S1501 Piping Spec

7/25/2019 S1501 Piping Spec

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PIPING WORK SPECIFICATION

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CONTENTS

1.0 SCOPE..........................................................................................................

2.0 CODE, STANDARD & SPECIFICATION................................................................

3.0 RESPONSIBILITY............................................................................................

4.0 PROCEDURE.................................................................................................

5.0 PRODUCTS & MATERIALS...............................................................................

6.0 PRE-FABRICATION........................................................................................

7.0PIPING ERECTION........................................................................................

8.0INSTALLATION OF UNDERGROUND PIPING......................................................

9.0DIMENSIONAL CHECKING.............................................................................

10.0WELDING...................................................................................................

11.0GALVANIZING PAINTING & COATING............... ERROR: REFERENCE SOURCE NOT

FOUND

12.0 IDENTIFICATION & MARKING............... ERROR: REFERENCE SOURCE NOT FOUND

13.0QUALITY ASSURANCE & QUALITY CONTROL.......... ERROR: REFERENCE SOURCE

NOT FOUND

14.0PRESSURE TESTING........................... ERROR: REFERENCE SOURCE NOT FOUND

15.0CHEMICAL CLEANING........................ ERROR: REFERENCE SOURCE NOT FOUND

16.0FLUSHING......................................... ERROR: REFERENCE SOURCE NOT FOUND

17.0 REINSTATEMENT............................... ERROR: REFERENCE SOURCE NOT FOUND

18.0 ATTACHMENT.............................................................................................


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1.0 SCOPE

1.1.1 This specification is intene to s!pp"e#ent an confi$# %oo &o$'in%

p$actices !$in% fa($ication) e$ection an testin% of pipin%. The fa($ication an

asse#("* sha"" (e in acco$ance &ith in!st$* coes) specifications an

+App$o,e fo$ Const$!ction D$a&in%s. A"" pipin% sha"" (e esi%ne) fa($icate

an inspecte pe$ s!(ect %ene$a" specifications an acco$in% to AP/ 0

pipin% inspection coe.

2.0 CODES, STANDARDS AND SPECIFICATIONS

1.2.3 Th$o!%ho!t this Stana$ the fo""o&in% ate an !nate stana$scoes

a$e $efe$$e to. These $efe$ence oc!#ents sha"") to the etent specifie

he$ein) fo$# a pa$t of this stana$. Fo$ ate $efe$ences) the eition cite

app"ies. The app"ica(i"it* of chan%es in ate $efe$ences that occ!$ afte$ the

cite ate sha"" (e #!t!a""* a%$ee !pon (* the Co#pan* an the 4eno$. Fo$

!nate $efe$ences) the "atest eition of the $efe$ence oc!#ents 5inc"!in%

an* s!pp"e#ents an a#en#ents app"ies.

ASME - Am!"#$% S"'( &) M#*$%"#$+ E%"%!

AS7E 81.1 nifie /nch Sc$e& Th$eas

AS7E 81.20.1 Pipe Th$eas) :ene$a" P!$pose 5/nch

AS7E 816.10 Face to face an en to en Di#ensions of ,a",es

AS7E 816.11 Fo$%e fittin%s) Soc'et ;e"in% an Th$eae

AS7E 816.20


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AS7E 816.3> 4a",es ? F"an%e) Th$eae an ;e"in% En

AS7E 816. Pipe F"an%es an F"an%e Fittin%s

AS7E 831.3 P$ocess Pipin%

AS7E 836.10 ;e"e an Sea#"ess ;$o!%ht Stee" Pipe

AS7E 836.19 Stain"ess Stee" Pipe

ASTM - Am!"#$% S"'( &) T'"% $% M$'!"$+

AST7 A3 Pipe) Stee") 8"ac' an Hot-Dippe) @inc Coate)

;e"e an Sea#"ess

AST7 A10 Fo$%in%s) Ca$(on Stee" fo$ Pipin% Co#ponents

AST7 A106 Sea#"ess Ca$(on Stee" pipe fo$ Hi%h Te#pe$at!$e

Se$,ice

AST7 A193 Specification fo$ A""o* Stee" an Stain"ess Stee" 8o"tin%

7ate$ia"s fo$ Hi%h Te#pe$at!$e Se$,ice

AST7 A19> Specification fo$ Ca$(on an A""o* Stee" N!ts fo$ (o"ts fo$

Hi%h P$ess!$e an Hi%h Te#pe$at!$e Se$,ice

AST7 A23> Specification fo$ Pipin% Fittin%s of ;$o!%ht Ca$(on Stee" an

A""o* Stee" fo$ #oe$ate an e"e,ate Te#pe$at!$es

AST7 A312 Sea#"ess an ;e"e A!stenitic Stain"ess Stee" Pipe


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API- Am!"#$% P'!&+/m I%'"'/'

AP/ Specification fo$ ine Pipes

AP/ 0Pipin% /nspection Coe

MSS- M$%/)$#'/!! S'$%$!"$'"&% S"'(

7SS SP-B3 Stee" Pipe nions) Soc'et-&e"in% an th$eae

Nationa" Association of Co$$osion En%inee$s

NACE - N$'"&%$+ A"$'"&% &) C&!!&"&% E%"%!

