences.

69 8he outside diameter of piping in high(temperature service ( metaltemperatures of about 00D; F+%!D4 and above( should be measured tochec for creep, or deformation with time under stress

%!. $#*)!2 P* C$!t*n+ S("329 More often it is used to evaluate coating serviceabilit- for buried piping that

has been in service for an extended period.

<9 $#*)!2 P* C$!t*n+ S("32;or example, on a coated pipe where there is gradual loss of cathodicprotection potentials, or when an external corrosion lea occurs at a coatingdefect, a pipe coating holida- surve- ma- be used to evaluate the coating.

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89 8he corrosiveness of the soils can be determined b- a measurement of the

soil resistivit-. :ower levels of resistivit- are relativel- more corrosive thanhigher levels, especiall- in areas where the pipe is exposed to significantchanges in soil resistivit-.

09 Th &$"'(#! &$" !#(#!t*n+ th "t*"'nt th*.n// $& * !n !)!t) &$" 3!#3/ !n) &#!n+) &*tt*n+/ 2 (/*n+ th &!t$" $& 195 !n)th !##$%!# /t"// &$" th '!t"*!# /*&*) *n ASME B199

19 E!3!t*$nhe last few inches of soil should be removed manuall- to avoid thispossibilit-. If the excavation is sufficientl- deep, the sides of the trench

should be properl- shored to prevent their collapse,

%. In cases of parallel pipes or in areas of intersecting pipelines, the +(pinmethod ma- not be applicable. 3ther methods include using a soil bar or asoil box.

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API 57< TIPS

API O "!, M.E program for 6ew H =xisting Allo-s Piping

• API 1P "! O guide lines for Material control, M.E program on ferrous H

nonferrous allo-s O during construction, installation maintenance H inspectionof new H existing piping.

• 4./ materials are not specificall- covered under API O "!.

• /ubstituting allo- material for 4./ material ma- result in failureN exN wet

h-drogen sulfide F>%/ h-drofluoric acid F>;, /ulfuric acid F>%/0+

• Bithin the operating plant responsible for M.E. program O Purchasing,

engineering, warehouse?recovering operations, reliabilit-, maintenance H

inspection• Allo- material an- metallic materials that contains allo- element such as 41,

6I, M3.

• An Inspection lot does not include item from more than ' heat

• Material supplier organi5ation that supplies materials and certified b- a

material manufacture.

• )istributorN Bire housing supplier for one or more manufacturers or suppliers

of allo- material.

• M.E. Program Procedure

• PMI 8esting Ph-sical 8esting

• 1andom /election Process made in an arbitrar- and unbased manner.

• 1epresentative /ample /elected At 1andom ;rom 8he Inspection :ot

• /tandard 1eference MaterialN 4hemical anal-sis checed at laborator- and

used in demonstrating accurac- of the test instrument. F4alibration loc

• Mill 8est 1eport should not be considered the substitute for the PMI 8est.

• Belding 3ne =lectrode or wire sample from each lot or pacage should be

positivel- identified. O Beld rods that are having allo-ing elements in the fluxcoating PMI 8esting on weld metal or undercut weld portion is anexpectable alternative.

• :ongitudinal welding allo- pipe and fitting should receive random PMI 8esting

on base metal and weld metal

• Autogroove weld onl- on base metal

• )istributed /upplier materials >igher degree of PMI 8esting is required due

to the potential for material mix ups as a result of handling


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E*/t*n+ P**n+ S2/t'/

PMI is limited to the pressure containing components and their attachment welds• Priotori5ing piping for 1etroactive PMI

o :iel- wood of material mix up Fe- factor is effectiveness of M.E.

Program at the time of construction and maintenanceo 4onsequence of failure

o 4orrosion resistance or protect purit-

o >istorical date relating to material substitution

• ;actors to be considered for =xtent of PMI 8esting

o >istorical Inspection and M.E. Program recovered

o 6umber of plant modification

o Material control during construction and modificationo M.E. Program qualit- during construction

o 4onsequence of release

o :iel- wood of corrosion ? degradation

• PMI 8esting with the wire house should not be regarded as alternative to PMI

8esting and ;abricated piping s-stem when testing is specified.

• PMI is not extended to established exact conformance of a material to a

particular allo- specification.

• )epending on the test method O PMI 8est method ma- identified the nominal

composition of allo- material

•

PMI Method

portable, J(ra- ;luorescence, Portable optical emission inspectroscop- and lab chemical anal-sis, Magnetic 8esting to differencebetween ferritic austenitic.

• Portable J(ra- ;luorescence O qualitative and quantitative measurements.

o =lement lighter than sulpher F/ cannot be detector b- portable J(ra-

;luorescence /pectrometer O I6/ carbon F4 cannot be determined.

• Portable optical emission spectrometer can also identified carbon F4 content.

>ot wor permit ma- be required because it produces on area wile measuring

• 4hemical spot testing O electrode mechanicall- remaining minute amount of

sulpher metal and depositing it on to filter paper. )istinct color indicatespresence of specific elements

• 1esistivit- testing O /ee bac effect on thermo electric principles. Allo- sortersare not prove to be consistentl- capable of sorting low allo- F "7 41 andaustenitic /./.

• 3ther technique =dd- current sorters, electromagnetic allo-s sorters,

triboelectric testing device, 8hermo electric 8est.

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• PMI Procedure should coverN techniques used, equipment calibration,

qualification requirements of PMI 8esting personal testing methodolog-,

documentation requirements.

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API 570 C"t*&*!t*$n P"

API 57< St()2 Q(/t*$n/8his following stud- aid helps -ou learn the content of API 1P("!, MaterialEerification Program for 6ew and =xisting Allo- Piping /-stems. 8here will beabout " questions from this document on the API "!0 exam. Be do not spendclass time on this publication. /o it is important that -ou become familiar withthis content in -our personal stud- sessions.

8he questions in this stud- aid are in the same order as API "!. A6 answer e-will be provided in class. It is helpful to read through API "! before woring onthis exerciseQ

19 API 57< "$3*)/ +(*)#*n/ &$" ! :(!#*t2 !//("!n /2/t' t$ 3"*&2a. All materials.b. All allo- materials.c. 3nl- non(ferrous materiald. 3nl- high(allo- materials.

9 U/(!##2 /(/t*t(t*n+ !n !##$2 &$" !"$n /t# %$(#) n$t !(/ !"$#'9 L*/t "$// /"3*/ %h" /(/t*t(t*n+ !n !##$2 &$" !"$n/t# $(#) "/(#t *n ! "$#'9

a. RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR b. RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR c. RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR

9 An !##$2 '!t"*!# */ !n2 't!##* '!t"*!# th!t $nt!*n/ !##$2*n+ #'nt/th!t !" !)))

a. 3nl- to improve mechanical properties.b. 3nl- to improve corrosion resistancec. 8o improve either mechanical properties or improve corrosion

resistance

49 A##$2 $'$nnt/ *n#(), *, &*tt*n+/, #!t, &#!n+/, !n)

59 An *n/t*$n #$t *n#()/a. All materials from same supplierb. All materials included on the same purchase order c. All materials of the same material t-pe Fi.e. '$ //d. All materials of the same material t-pe from the same supplier and

heat.

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69 A )$('nt) '!t"*!# 3"*&*!t*$n "$+"!' /h$(#) /t!#*/h) 2th

a. Authori5ed Inspector b. 3wner?9ser c. 1epair organi5ationd. =ngineering organi5ation.

79 Th '!t"*!# 3"*&*!t*$n "$+"!' /h$(#) $3" PMI t/t*n+ $& '!t"*!#/a. )uring construction of piping s-stems.b. In existing piping s-stems.c. )uring repairs and alterations of piping s-stems.d. In existing piping s-stems and during construction, repairs and

alterations of piping s-stems

<9 R!n)$' /!'#*n+ */ '$/t !"$"*!t &$"a. :ow(ris s-stemsb. :ow allo- s-stemsc. /tainless steel s-stemsd. ;erritic steel s-stems

89 h$ h!/ th "/$n/**#*t2 t$ )t"'*n th tnt $& PMI "&$"')a. Authori5ed inspectorb. 3wner?9ser c. 1epair organi5ation

d. =ngineering organi5ation

109h$ h!/ th "/$n/**#*t2 t$ 3"*&2 th!t th '!t"*!# 3"*&*!t*$n"$+"!' */ "$"#2 *'#'nt)

a. Authori5ed inspectorb. 3wner?9serc. 1epair organi5ationd. =ngineering organi5ation

119h$ h!/ th "/$n/**#*t2 t$ "3*% !n) !"$3 th !):(!2 $& thPMI "$+"!' (/) 2 &!"*!t$"/ !n) '!t"*!# /(#*"/

a. Authori5ed inspector b. 3wner?9ser c. 1epair organi5ationd. =ngineering organi5ation

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19A '*## t/t "$"ta. =liminates the need for further material verification

b. Is a report showing material discrepanciesc. Is an important part of the material qualif- assurance programd. Is issued b- the owner upon receipt of materials

19Th '!t"*!# 3"*&*!t*$n "$+"!' /*&*) 2 API 57< $3"/a. 3nl- pressure O containing componentsb. 3nl- pipe, and fittingsc. 3nl- pipe, fittings and weldsd. Pressure O containing and non(pressure containing components

149D("*n+ !##$2 %#)*n+

a. 3ne electrode from each box should be sampledb. 8wo electrodes from each box should be sampledc. 3ne electrode from each lot should be sampledd. 8wo electrodes from each lot should be sampled

159I& !##$2 #'nt/=/> !" $nt!*n) *n th &#( $& ! %#)*n+ #t"$), PMIt/t*n+

a. Is not necessar-b. Is not necessar- provided appropriate documentation is provided b-

the supplier c. 4ould be conducted on an- of the production welds.

d. 4ould be conducted on a weld button prior to production welds.

169N% #$n+*t()*n!# %#)) !##$2) * /h$(#)a. 6ever be used.b. e used onl- if the Sualit- ;actors is '.0.c. 1eceive random PMI testing of weld and base metald. 1eceive '007 PMI testing of weld and base metal

179h$ h!/ th "/$n/**#*t2 t$ )t"'*n th tnt $& PMI t/t*n+":(*") $n */t*n+ **n+ /2/t'/

a. Authori5ed inspector

b. 3wner ? 9ser c. 1epair organi5ationd. =ngineering organi5ation


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1<9L*/t 4 *'$"t!nt &!t$"/ t$ $n/*)" %hn "*$"*t*J*n+ th n) &$" PMI$n */t*n+ **n+ /2/t'/9

a. RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR

b. RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR

c. RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR

d. RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR

189In$""t /(/t*t(t*$n $& !"$n /t# */ '$/t #*.#2 t$ &$(n) *na. 4hrome steels

b. /tainless steelsc. An- ferritic steeld. An- non(ferrous

09h*h $& th &$##$%*n+ **n+ $'$nnt/ */ '$/t #*.#2 t$ h!3 !/(/t*t(t*$n %*th th %"$n+ '!t"*!#

a. A %02 length of $ 6P/ pipeb. Beld(nec flangec. =xpansion @ointd. olting

19h$ h!/ th "/$n/**#*t2 t$ )t"'*n th tnt $& PMI t/t*n+":(*") )("*n+ "!*"/ !n) !#t"!t*$n/ $& **n+ /2/t'/

a. Authori5ed inspector b. 3wner?9ser c. 1epair organi5ationd. =ngineering organi5ation

9I)nt*&*!t*$n $& '!t"*!#/ 2 3*/(!# /t!'/ $" '!".*n+/a. Is not an important part of the material verification programb. Is not a substitute for PMI testingc. Is important onl- on high allo- materials

d. /hould onl- be done b- inspectors.

9PMI t$$#/ th!t (/ -R!2 &#($"/n !n not )tta. 4arbon contentb. 4hrome contentc. Iron contentd. Mol-bdenum content

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49$% )$/ P$"t!# Ot*!# E'*//*$n St"$'t"2 )t"'*n th#'nt/ *n ! '!t"*!#

a. An electric arc causes a spectrum of light to be emitted from the testedmaterial. 8he light is anal-5ed

b. J(ra-s striing the material cause a spectrum of x(ra-s to be emittedfrom the tested material. 8he x(ra-s are anal-5ed.

c. /pecific chemicals deposited on the tested material cause a spectrumof colors to be emitted. 8he colors are anal-5ed

d. 8he surface is polished and etched. A replication is preformed and isanal-5ed with a microscope.

59PMI t/t*n+ :(*'nt /h$(#) a. 4alibrated ever- + hours

b. 4alibrated as specified b- the manufacturer c. 9sed onl- b- the manufacturer2s personneld. 9sed b- owner?user personnel

69A## "/$nn# "&$"'*n+ PMI t/t/ /h$(#) a. Sualified b- national examb. Sualified b- the owner?user c. nowledgeable about the operation of the PMI test equipmentd. nowledgeable about the operation of the plant where the PMI is

conducted.