NACE 7


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insta""ation of pipin% an its co#ponents) co#p"iance &ith HSE

p$oce!$e.

3.2.2 Sha"" $epo$t to conce$n P$oect Const$!ction 7ana%e$

3.3 Pipin% En%inee$

3.3.1 Fie" en%inee$in% inspection an s!pe$,ision in the a$ea of pipin%

&o$'s an ens!$in% i#p"e#entation an ahe$ence to p$oect

specifications) p$oce!$es an HSE po"icies.

3.3.2 Sha"" p$o,ie technica" s!ppo$t to the ope$ation of pipin% &o$'s an

ens!$e that pipin% fa($ication an e$ection) inspection an testin%

#eet the p$oect specification ens!$in% &ith "atest /FC. Contin!o!s"*

chec' an $e,ie& the chan%es stat!s !$in% the &o$'.

3.3.3 Sha"" cont$o" of a"" 'in of $eso!$ces an coo$inate &ith p$oect

en%inee$ on eec!tion of &o$' an ens!$e p$o!cti,it*.

3.> Pipin% S!pe$,iso$

3.>.1 Sha"" ens!$e that a"" site acti,ities a$e pe$fo$#e in en,i$on#enta""*

safe an $esponsi("e #anne$ acco$ance &ith HSE an fo""o&-!p a""

safet* p$oce!$es) pe$#it-to-&o$') etc.

3.>.1 Sha"" s!pe$,ise pipin% &o$'s an ens!$e the co#p"iance &ith

esta("ishe const$!ction sche!"e an p$oect $e!i$e#ents as

pe$ app"ica("e specifications an stana$s.

3. iftin% S!pe$,iso$

3..1 Sha"" coo$inate a"" "iftin% acti,ities an ens!$e that on"* ce$tifie

e!ip#ents an t$aine c$e& a$e pa$ticipate in the "iftin%.

3..2 Sha"" ens!$e that the %$o!n conitions a$e safe fo$ an* "iftin%

ope$ation) an ta'e #eas!$es to $ectif* the !nsatisfacto$* an

!nsafe conitions.


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3.6 AC /nspecto$

3.6.1 Sha"" (e $esponsi("e fo$ inspection on p$o!ction of pipes) fittin%s

an spoo"s to ens!$e the p$oce!$es a$e (ein% fo""o&e in o$e$

to ens!$e that !a"it* stana$s (ein% achie,e as pe$ P$oect

p$oce!$es) $e!i$e#ents an specification.

3.6.2 Sha"" (e $esponsi("e fo$ #aintenance of NDT $eco$s P$oect

oc!#entation.

3. HSE Tea#

3..1 Sha"" (e $esponsi("e fo$ the i#p"e#entation of the HSE p$oce!$es

(efo$e an !$in% the eec!tion of Pipin% Fa($ication an e$ection.

3..2 Sha"" (e $esponsi("e fo$ chec' fo$ an* !nsafe conitions on the &o$'in%

a$eas an "iaise &ith Pipin% S!pe$,iso$ ens!$in% that the &o$' is

ca$$ie o!t as pe$ app$o,e P$oect safet* p"an an p$oce!$e.

4.0 PROCEDRES

>.1 Ens!$e that the oc!#ent $ecei,e (ea$ the sta#p +/ss!e fo$ Const$!ction

an a$e of "atest $e,ision.

>.2 The oc!#ents s!(#itte$efe$$e &ith this #etho state#ent sha"" (e

consie$e as an inte%$a" pa$t of this #etho state#ent an sha"" (e $ea in

con!nction &ith the sa#e.


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>.3 The en%inee$in% $a&in%s an oc!#ents $ecei,e sha"" (e c"ea$"*

!ne$stoo to fin o!t the se$,ice) #ate$ia" specification) sie) thic'ness)

AC $e!i$e#ents) pipe $o!tin% !antit* etc) "ine &ise an a$ea &ise.