79An !##$2 %#) $3"#!2 */ !#*) t$ !"$n /t# !/ 't!#9 h$ h!/

th "/$n/**#*t2 t$ /t!#*/h th '*n*'(' !##$2 ":(*"'nt/ $& th!/-)$/*t) %#) 't!#

a. Authori5ed inspectorb. 3wner?9ser c. 1epair organi5ationd. =ngineering organi5ation

<9h!t */ th !"$"*!t !t*$n t$ t!. %hn !n *n$""t '!t"*!# */#$!t) )("*n+ ! PMI /!'#*n+ $& n% '!t"*!#/

a. Inspect % more items from the inspection lotb. Inspect "07 of the items from the inspection lot

c. Inspect '007 of the items from the inspection lotd. Inspection all items supplied b- that manufacturer

89M!".*n+ n/ /h$(#) not $nt!*na. 4arbonb. 4hromec. 3xidesd. /ulfur

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API 570 C"t*&*!t*$n P"API 57< St()2 Q(/t*$n/

ANSER KEY

Q NO An/%" St*$n

' '.'

% >%s,>;,>%/3+ '.%

4 .'

+ Belding filler material +.%.".>

" ) .+

$ .'0! ) +.'

A +.'

& +.%.'

'0 +.%.'

'' +.%.'

'% 4 +.%.+

' A +.%."

'+ 4 +.%.$

'" ) +.%.$

'$ 4 +.%.$.'

'! +.'' +..% of "! +..%

'& 4 +..%.'

%0 ) +..

%' +.'

%% ".'

% A ".%.'

%+ A ".%.%

%" ".

%$ 4 "."

%! $.%% 4 $.

%& ) !.'.%

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API RP 571, D!'!+ 'h!n*/'/ A&&t*n+ *) :(*'nt *n thR&*n*n+ In)(/t"2

A886N =xamination questions will be based on the following sections onl-N

' O B"*tt# "!t("Its occurrence depends on material fracture toughness and stressconcentration and temp below )883ccurs during start up H shut down8hicer the material more the brittle fracture

Appearance N /traight non branching crac . It will have more cleavage,:ess IG4, H 6o micro void coalescenceInspection N 63

MitigationN - )oing PB>8 or perform warm pre stress >-dro static testfollowed b- low temperature h-drostatic test to attend M/38 FMinimum safeoperating temperature envelope

% O Th"'!# !t*+(' 8hermal fatigue N 4oe drum sirt , ulge in coe drum sirt, 4oe drum

shell Appearance N Bide, dagger shaped surface crac running transverse tothe stress

)etection N E8,M8 and P8 H I1Mitigation N Plan for differential thermal expansion

O E"$/*$nFE"$/*$n C$""$/*$n

Pure =rrosion is called abrasive wearIt is proportional to E F E is the velocit-It is produced b- the solid particle in the liquid

More in the bends/oft allo-s lie 4u and Al allo-s are more prone to it;ailure is fast and quic=rosion is >igh at cupro nicel, slowl- lower in monel,ss0+, hastallo-,titanium F :owest

Appearance NN Pits, groves and valle-s etcInspection N E8,98 H 18 . I1 scan is used to inspect the refractor- loss onstream due to erosion

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+ O Mh!n*!# !t*+(

9suall- ooccurs afeter '0 $ or '0! c-cles3ccurs in )e aerator vessel Appearance N 4lamp shell lie concentric rings, each MarsInsspection P8, M8,E8,/B98, H EA

" O *"!t*$n In)() !t*+(

8here is a high lielihood of cracing when the input load is s-nchronous ornearl- s-nchroni5es with the natural frequenc- of the component.Eibration(induced fatigue can be eliminated or reduced through design and theuse of supports and vibration dampening equipment. Material upgrades are not

usuall- a solution.Inspection and Monitoring a :oo for visible signs of vibration, pipe movement or water hammer.b 4hec for the audible sounds of vibration emanating from piping componentssuch as control valves andfittings.c 4onduct visual inspection during transient conditions Fsuch as startups,shutdowns, upsets, etc. for intermittent vibrating conditions.

$ O At'$/h"* C$""$/*$n

3ccurs due to moisture.4orrosion increase up %"0 deg ; . After that it does not occur . 3nl- 49Ioccurs after that temperature

! O C$""$/*$n Un)" In/(#!t*$n =CUI>More severe between '00 )egree 4 to '%' )egree 4Mitigation. N 9se paint, coating insulation or vapor barrier Inspection NI1 thermograph- for wet and dr- insulation

& O B$*#" !t" C$n)n/!t C$""$/*$n3ccurs in )e( Aerator cracer

8ubes in steam service can give spider web crac9se Bet ;luorescent MP8

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'0 O #( G!/ D% P$*nt C$""$/*$n8he concentration of contaminants Fsulfur and chlorides in the fuel and the

operating temperature of flue gas metal surfaces determine the lielihood andseverit- of corrosion./tress corrosion cracing of 00 /eries // can be found using E8 and P8inspection.

'' O M*"$*$#$+*!# In)() C$""$/*$n =MIC>MI4 is usuall- found in aqueous environments or services where water is alwa-sor sometimes present, especiall- where stagnant or low(flow conditions allowand?or promote the growth of microorganisms.b ecause there are several t-pes, organisms can survive and grow undersevere conditions including lac of ox-gen, light or dar, high salinit-, p> range of

0 to '%, and temperatures from 0o; to %"D; FO'! o4 to ''o4.In(leaage of process contaminants such as h-drocarbons or >%/ ma- lead to amassive increase in biofouling and corrosion.

Affected Units or Equipment a MI4 is most often found in heat exchangers, bottom water of storage

tans, piping with stagnant or low flow, and piping in contact with somesoils.

b Appearance or Morphology of Damageb )amage is often characteri5ed b- cup(shaped pits within pits in carbon steelor subsurface cavities in stainless steel F;igure +(+" through ;igure +("0.

Prevention / Mitigationb Proper application of biocides will control but not eliminate microbes so thatcontinued treatment is necessar-.

1> – S$*# C$""$/*$nCritical Factorsa 8he severit- of soil corrosion is determined b- man- factors includingoperating temperature, moisture and ox-gen availabilit-, soil resistivit- Fsoilcondition and characteristics, soil t-pe Fwater drainage, and homogeneit-Fvariation in soil t-pe, cathodic protection, stra- current drainage, coating t-pe,

age, and condition.c /oil resistivit- is frequentl- used to estimate soil corrosivit-, mainl- because itis eas- to measure. /oil resistivit- is related to soil moisture content anddissolved electrol-tes in the soil water.

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' S(#&*)!t*$n3ccurs above "00 )eg ;

Appearance N 9niform 8hinningInspection N 9se I1 88hermograph- or thermocupleMitigation N 9se Gigh 4r allo-9ses ss 00 or ss +00 for construction or for cladding

'+ Ch#$"*) St"// C$""$/*$n C"!.*n+ =C#SCC>6o Practical lower limit)ue to the chloride content Increase with the chloride content and with the temperatureIt affects mostl- ss 00/o use duplex steel or nicel based allo- are highl- resistant. ut >igh 7 6i

content more than " 7 are almost immuneMitigation N )o not use sea water. /o use low chlorine content water

Critical Factorsa 4hloride content, p>, temperature, stress, presence of ox-gen and allo-composition are critical factors.b Increasing temperatures increase the susceptibilit- to cracing.c Increasing levels of chloride increase the lielihood of cracing.d 6o practical lower limit for chlorides exists because there is alwa-s a potentialfor chlorides toconcentrate.

Appearance or Morphology of Damagea /urface breaing cracs can occur from the process side or externall- under insulation b 8he material usuall- shows no visible signs of corrosion.c 4haracteristic stress corrosion cracs have man- branches and ma- bevisuall- detectable b- a cra5e craced appearance of the surface F;igure +(!,;igure +(!& and ;igure +(0.d Metallograph- of craced samples t-picall- shows branched transgranular cracs F;igure +(' and ;igure +(%. /ometimes intergranular cracing of sensiti5ed 00 /eries // ma- also be seen.e Belds in 00 /eries // usuall- contain some ferrite, producing a duplexstructure that is usuall- more resistant to 4lO/44.

'" O C!(/t* St"// $""$/*$n C"!.*n+ =C!(/t* E'"*tt#'nt>It */ !n SCC )( t$ !(/t* n3*"$n'nt 9 It $("/ n!" N$n PT %#)/Description of Damage4austic embrittlement is a form of stress corrosion cracing characteri5ed b-surface(initiated cracs that occur in piping and equipment exposed to caustic,primaril- ad@acent to non(PB>82d welds

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Appearance or Morphology of Damagea 4austic stress corrosion cracing t-picall- propagates parallel to the weld in

ad@acent base metal but can also occur in the weld deposit or heat(affected5ones.b 8he pattern of cracing observed on the steel surface is sometimes describedas a spider web of small cracs which often initiate at or interconnect with weld(related flaws that serve as local stress raisers.M*t*+!t*$n (/ PT

'$ O *+h T'"!t(" 2)"$+n Att!. =TTA>It occurs at high temperature and high pressure due to formation of methane. It isusuall- accompanied b- de carburi5ation

Affected unitsN >-dro processing, 4atal-tic reformers etc

Mitigation 9se allo-s with 4r and Mo and use tem between '+ deg 4 to % deg4 1ef API 1P &+' for >A8A>8>A will be accompanied b- significant amount of decarburi5ation

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API 571 OR 570 EAM

19 h!t !"! )$ 2$( $n/*)" t$ $& '$/t $n"n %hn *n/t*n+! **n+ /2/t'

a. 9nderneath insulation on lines operating at temperatures above%00D;

b. In a straight run pipe containing motor oilc. At and?or downstream of a chemical in@ection pointd. 9nderneath insulation on line operating below %"D;

9 E"$/*$n – $""$/*$n !n !!" !/a. cra5e cracsb. urstc. Grovesd. nife edge cracs

9 $" %h*h .*n) $& D!'!+ 'h!n*/' *n/t*$n */ $& n$ (/a. 8emper embrittlementb. rittle fracturec. =rosion( corrosion

d. 4austic corrosion

49 h*h $& th &$##$%*n+ "$"t*/ %*## n$t h!3 &&t $n "*tt#&"!t("

a. 8hicnessb. /tressc. 8emperatured. Alle. 6one

59 h!t */ th '$"h$#$+2 $& "*tt# &"!t("a. Multiple clamshell t-peb. ;ull of ranchesc. /traight H un(branchedd. /pider web t-pe

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69 P"&$"'*n+ ! %!"' " /t"// h2)"$ t/t &$##$%) 2 #$%" t'h2)"$ t/t '!2 ")( th #*.#*h$$) $&

a. 8emper =mbrittlementb. 49Ic. riitle fractured. 4austic embrittlement

79 Th"'!# &!t*+( C"!.*n+ '!2 /(/t) *& th t'"!t("a. is below 0 )eg 4b. /wing =xceeds & )eg 4c. Is above %00 )eg ;

d. 6one

<9 Th"'!# !t*+( '!*n#2 $("/ *na. Auto refrigeration equipmentb. >igh tem >igh allo- /teelc. 4oe drum shelld. =quipments in the wet marine environment

89 Th"'!# &!t*+( "!./ !" (/(!##2a. surfaceb. /ubsurfacec. Bide )agger shaped H oxide filledd. /pider web t-pe

109 T$ )tt th"'!# !t*+( B/t NDT */a. P8b. E8c. M8d. 18

119 E"$/*$n $""$/*$n )n)/ $n !## $& th &$##$%*n+ ta. Eelocit- of the impacting mediumb. 8A6 levelc. Angle of the impactd. Alle. none

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19 h*h '!2 ")( "$/*$na. )ecreasing the pipe dia to decrease the velocit-b. eeping the bends sharp H shortc. 9sing replaceable impingement bafflesd. Alle. 6one

19 S($/ th" */ "&"!t$"2 #$// $n th /t"!' )( t$ "$/*$n9h*h n)t Mth$) */ &!/t"

a. 98b. 18

c. I1d. P8

149 h*h 't!# h!/ th #$%/t "$/*$n –$""$/*$na. 4./b. Monelc. 8itaniumd. Al(ron5e

159 h*h !n *'"$3 th 'h!n*!# &!t*+( "/*/t!na. Suenchingb. 8emperingc. ;iner grained materiald. Alle. 6one

169 C9S T*t!n*(' %*## h!3 n)("!n #*'*t9 S$ #$% %h*h!t*+( "!.

a. Increase with number c-cle

b. )ecrease with the number of c-clesc. )o not occur Independent of the no of c-cled. 4./ H titanium do not have endurance limit at all

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179 Ch$$/ $""t $t*$na. Aus ss exhibit an endurance limitb. 8itanium do not exhibit an endurance limitc. 4./ exhibit an endurance limitd. Alle. 6one

1<9 h!t */ '$"h$#$+2 $& Mh!n*!# &!t*+(a. /traight 9n(branched cracsb. ranched cracsc. listers

d. 4lam shell t-pe beach mars

189 $% th !t*+( "!.*n+ !n "3nt) /ta. - )oing PB>8b. - 9sing correct metallurg-c. - using proper designd. Bhile using maring stamps H tools prefer the high stress ones

09 U/(!##2 !t'$/h"* $""$/*$n "$!*#*t2 */ 3"2 #//a. at 0 )eg 4b. at '00 )eg 4c. above '%' )eg 4d. Above '%' )eg 4 but under insulation which gives double

protection

19 O(t $& th &$##$%*n+ %h*h '!2 n$t !(/ !t'$/h"*$""$/*$n

a. Bet 1ural environmentb. Marine environment above !0 )eg 4

c. ird 8urdsd. Alle. 6one

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9 I& 2$( %!nt t$ h. &$" $""$/*$n (n)" CUI =*th $(t "'$3*n+th *n/(#!t*$n> %h!t NDT 'th$) */ "&"!#

a. 18b. 98c. =8d. I1

9 I& 2$( %!nt t$ h. th '*//*n+ $" )!'!+) *n/(#!t*$n %h!tNDT */ P"&"")

a. 18

b. =8c. I1d. 98

49 $% t$ '$n*t$" $*#" %!t" $n)n/!t $""$/*$na. Bater anal-sisb. Periodic calculation of 9 ;actor c. 4alculation of @ factor H J factor d. All