>.> 7a'e s!$e that a"" the !a"it* cont$o" an p$e-const$!ction fo$#a"ities)

app$o,a"s) an p$epa$ations a$e one s!fficient"* in a,ance to sta$t the

const$!ction acti,it* as pe$ the sche!"e.

>. A chec'"ist of a"" $e!i$e#ents sha"" (e #ae inte$na""* to a,oi an* o#ission

of the#.

5.0 PRODCTS AND MATERIAS

.1 :ene$a"


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.2 7ate$ia"


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p"astic co,e$ to p$e,ent acc!#!"ation of !st o$ fo$ei%n

#ate$ia"s.

.2.9 Ens!$e the #ate$ia" is sec!$e p$ope$"* so that it oes not fa"")

$o"" o$ #o,e f$o# its sto$a%e position. Pipes &i"" (e s!ppo$te

at (otto# &ith 'e%s&ooen ("oc's at "east at th$ee points an

cho'e &ith &e%es.

.2.10 7ate$ia"s sto$e in open a$eas &i"" (e (a$$icae an inicate

the t*pe of #ate$ia" an the haa$ it poses) if an*.

.2.11 Coate pipe sha"" (e han"e at a"" ti#es in a #anne$ that

p$e,ents a#a%e to the pipe &a""s 5sha"" not (e $o""e o$

$a%%e on the %$o!n) (e,e""e ens an to the coatin% an

open en sho!" (e co,e$e &ith po"*eth*"ene sheetin%.

.2.12 S"in% sha"" (e n*"on o$ e!i,a"ent stee" ca("es sha"" not (e

!se.

.2.13 Each "en%th of pipe sha"" (e ea#ine to #a'e s!$e it f$ee

f$o# inte$na" o(st$!ction an sha"" (e ai$ ("o&n to $e#o,e !st

an san i##eiate"* p$io$ to e$ection o$ &e"in%.

.2.1> 7ate$ia"s $e"ease fo$ the specific /SO sha"" (e !se fo$ the

specific /SO an cannot (e !se &he$e,e$.

.2.1 Sc$ap #ate$ia"s sha"" (e $e#o,e f$o# the o( site an shifte

to esi%nate &aste a$ea.

.3 7ate$ia" T$acea(i"it*

.3.1 /entification coe o$ Fi"e n!#(e$ sha"" (e c"ea$"* #a$'e on

each p"ate) pipe an no"e ite# (* the #ate$ia" cont$o""e$

sto$e'eepe$.

.3.2 C pe$sonne" sha"" #onito$ the t$ansfe$$in% of heat n!#(e$ fo$

Stain"ess stee" #ate$ia".


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.3.3 To p$e,ent "oss of t$acea(i"it* !$in% paintcoatin% p$ocess) C

pe$sonne" sha"" #a'e s!$e that the ientification n!#(e$ is

t$ansfe$$e to the C $eco$ p$io$ to ("astin%.

.3.> Piece #a$'s an &e" ientification n!#(e$ sha"" (e #a$'e

on each pipep"ate (* s!ita("e paint &hich sha"" (e co#pati("e

&ith the (ase #ate$ia" to (e #a$'e an $eco$e on the

$e"e,ant oc!#ents.

.3. The heat n!#(e$ sha"" (e t$ansfe$$e (efo$e the p"ate o$ pipe

is c!t.

.3.6 Co"o$-coin% sha"" (e app"ie fo$ eas* ientification to pe$#it

!ic' #ate$ia" han"in%se%$e%ation an ,is!a"

chec'#onito$in% !$in% const$!ction ph$ases.

6.0 PRE-FARICATION

6.1 Chec'"ist fo$ P$e-fa($ication of Pipin%

6.1.1 App$o,a" of #etho state#ent) !a"it* p"an an /TP.

6.1.2 App$o,a" of ;PS co,e$in% a"" the #ate$ia" specifications.

6.1.3 ;e"e$ !a"ification "ist $e,ie& an app$o,a".

6.1.> A"" the $e!i$e En%inee$in% $a&in%s an oc!#ents a$e

$ecei,e in ti#e.

6.1. A"" pe$sonne" an p$oce!$es fo$ NDT) P;HT a$e app$o,e.

6.1.6 Spoo" $a&in%s #a$'in% fie" an shop &e" oints sha"" (e

p$epa$e) n!#(e$e an $e,ie&e.6.1. A"" too"s) e!ip#ent an te#po$a$* ite#s "i'e pipe stans pipe

c"a#ps etc a$e $ea* in s!fficient !antities.

6.1.B Cons!#a("es sha"" a$$an%e s!fficient !antities as pe$ the

;PS.

6.1.9 ;e"in% ata (ase set !p p$io$ sta$t of &e"in% acti,ities.