59 D!#*n+ %*th B$*#" %!t" $n)n/!t $""$/*$n h!/ +$t !## $& th &$##$%*n+ t

a. Pro active inspection programmeb. no proactive inspection programmec. ox-gen scavenging treatment programmed. 6one

69 T$ &*n) th th. *n th CC (n*t/ %h" /(#h(" $nt!*n*n+/t"!'/ !" n$(nt")

a. it is normal to use 98 8h Gageb. It is preferable to use 98 /canning devicesc. It is usual to use pit gaged. Alle. 6one

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79 S(#h*)!t*$n $("/ !ta. "00 )eg 4b. "00 )eg ;c. '00 )eg 4d. Ambient temperature

<9 /Th %!2 t$ "/*/t /(#h*)!t*$n */a. )oing PB>8b. Increasing the chromium contentc. Improvements in design

d. Alle. 6one

89 T$ &*n) th $""$/*$n "!t )( t$ /(#h*&!t*$n !t ! +*3n t' &$" ! +*3n '!t"*!# $n (//

a. Psu nelson curveb. Mc(4onom- curvec. Ban )er(Ball 4urved. Mac( Peterson curve

09 Ch$$/ $""t $t*$na. A sulphide scale on the surface increases the severit- of

sulphidationb. 4opper based allo-s form sulphide at higher tem than 4./c. In general 00 series gives poor resistance to sulphidation)9 /ulphidation in general forms uniform thinning in the absence of

high fluid velocities and contaminants

19 At 600 D+ &$" 5 C" !n) &$" /(#h(" $ntnt 1 h!t %*##

th C$""$/*$n "!t = On B$$.>a. ' mp-b. '0 mp-c. (+ mp-d. ! to '0 mp-

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9 O(t $& &$##$%*n+ %h*h */ th n3*"$n'nt!# !//*/t) "!.*n+a. rittle fractureb. 8hermal fatiguec. /ulphidation)9 4hloride /44

9 h*h $& th &$##$%*n+ */ n$t /(/t*# t$ h#$"*) SCCa. // 00 seriesb. 6icel allo-s containing %0 7 nicelc. // +00 seriesd. All

e. 6one

49 Ch#$"*) SCC !!"a. As /traight cracs without branchesb. As the deep groovesc. As ranched cracsd. As a small H large voids

59 Y$( h!3 Ch#$"*) SCC $n A(/ SS 9 h*h */ th tt" NDT'th$) t$ )tt *t

a. P8b. M8c. 18d. =8

69 T$ P"3nt Ch#$"*) SCCa. 9se materials with 6icel content more than "0 7b. 9se low 4hloride content water during >-dro testingc. 9se 4./

d. Alle. 6one

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79 S*)" % #*. "!. )$/ n$t !!" *n !!" *na. 4hloride /44b. 4austic embrittlementc. 4orrosion fatigued. none

<9 Ch$$/ (n$""t $t*$na. Increasing caustic concentration H temperature H doing PB>8

increase the severit- of caustic embrittlementb. 4austic embrittlement can occur in ;B in oiler tubes that

alternate between wet H dr- condition due to overfiring

c. 9suall- caustic embrittlement propagates parallel to the weldmentd. 6icel bade allo-s are more resistant to the caustic embrittlement

89 $" N!O $nnt"!t*$n $& 0 %*+ht !t 50 D+ , %h*h'!t"*!# */ /(*t!# = On B$$.>

a. 4arbon steeb. 4arbon steel with PB>8c. 6icel allo-sd. 4hromium allo-se. All

409 $" C9S #$% n)("!n #*'*t !t*+( "!.*n+ */ '$""$!# &$" th 2#/ *n th "!n+ $&

a. '0+

b. '0!

c. '000d. 6one

419 TA *" '$" #!$"!t#2 )!#t *n

a. API "'0b. API "!0c. API 1P &+'d. API %0'"

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49 TA !n $n&*"') 2a. P8b. B;M8c. Metallographic anal-sis of the damaged areasd. 98

49 In E!"#2 /t!+ TA !n )tt) *n /!'# 2a. P8b. B;M8c. 98d. /canning microscope

449 TA !n )!#t %*tha. - using allo-s with high Mo H 4hromium contentb. - )oing the PB>8c. - increasing the Partial pressured. Alle. 6one

459 In $")" t$ )!# %*th TA *n /*t(!t*$n/ h!3*n+ 100 !"/ $& !"t*!# "//(" $& h2)"$+n &$" 600 D+ &, (/ On B$$.>

a. use $ cr (0." Mob. 9se PB>8c. 9se '.%" 4r( 0." Mod. 9se nicel based allo-s

469 h*h )!'!+ 'h!n*/' %*## !!" !/ th ( /h!) *t/%*th*n *t/ *n C9S $" /( /("&! !3*t*/ *n SS

a. :Mb. MI4

c. 4hloride /44d. >I4

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479 hn 2$( *n/t ! //# M!) ( $& MOC !3*n+ th. 60 ''h!3*n+ MDMT --5 DEG C9 hn *t %!/ $"!t) !t - 10 D+ C,St"!*+ht Un- "!nh) C"!./ %h" &$(n) %h!t M!2 th2

a. 4old 8hermal ;atigueb. >38 tearsc. rittle ;ractured. /tress 4orrosion 4rac

4<9 C"!./ %" &$(n) *n th C$. )"(' Sh## t$ h!3 )!++" /h!) O*) &*##)9 S("&! C"!./ h!t !" th2 h*h NDT'th$) */ th /t t$ *n/t

a. 4old 4racs, 18b. 8hermal ;atigue, P8c. 8hermal ;atigue M8d. >I4, 98

489 Y$( !" *n/t*n+ ! /'!## )*! * n!" ! C$'"//$"9 Y$( &*n)B!h #*. M!"./ In*t*!t*n+ &"$' ! Ltt" (nh) !"! *n th &$"'$& C#!' Sh## A!"!n9 h!t *t M!2

a. 4ircular 4racsb. /tress 1uptures

c. rittlememtd. ;atigue 4racs

509 hn 2$( !" *n/t*n+ ! **n+ E:(*'nt th!t h!n)#/C!(/t* "'$3!# (n*t Y$( &*n) "!./ $& /*)" Sh! $n thSt# S("&!9 h!t M!2 th29 h*h NDT 'th$) */ /(*t!#

a. 4rater 4racs, E8b. IG/44, 98c. 4austic =mbrittlememt, B;MP8d. >ot 91/8, P8

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519 MIC !n $nt"$##) 2

a. maintaining water velocities above certain limitb. b- using biocidec. tr- to eep the s-stem clean H dr-d. alle. 6one

59 Th )!'!+ 'h!n*/' $("/ *n '$*/t(" n3*"$n'nt *n th"/n $& #*+ht *n th !/n $& #*+ht In th "/n $& O2+n *n th !/n $& $2+n #$% th &"J*n+ $*nt $&

%!t" !$3 th B$*#*n+ $*nt $& %!t" O("/ *n A*)* !#.!#*n n3*"$n'nt/ I)nt*&2 th )!'!+*n+ 'h!n*/'

a. 49Ib. Atmospheric corrosionc. /oil corrosiond. MI4

59 h*h $& th &$##$%*n+ D!'!+ 'h!n*/' %*## h!3 '$""!nh/

a. >I4

b. >8>Ac. :M=d. /44

549 h!t */ th 'h!n*/' $& MICa. Microbes eat awa- the metal H mae it weaer b. =xcreta H -products of Microbesc. Microbes produce ox-gen which promotes corrosiond. All

559 Th C"*t*!# &!t$"/ &$" th 3*"!t*$n *n)() !t*+( */a. :ow temperatureb. Brong metallurg-c. /-nchroni5ation of the input load with the natural frequenc- of

the componentd. 8emperature

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569 h*h */ n$t th C$""t $t*$na. Eibration induced ;atigue depends on the Amplitude H ;requecn-

of the Eibrationb. Eibration effects ma- be shifted when the vibration section is

anchoredc. It ma- cause 49Id. Alle. none

579 #( +!/ */a. Methaneb. 4arbon )i oxidec. /ulphur )i 3xide in the combustion productsd. All

5<9 Ch$$/ $""t $t*$na. 8-pical due point of sulphuric acid is higher than that of

>-drochloric acidb. 8-pical due point of sulphuric acid is lower than that of

>-drochloric acidc. /everit- of coorosion depends on thicness of the componentd. 6one

589 S$*# $""$/*3*t2 */ (/(!##2 '!/(") 2a. /oil 1esistivit-b. /oli temperaturec. /oil Phd. 8-pe of soil

609 S$*# C$$"$/*$n */ /t '!n!+) 2a. 4oatingb. 4athodic Protectionc. 8he 9se of /pecial ac filld. a H b

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*+(" 5-5 – R$''n)) P"//(" !n) !"t*!# "//(" #*'*t/" API 8419 =R&91>

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M$)*&*) MC$n$'2 ("3/ /h$%*n+ t2*!# &&t $& t'"!t(" $nh*+h t'"!t(" /(#&*)!t*$n $& /t#/ !n) /t!*n#// /t#/9 =R&9>

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API 571 OR 570 EAM

Q9NO ANS R&"n

' 4 G

% 4 +.%.'+."a

+.%.!.!

+ = +.%.!.

" 4 +.% !."

$ 4 +.%.!.$ d '! +.%.&..c

4 +.%.&.+.b

& 4 +.%.&.".b

'0 4 +.%.&.! a

'' = +.%.'+. b H '+.+ d

'% 4 +.%.'+.$

' 4 +.%.'+.!

'+ 4 8able +.

'" ) +.% '$.+.b iv

'$ 4 +.% '$. c

'! 4 +.%.'$. c

' ) +.% '$."

'& 4 +.%.'$.$

%0 4 +..%. f

%' ) +..%.

%% A G

% 4 +.%..! g

%+ A +..".! a

%" +..".! b

%$ +.+.%.! c

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%! +.+.%. c

% +.+.%.$ a%& fig +.$"

0 ) +.+.%..g

' 4 ;ig +.$" H fig +.$$

% ) +." H +.".'

4 +.".'..l

+ 4 +.".'.+

" ) +.".'.!

$ ) +." '.$

! 4 fig +.!&

A +." , a,b H, +.".+ d H +.".." a

& 4 F 3pen oo fig +."

+0 +.% '$. d II

+' 4 ".'..'..d

+% 4 ".'..'.".a

+ ) ".'..'.".c

++ A ".'..'.$

+" 4 use 3pen oo fig"."

+$ +..." a H b

+! 4 +.%.!. H +.%.!."

+ 4 +.%.&.+ H +.%.&."

+& ) +.%.'$."a

"0 4 +.".."b H +."..!a

"' ) +...$

"% ) +...

" ) G

"+ G

"" 4 +.%.'!.

"$ = +.%.'!.!G

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"! 4 +..!.'

" A +..!."& A +..&.

$0 ) +..&.$

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577 &$" API EAMSCLOSED BOOK =API RP-577>

1 h!t %#)*n+ "$// */ *t(")

a G8ABb ;4AB

c /MABd /AB

h!t %#)*n+ "$// */ *t(")

a G8ABb ;4ABc /MABd GMAB

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h!t %#)*n+ "$// */ *t(")

a G8ABb ;4ABc /ABd GMAB

4 h!t %#)*n+ "$// */ *t(")

a G8ABb ;4ABc /ABd GMAB

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5 In th SMA #t"$) *)nt*&*!t*$n /2/t', ! 1; *n th th*")$/*t*$n %$(#) '!n

a A4 H )4=6b digging arc with deep penetrationc all position electroded both a and be none of the above

6 Th #t"$) $!t*n+ )$/ %h*h $& th &$##$%*n+a acts as a shieldingb acts as a deoxidation agentc acts as an allo-ing and ioni5ing agentd all of the above

7 GMA */ h!"!t"*J) 2 ! a cut length electrodeb flux core electrodec coated electroded solid wire electrode which is fed continuousl- through a welding

gun

< G!/// &$" GMA !n a inert and reactiveb argon or helium for some applications

c inert, mixed with some t-pe of reactive gasd all of the above

8 In th #t"$) *)nt*&*!t*$n &$" GMA, %h!t )$/ th S; /t!n) &$",*n th #t"$) ER 70S-1

a /iliconb /pra- arcc /olid wired none of the above

10 hn (/*n+ GMA, th t2 $& 't!# t"!n/&" )n)/ $n

a shielding gasb current and voltagec power suppl- characteristicsd all of the abovee none of the above