6.1.10 P$oce!$e fo$ han"in% an sto$a%e of cons!#a("es sha"" (e

iss!e.

6.2 /so#et$ic 7a$'-!p


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6.2.1 A"" "ines sha"" (e c"ea$"* #a$'e to easi"* ientif* the f"o&

i$ection) se$,ice) "ine esi%nation n!#(e$) sie) c"ass an

specification.

6.2.2 The iso#et$ic $a&in% sha"" (e !se as a &e" #a$'-!p fo$#at.

6.2.3 The &e" #ap sha"" (e !ni!e an sepa$ate fo$ each "ine)

s*ste#) co#ponent o$ asse#("* n!#(e$.

6.2.> The "ine ia%$a# sha"" inc"!e &e" "ocation) &e" n!#(e$s) tie

point "ocation) piece n!#(e$s an &e" t*pe) inc"!in%I fie"

&e") shop &e") tie point) (!tt oint) soc'et oint) fi""et &e".

6.2. St$ai%ht $!n of pipe sha"" contain the #ini#!# n!#(e$ of &e"s.

The !se of off-c!ts in st$ai%ht $!n sha"" (e a,oie.

6.2.6 =oints (efo$e connection to the $otatin% e!ip#ent no"es an

its ($ea' !p point sha"" (e fie" #eas!$e an &e"e to a,oi

ete$na" "oain% on the e!ip#ent connection.

6.2. Pipin% (!tt &e"s sha"" (e space a #ini#!# of 0## o$ fo!$

ti#es the thinnest &a"" thic'ness #eas!$in% (et&een the heat

affecte ones) &hiche,e$ is %$eatest

6.2.B Ca$e sha"" (e ta'en to ens!$e that the "on%it!ina" &e"s c"ea$

($anch connections.

6.2.9 ;e" n!#(e$in% #ethoo"o%* sha"" contain a se!entia"

n!#(e$) a $epai$ se!ence n!#(e$ &hen app"ica("e.

6.2.10 en%th) hei%ht an &ith of the spoo"s sha"" (e &ithin the "i#its

of $oa t$anspo$t an e$ection possi(i"it*) !n"ess specifica""*

$e!este.

6.2.11 7oification of pipe oint sha"" (e one at site if necessa$* to

a,oi inte$fe$ence in acco$ance &ith the en%inee$in%

c"a$ification.

6.3 C!ttin% an 8e,e"in%

6.3.1 A"" pipes an fittin%s sha"" (e c"eane (efo$e p$efa($ication (* ai$

("o&in%. /n aition) fo$ "a$%e ia#ete$s pipe $a% c"eanin% sho!"

(e con!cte if fo!n p$actica".

6.3.2 P$ope$ Safet* p$oce!$e sha"" fo""o& (efo$e sta$tin% the o(.

6.3.3 P$e-fa($ication of Stain"ess Stee" an a""o* pipin% sha"" (e one

in sepa$ate fa($ication (a*s.

6.3.> 7a$'in% sho!" (e one as pe$ /so#et$ic spoo" n!#(e$

#eas!$e#ent.

6.3. C!ttin% of pipes) fittin%s an e%e p$epa$ation as pe$ the $a&in%

an ;PS.


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6.3.6 8ase on spoo" ($ea'o&n of pipin% iso#et$ics) pipe "en%th sha""

(e c!t. Et$a "en%th fo$ pipe sha"" (e p$o,ie in spoo"s fo$ fie"

a!st#ent.

6.3. Pipes sha"" c!t !sin% O*-acet*"ene c!ttin% o$ p"as#a as pe$

p$oect $e!i$e#ent. F"a#e c!ttin% of Stain"ess Stee" is not

a""o&e. Stain"ess stee" sha"" (e c!t &ith Stain"ess Stee" c!ttin%

isc. The e%e c"eanin% an (e,e"in% sha"" (e one !sin%

a($asi,e %$inin% isc.

6.3.B The e%es to (e &e"e sha"" (e p$epa$e to #eet the oint

esi%n $e!i$e#ents (* an* of the fo""o&in% #etho

$eco##eneI

C$!&% S'+ C.S

:as c!ttin%) 7achinin% o$ %$inin% #ethos sha"" (e !se.

Afte$ %as c!ttin%) oies sha"" (e s#oothene $e#o,e (*

chippin% an %$inin%.

A++&( S'+

:as c!ttin%) 7achinin% o$ %$inin% #ethos sha"" (e !se.

Afte$ %as c!ttin%) #achinin% o$ %$inin% sha"" (e ca$$ie o!t

on the c!t s!$face.