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11 S"!2 t"!n/&" */ $n/*)") t$ 9a the hottest GMAB welding t-pe transfer

b the least amount of heating to the base metalc the process with the highest deposition rate for the processd the process that is a program of exact combination of high and low

currents

1 G#$(#!" t"!n/&" */ $n/*)") t$ 9a the hottest GMAB welding t-pe transfer b the least amount of heating to the base metalc the process with the highest deposition rate for the processd the process that is a program of exact combination of high and low

currents

1 P(#/) !" t"!n/&" */ $n/*)") t$ 9a the hottest GMAB welding t-pe transfer b the least amount of heating to the base metalc the process with the highest deposition rate for the processd the process that is a program of exact combination of high and low

currents

14 Sh$"t *"(*t*n+ t"!n/&" */ $n/*)") t$ 9a the hottest GMAB welding t-pe transfer b the least amount of heating to the base metal

c the process with the highest deposition rate for the processd the process that is a program of exact combination of high and low

currents

15 GMA */ 3"2 /n/*t*3 t$ %h*h tn)/ t$ #!3 th 't!#(n"$tt) )("*n+ %#)*n+9

a wind or drafts which tend to blow the shielding gas awa-b ultraviolet light wavesc arc lengthsd all of the abovee none of the above

16 Th "$// h!/ !n #t"$) th!t */ n$t *ntn)) t$ $n/(') )("*n+ th %#)*n+ $"!t*$n9

a /MABb GMABc ;4ABd G8ABe none of the above

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17 GTA !n "&$"') (/*n+ %h*h $& th &$##$%*n+ $#!"*t*/a )4=6

b )4=Pc A4d all of the abovee none of the above

1< !n) !" th t%$ '$/t $''$n#2 (/) *n"t+!/// &$" th GTA "$//9

a 43% and ox-genb Argon and heliumc Acet-lene and ox-gend none of the above

18 On $& th "$#'/ !//$*!t) %*th GTA */a inabilit- to tolerate contaminationb it is a slow processc tungsten inclusionsd all of the abovee none of the above

0 Th P"$// */ h!"!t"*J) 2 th (/ $& !$nt*n($(/#2 – &) /$#*) %*" #t"$) %h*h "$3*)/ !n !" th!t */t$t!##2 $3") 2 ! #!2" $& +"!n(#!" &#(9

a /MABb GMABc ;4ABd G8ABe none of the above

1 Th *++/t !)3!nt!+ $& SA */ *t/ 9a portabilit-b abilit- to weld out of positionc high deposition rated abilit- to produce almost no weld defects

A '!$" "$#' %hn (/*n+ th SA "$// */ 9a high deposition rateb weld contour c solidification cracingd none of these

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Th )*t*$n!"2; &$" %#)*n+ t"'/ */ th AS )$('nt a A %.+

b ) '.'c '.''d A .0

4 A %#) $*nt; */ )&*n) !/ 9a an- fillet weldb an- place a weld can be performedc the @unction of members or edges of members which are to be

@oined or have been @oinedd the area which is to be welded

5 A %#) +"$$3 &!; */ )&*n) !/ 9a that surface of a member included in the grooveb the bevels and landing of a weld @ointc the bevels and ad@acent base metald oth b and c

6 h*h $& th &$##$%*n+ */ n$t ! t2 $& %#) $*nta butt @ointb corner @ointc lap @ointd fillet weld

7 Th /("&! $& th %#) $n th /*) $$/*t &"$' %h" th %#)*n+%!/ )$n */ !##) th 9

a weld faceb face reinforcementc root surfaced root opening

< Th $/) /("&! $& ! %#) $n th /*) &"$' %h*h %#)*n+ %!/)$n */ !##) th 9

a weld face

b face reinforcementc root surfaced root opening

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8 "&"/ t$ th !t(!# '#t*n+ t$+th" $& th &*##" 't!#!n) !/ 't!#, $" th !/ 't!# $n#29

a ;usionb )ilution 5onec Penetrationd Beld

0 */ ! t"' %h*h "#!t/ t$ th )*/t!n th!t th %#)'t!# h!/ "$+"//) *nt$ th $*nt9

a ;usionb )ilution 5onec Penetrationd Beld

1 A %#) */ ! /*n+# "$+"//*$n $& %#)*n+ !#$n+ ! $*nt9a la-er b sectionc aread pass

A $''$n "!t* t$ ")( )*/t$"t*$n !(/) 2 %#)*n+ */ 9

a bacstep sequenceb weld onl- on one side

c preheat one side and weld from the other d all of the above

On $& th '$/t *'$"t!nt !"t/ $& th %#)*n+ *n/t$"@/ $ */ th!t(!# 3!#(!t*$n $& %#)/ t$ )t"'*n9

a their suitabilit- for an intended serviceb appearancec ratingd all of the abovee none of the above

4 A */ /$' &!t(" %h*h *nt"$)(/ !n *""+(#!"*t2 *n !n$th"%*/ (n*&$"' /t"(t("9

a defectb faultc discontinuit-d none of the above

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5 A */ ! &!t(" %h*h *'!*"/ th /(*t!*#*t2 $& th!t /t"(t("&$" *t/ *ntn)) ("$/9

a defectb faultc discontinuit-d none of the above

6 Gn"!##2, !" $n/*)") t$ th '$/t "*t*!#)*/$nt*n(*t29

a undercutb cracsc overlapd porosit-

7 */ )/"*) !/ th $n)*t*$n %h" th %#) */ n$t$'#t#2 &(/) *th" t$ th !/ 't!# $" t$ !)!nt %#) !///9

a Incomplete penetrationb Incomplete fusionc Porosit-d none of the above

< )/"*/ th /*t(!t*$n %h" th %#) 't!# h!/ n$t$'#t#2 "$+"//) *nt$ th %#) "$$t t$ &(/ %*th th */t*n+"$$t &!9

a Incomplete penetrationb Incomplete fusionc Porosit-d none of the above

8 !" "+*$n/ %*th*n th %#) "$// /t*$n $" !t th %#)/("&! %h" th '$#tn &#( */ 'h!n*!##2 t"!) %*th*n th/$#*)*&*) 't!#9

a Incomplete penetrationb Incomplete fusionc 3verlap

d none of the above

40 */ )&*n) !/ ! !3*t2 t2 )*/$nt*n(*t2 &$"') 2 +!/nt"!'nt )("*n+ /$#*)*&*!t*$n9

a 4racb :aminationc Porosit-d 9ndercut

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41 A )*/$nt*n(*t2 th!t !!"/ !/ th$(+h th %#) 't!# $3"&#$%) th

$*nt !n) #!2*n+ $n th !)!nt !/ 't!# /("&! */ !##) 9

a incomplete penetrationb incomplete fusionc overlapd none of the above

4 h*h $& th &$##$%*n+ */ t"( !$(t #!'*n!t*$n/a a base metal flawb result from the presence of nonmetallic inclusions which occur in

steel

c were formed when the steel was producedd all of the abovee none of the above

4 R$")*n+ $n ! )!t! /ht $& !n *n)*!t*$n th!t )/ th "t&#!% /*J "*t"*! !n) n)/ t$ $""t) */-

a 1ecordable indicationb 1eportable indicationc 6otable indicationd 6one of above