S'$"%+ S'+ S.S, N"#+ A++&(

7achinin% o$ %$inin% #ethos sha"" (e !se. Afte$ c!ttin%)

c!t s!$face sha"" (e #achine o$ %$o!n s#ooth.

6.3.9 ;he$e spectac"e p"ate is $e!i$e (* the /SO $a&in%) the

fa($icato$ sha"" $i"" a tap an insta"" ac' sc$e& fo$ f"an%es.

6.3.10 Heat n!#(e$s has to (e t$ansfe$$e to pipes afte$ c!ttin%

$e#ainin% #ate$ia" #!st 'eep a""ocate "ocations &ith a"" #a$'e

specifications.

6.3.11 E"ect$ica" po&e$ so!$ce sho!" (e !se fo$ han #achine !$in%

fa($ication.


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6.> Fit- p an T$ac' ;e"in%

6.>.1 Fit-!p asse#("* an oint a"i%n#ent sha"" (e ca$$ie o!t) (* !sin%

co!p"e$s o$ c"a#ps. A"" the $e!i$e pipe ho"in% &o$' (enches)

asse#("in% ($ac'ets) JG (o"ts etc. &o!" (e #ae to s!it the pipe sies.

6.>.2 Fo$ (!tt &e"s a !nifo$# $oot %ap sha"" (e #aintaine as pe$ ;PS.

6.>.3 Fo$ a"" soc'et &e" oints the pipe en sha"" (e f$ee f$o# c!ttin% (!$$s) the

aia" %ap (et&een #a"e an fe#a"e co#ponent sha"" (e #ai#!# of 3

## an #ini#!# of 1. ##.

6.>.> A"" &e"in% ens sha"" (e (e,e"e &ith an an%"e of 3 e%$ee) K

e%$ees) an a $oot face of 1.6 ##.

6.>. ;e"in% en p"ane sha"" (e no$#a" to pipe ais as efine in the pipin%

$a&in%) &ithin 0.2 e%$ee.

6.>.6 The insie #isa"i%n#ent sha"" not ecee 1. ## 5116.

6.>. The #ai#!# to"e$ance fo$ aia" i#ensions) face-to-face) cente$-to-face

an "ocations of attach#ent sha"" (e K3##.

6.>.B ate$a" t$ansition of ($anches an connections f$o# cente$"ine of the $!n

sha"" not ecee K1.6##

6.>.9 /nte$na" #isa"i%n#ent sha"" (e "i#ite to 1.6## fo$ pipe !p to 2>) 3.2

## fo$ pipe ia#ete$ 26 an a(o,e.

6.>.10Sea# o$ientation of &e"e st$ai%ht pipe an pipe to fittin%s sha"" (e in

s!ch a &a* that) ci$c!#fe$entia" an%"e (et&een sea# is at an an%"e of

30L.

6.>.118$anches oint) connectin% to the heae$ "ine inc"!in% $einfo$ce#ent pa

sha"" (e p$e-fa($icate in the shop to a,oi iffic!"ties in site.

6.>.12The pipes sha"" (e tac'-&e"e in e!iistant positions to a,oi c$ac'in%

an (enin% o$ oint !$in% &e"in%. Tac' &e" sha"" (e one (* a

!a"ifie &e"e$ as pe$ app$o,e ;PS.

6.>.13/n case of pipes &ith iffe$ent thic'ness) the "a$%e$ thic'ness sha"" (e

tape$e in co#p"iance &ith stana$ to #atch s#a""e$ thic'ness.

6.>.1>ine n!#(e$s) Sheet n!#(e$s) Spoo" n!#(e$s) #ate$ia" coe an =oint

n!#(e$s a$e to (e c"ea$"* #a$'e on the spoo"s &ith the &e"e$

ientification fo$ each oint.


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6. 8$anch Connections

6..1 8$anch connection $e!i$e#ents sha"" (e in acco$ance &ith P$oect

Specifications.

6..2 The "ate$a" offset of ($anches an connections f$o# the cente$"ine of $!n

sha"" not ecee K 1.6##.

6..3 A"" &e"e ($anch connection an othe$ oints sha"" (e f!"" st$en%th

$einfo$ce as inicate on the $a&in%s. A"" c!ts sha"" (e ca$ef!""* (e,e"e an acc!$ate"* #atche to fo$# a

s!ita("e p$epa$ation fo$ &e"in% an to pe$#it f!"" penet$ation of &e"s

(et&een the ($anch an the $!n pipe at a"" points.

6.. A"" $einfo$cin% pas sha"" ha,e a #ini#!# o!te$ $ai!s of 1 ##) a th$ee

to si ## &eep ho"e sha"" (e p$o,ie fo$ each $einfo$cin% pa.

6..6 8$anch connections) ,ent no"es) !nions an othe$ attach#ents

inc"!in% $einfo$cin% pas sha"" not (e &e"e o,e$ o$ nea$ "on%it!ina" o$

ci$c!#fe$entia" &e"s in the pipin%. The #ini#!# istance f$o# a

6.. on%it!ina" o$ ci$c!#fe$entia" &e" to the net &e" sha"" (e 0##

#eas!$e (et&een the heat affecte ones.

6..B Fo$ $einfo$cin% pas) the #ini#!# istance #eas!$e (et&een the Heat

Affecte @ones of the &e" in the pipe an fi""et &e" of the pa sha"" (e

2##.

6.6 F"an%e Connections

6.6.1 n"ess othe$&ise inicate on the $a&in%s) the (o"t ho"es of a"" f"an%es

sha"" (e offset to ,e$tica" an ho$ionta" cent$e "ines. The #ai#!#

an%!"a$ e,iation of (o"t ho"es sha"" not ecee 1.## #eas!$e ac$oss

the (o"t pitch ci$c"e.

6.6.2 The f"an%e faces sha"" (e s!a$e to the pipe"ine in &hich the* a$e fitte.

6.6.3 Shop fa($ication of f"an%e spoo" pieces fo$ connection to eistin% pipe

&o$' o$ e!ip#ent) sha"" ha,e the #atin% f"an%e tac' &e"e to the spoo"

an an aitiona" a""o&ance of 100## of pipe sha"" a"so (e p$o,ie fo$

the co$$ect fie" fit#ent.

6.6.> The fit !p of pipe ens an &e" nec' f"an%es sha"" (e one to o(tain

!nifo$# $oot openin%. The c$ite$ia %i,en in $e"ate ;PS sha"" (e fo""o&e.


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6. Th$eae Connections

6..1 Th$eae connections sha"" (e !se PTFE ointin% tape o$ app$o,e

ointin% co#po!n.

6.B C"eanin% of Spoo"s

6.B.1 A"" pipes sha"" (e inte$na""* c"eane (* ai$ ("o&in%. /n aition) fo$ "a$%e

ia#ete$s pipes $a% c"eanin% sho!" (e con!cte if fo!n p$actica".

6.B.2 A"" p$efa($icate pipe spoo"s sha"" (e ,is!a""* inspecte fo$ c"ean"iness)

an sha"" ha,e fo$ei%n #ate$ia" $e#o,e f$o# the insie.

6.B.3 The pipin% ens sha"" (e co,e$e afte$ inspection to p$e,ent !na!tho$ie

$e#o,a" of the en co,e$ p$io$ to #a'in% the oint to the s!cceein%

section of pipin%.

6.B.> D!$in% asse#("* an e$ection) the const$!ction a%enc* sha"" ens!$e that

no fo$ei%n #ate$ia"s 5s!ch as &e"in% cons!#a("es) "!#(e$s) %"o,es)

etc. a$e "eft insie the pipin% s*ste#.

6.B. Afte$ asse#("* an insta""ation) the pipin% sha"" (e c"eane insie to

$e#o,e a"" "oose #ate$ia". The c"ean"iness sha"" (e ,e$ifie ,is!a""* ano$

(* ,ieo inspection techni!es.


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SHEET NO. 1 OF 16

7 PIPING ERECTION

.1 :ene$a"

.1.1 A"" "iftin% too"s) e!ip#ents an $opes !se fo$ e$ection sha"" (e inspecte

an ce$tifie (* HSE $e%!"ations. Acti,ities sha"" (e one acco$in% to

the p$ope$ #etho state#ent fo$ "iftin% an han"in%.

.1.2 P$e-fa($icate spoo"s sha"" (e shifte to site ca$ef!""* ca$e sha"" (e

ta'en &hi"e han"in% an stac'in% of spoo"s to p$e,ent an* possi("e

a#a%e.

.1.3 The P$e-Fa($icate spoo"s sha"" (e ientifie (* spoo" an "ine n!#(e$s

(efo$e e$ection.

.1.> 8efo$e e$ection of spoo"s ens!$e fo$ insie c"eanin% of the spoo"s an

thei$ ite#s.

.1. The p$e-fa($icate s!ppo$ts sha"" (e insta""e as pe$ $a&in%s) the pipe

s!ppo$ts etai"s sha"" (e fo""o&e in the pipin% "a*o!t $a&in%s an

/so#et$ic $a&in% fo$ "ocation an s!ppo$ts etai" $a&in%.