44 A /( –/("&! t""! !n) /t-#*. "!. %*th !/* $"*nt!t*$n!"!### t$ th !/ 't!# /("&! !(/) 2 tn/*# /t"/// *nth*.n// )*"t*$n */ !##)

a :aminationb Plane(breaing cracc :amellar tearingd /tress corrosion crac

45 S#!+ *n#(/*$n; */ n$t &$(n) *n %#)*n+ "&$"') 2a /MABb /ABc ;4ABd GMAB

46 M$/t !#*!# 'th$) &$" /(-/("&! $"$/*t2 */a 98b P8c =8

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d 18

47 T */ '$/t $n3n*nt#2 "&$"') #!*n+ !n 2a within $# O %+# with angle less than 0T with the surfaceb within $22(%+22 with angle not less than 0T with surfacec be-ond %+22 with angle less than 0Td be-ond %+22with angle not less than 0T

4< A #!" "!)*$+"!h2 &*#' h!/ )n/*t2 $& a +b 0c %d I6;I6I8*

48 In UT !'*n!t*$n,a A( scan shows cross(sectional elevation viewb ( scan shows cross(sectional elevation viewc 4(scan shows cross(sectional elevation viewd 6one of above

50 St#/ %*th CE +"!t" th!n 0955 t2*!##2 ":(*"a Preheating onl-b Pre(heating H PB>8c 6o pre( heating or PB>8

d PB>8 onl-

51 Q9A 'th$) t$ !//(" th!t PT %!/ "&$"') /!t*/&!t$"*#2 */a >ardness testing of weld H >AUb 1adiograph- of weld H>AUc P8 or M8 of weld H>AUd 98 of weld H ha5

5 #)*n+ "$// th!t h!/ 3"2 h*+h 't!# )$/*t*$n "!t */a /MABb G8AB

c GMABd /AB

5 $" :(!#*&*!t*$n $& %#)*n+ $"!t$" (/*n+ RT, , *t R:(*"/ ---------#n+th t$ !'*n)

a feetb meter c 0 inch

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d $ inch

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54 RT !n /t )tta :amination

b 9ndercutc :3; /ide walld Alle 6one

55 In $")" t$ !3$*) 2)"$+n "!.*n+ *n th %#)'nta use Pre >eatb 9se PB>8c 9se :ow >-drogen electroded Alle 6one

56 In UT C!#*"!t*$n , th t'"!t(" $& th !#*"!t*$n /t!n)!") /h$(#) %*th*n ---------- $& th !"t t$ !'*n)

a '0 deg ;b %0 )eg ;c %" )eg ;d Alle 6one

57 U/(!##2 $3"#!*n+ $3"!+ /h$(#) '*n*'('a " 7

b '07c %." 7d Alle none

5< A/ " API 577, th "//(" t/t /h$(#) h#) !t #!/ta mtsb 0 mtsc '0 mtsd All

58 A/ " API 577 A &$" C9S *n#()/ th$/ "+*$n/ h!t) t$ '$"th!n

a "00 )eg 4b 00 )eg 4c !00 )eg 4d '000 )eg 4

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60 Ch$$/ $""t $t*$na /teels with 4= less than 0." require no Pre >eat

b /teel with 4= of 0." to 0."" requires pre heatingc /teels with 4= more than 0."" requires both Preheat H PB>8d Alle 6one

61 A(/ SS $nt!*n = !/ " API 577>a :ow carbonb 4hromium between '" 7 to % 7c 6icel 7 to ! 7d Alle 6one

6 Ch$$/ $""t $t*$na 8o most important consideration in welding Aus // are

solidification cracing, hot cracing, distortion and maintainingcorrosion resistance

b /olidification cracing exist in the fusion 5one, while hot cracingexists in the partiall- melted 5one

c 8o prevent cracing minimum amount ferrite to be present is " 7 to%0 7

d Alle 6one

6 $t T!*n+ /h$(#) !""*) %*tha = $0'0b = !0'0c = !0'd = $0''

64 In th !/ $& $t T!*n+ !"$n /t# %*## ("n *n th "/n $&--------- !n) h*+h h!t

a >-drogenb 3x-gen

c 4hlorined /team

65 h*h */ th '$/t *'$"t!nt !"t $& th %#) /2'$#a >eadb 8ailc 1eference :ined Arrow

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669 h*h "$// !n "!t $2+n )&**nt !t'$/h"

a. /MAB

b. GMABc. /ABd. All

679 $" %#)*n+ A#('*n(' , M!+n/*(' t 2$( %*## (/

a. /MABb. G8AB with )4=6c. G8AB with alternating currentd. /AB

6<9 h*h 'th$) $& GMA !n "$)( /!tt"

a. GMAB /pra- transfer b. GMAB Globular transfer c. GMAB /hort circuit transfer d. GMAB pulsed arc

689 h!t */ )*/!)3!nt!+ $& CA

a. More susceptible to wind H )raftsb. acing material is required for root pass weldingc. :ow deposition ratesd. alle. one

709 Ch$$/ $""t $t*$n

a. 3ne PS1 ma- support several BP/b. one BP/ ma- be qualified b- more than one PS1c. bothd. none

719 An2 #t"$) h!/ $' %t S$

a. It can be reused as it isb. It has to be baed in the oven to %00 )eg f H can be reusedc. It has to be discardedd. It can be reused with aPI inspector2s permission

79 RT */ n$t !##$%) *n #)" :(!#*&*!t*$n $&

a. /MABb. G8ABc. GMAB( /d. all

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79 In &*#' *nt""t!t*$n

a. use of Magnif-ing device is not allowed

b. low power F '." J to J Magnif-ing devices can be usedc. 3nl- high power :ense is allowedd. 3nl- high intensit- light is needed

749 A &*#' )n/*t2 $& !##$%/

a. '7 of the incident lightb. .' 7 of the incident lightc. 0.0' 7 of the incident lightd. all

759 In !#*!t*$n/ %h" th :(!#*t2 $& th &*n!# "$)(t */ *'$"t!nt &$" /!&t2

"#*!*#*t2a. 3ne API approved radiographer should evaluate H pass @udgementb. More than one qualified interpreter should evaluate H pass

@udgementc. J ra- qualit- 1adiographs should be usedd. 1adiograph should be free of indications

769 M!n(&!t("" %*## /(#2 th MTR

a. mandatoril- to the purchaserb. after the suitable pa-mentc. 3nl- when purchaser require itd. 3nl- when the API code insist on

779 In $t t!*n+ L$% 2)"$+n #t"$)/

a. 1educes the ris of >A4 in the root passb. 1educes the ris of urnthroughc. Improve safet-d. Alle. 6one

7<9 S"3* !J!") $t t!*n+ %*th S */

a. =xplosionb. P-rophoric scale

c. urningd. 4ombustion

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