.1.6 A"" pipe openin%s sha"" (e sea"e (efo$e) !$in% an afte$ e$ection to

p$e,ent the in%$ess of #oist!$e an fo$ei%n #atte$. Th$eae ens sha""

(e p"!%%e an sea"e (* &ate$p$oof %$ease tape o$ p!$pose #ae

p"astic caps o$ p"!%s. En cap o$ co,e$ sha"" (e p"ace on the open

,a",e ens.

.1. E$ection of spoo"s sha"" (e ca$$ie o!t a$ea (* a$ea as pe$ pipin% "a*o!t

$a&in%s an /so#et$ic $a&in%s.

.1.B App$o,e an safe scaffo"in% an te#po$a$* p"atfo$#s sha"" (e

a$$an%e to ca$$* o!t e$ection) fit !p an &e"in% of fie" oints at

e"e,ate positions.

.1.9 E$ect the spoo"s in position !sin% c$ane o$ othe$ "iftin% e,ices as pe$

the $a&in%s.

.1.10 Shiftin% of pipe spoo" on pipe $ac's sho!" (e one on the $o""e$ s!ppo$t

if $e!i$e.

.1.11 Pipin% insta""ation on pipe $ac' sha"" (e f$o# "o&e$ "e,e" to hi%he$ "e,e".

.1.12 a$%e (o$e $ano# "en%th sha"" (e insta""e) &hich is fo""o&e (* s#a""

(o$e fie" $!n pipe. The se!ence of co#posite spoo" &i"" (e sa#e as of

$ano# "en%th.

.1.13 =oints sha"" (e a"i%ne an co#p"ete the fit-!p &e"in% as pe$

app"ica("e ;PS) /so#et$ic $a&in% an P$oect specifications


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SHEET NO. 1B OF 16

.1.1> NDT an othe$ inspection sha"" (e co#p"ete fo$ the fie" oints an

$eco$e p$ope$"*.

.1.1 The fina" co$$ection an #oifications #ae to fa($icate spoo" in o$e$ toa""o& fo$ st$ess f$ee insta""ation) &hich sho!" inc"!e a!st#ent to

pipe s!ppo$t) a!st#ent of f"an%es &he$e f$ee spaces a$e a,ai"a("e in

(o"t ho"es) c!ttin% an $e- &e"in% o$ int$o!ction of aitiona" fie" oints

o$ fit-!p pieces.

.2 Pipe S!ppo$ts

.2.1 Fa($ication an insta""ation of a"" pipe s!ppo$ts) han%e$s) %!ies an

othe$ s!ppo$t attach#ents sha"" (e one in acco$ance &ith the etai"s

in the /FC $a&in%s.

.2.2 ;e"in% p$epa$ations fo$ the pipe to pipe s!ppo$ts an st$!ct!$a" stee"

&e"in% fo$ pipe s!ppo$ts sha"" (e in acco$ance &ith co$$esponin%

;PS

.2.3 A"" pipe s!ppo$t sha"" (e ini,i!a""* inentifie (* n!#(e$ an this

n!#(e$ sha"" (e #a$'e on the pipin% "a*o!t p"ans.

.3 F"an%e Connections


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SHEET NO. 19 OF 16

.3.1 A"" f"an%e connections sha"" (e #ae !sin% f!""* th$eae st! (o"ts

an n!ts. A #ini#!# of one co#p"ete th$ea sha"" p$ot$!e f$o# the n!t

afte$ co#p"etion of ti%htenin%.

.3.2 A"" te#po$a$* %as'ets sha"" (e ientifie (* co"o$ coin% on thei$ han"es

epose.

.3.3 A"" (o"t heas sha"" (e asse#("e f$o# the sa#e sie. A "o%ica"

se!ence of 8o"t ti%htenin% sha"" (e fo""o&e.

.3.> Specia" attention sha"" (e %i,en to ens!$e that in "ine ite#s s!ch as

o$ifice f"an%es) spectac"e ("ins) ,a",es) st$aine$s etc. a$e insta""e an

o$iente co$$ect"* as inicate on iso#et$ics an $a&in%s.

.3. F"an%e (o"t ho"es sha"" (e o$iente as fo""o&s) !n"ess othe$&ise

inicate on the const$!ction $a&in%sI

F"an%e face ,e$tica"- 8o"t ho"es to st$a"e ,e$tica" cente$"ines

F"an%e face ho$ionta"- 8o"t ho"es to st$a"e ho$ionta" cente$"ines

##.

The ti"t of a f"an%e- Pe$iphe$* ac$oss an* ia#ete$ sha"" not ecee

1.6 ## f$o# the s!a$e position.

.3.6 Fo$ pipin% o,e$ 3-inch NPS an connecte to #achine$*e!ip#ent)

f"an%e a"i%n#ent sha"" (e &ithin the fo""o&in% "i#its o$ &ithin the

#an!fact!$e$Ms "i#its fo$ the #achine$*e!ip#ent no"eI

4e$tica" (o"t ho"e offset K 2.> ##


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SHEET NO. 20 OF 16

Ho$ionta" (o"t ho"e offset K 2.> ##


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SHEET NO. 21 OF 16

B.11 Eca,ation sha"" (e (ac'fi""e on"* afte$ the pe$#anent &o$'s the$ein ha,e

(een app$o,e) &ith a s!ita("e #ate$ia" in "a*e$s) each "a*e$ (ein%

tho$o!%h"* &ate$e an co#pacte in acco$ance &ith the specification.

B.12 Fina" #eas!$e#ents an s!$,e* ata that a$e $e!i$e fo$ the co#p"etion of

as- (!i"t $a&in% sha"" (e $eco##ene p$io$ to (ac' fi""in%

B.13 No #echanica" $a##e$ sha"" (e !se &ithin 30 c# of the top of an* pipe o$

s!$$o!n an #ate$ia" sha"" not (e $oppe f$o# a hei%ht.

9 DIMENSIONA C:ECK

The fa($icate pipin% sha"" (e chec'e &ith /FC D$a&in% an Stana$ specifications

fo$ the fo""o&in% pa$a#ete$sI

9.1 Fit-!p to"e$ances fo$ "en%th) epth) o$ientation an st$ai%htness of pipin%

#e#(e$s.

9.2 i#its fo$ spacin% (et&een pipe an s!ppo$ts.

9.3 S!ppo$t (ase p"ate e"e,ation an e%$ee of "e,e"ness.

9.> Pipin% e"e,ation an e%$ee of "e,e"ness o$ s"ope.

9. A"i%n#ent of pipin% &e" e%es confo$#s to the ;PS an Specifications.

10 WEDING

10.1 :ene$a" an AS7E 31.B) AP/ STD 110> an AS7E

SEC /

10.1.2 Coes an Stana$s

10.1.2.1 Specific AS7E) A;S) AST7) AP/ Stana$s

10.1.2.2 ;PS an P< &e"in% (oo' fo$ pipin%

10.1.2.3 ;e"in%


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SHEET NO. 22 OF 16

10.2.2A"" &e"in% e"ect$oes sha"" (e 'ept in $e!i$e conition in (oth

sto$a%e an &e"in%.

10.2.3 The ens to (e &e"e sha"" (e p$ope$"* c"eane to $e#o,e paint)oi") %$ease) $!st) oies) san) ea$th an othe$ fo$ei%n #atte$. The

ens sha"" (e co#p"ete"* $* (efo$e the &e"in%.

10.2.> On co#p"etion of each $!n) c$ate$s) &e"in% i$$e%!"a$ities) s"a% etc.)

sha"" (e $e#o,e (* the %$inin% an chise"in%. Sepa$ate %$inin%

&hee"s an &i$e ($!shes sho!" (e !se fo$ Ca$(on stee"s

stain"ess Stee".

10.2. The &e"in% &o$' piece sha"" (e shie"e a%ainst hi%h &ins an

$ain.

10.2.6 The &e"in% face sha"" (e p$epa$e in s!ch a &a* that) the face

#!st (e c!t an %$in s#ooth"* an the i#pe$fections 5S"ots)

spatte$s) s!$face oie !e to c!ttin% an $!stin% sha"" (e $e#o,e

f$o# the &e"in% a$ea

10.2. Fo$ the fa($ication &e"in% of Stain"ess Stee" pipes) on"* Stain"ess

Stee" too"s cons!#a("es 5;i$e 8$!sh Chippin%) Ha##e$) an

A($asi,e isc sha"" (e !se.

10.2.B The pipe "ine oints sha"" (e a"i%ne as acc!$ate"* as possi("e an

the pipe #!st (e s!ppo$te p$ope$"* to a,oi (enin% an

isp"ace#ent !$in% &e"in%.

10.2.9 The fit !p oint sha"" (e &e"e afte$ chec'e (* the C inspecto$

fo$ acceptance an $e%iste$e.

10.2.10 A"" ($anch connections sha"" (e oine to heae$s &ith f!""

penet$ation &e"in%. The (o$e sie sha"" (e %$o!n s#ooth) f$ee

f$o# c$ac's.

10.2.11;e"in% sha"" (e one as pe$ app$o,e ;PS fo$ the pa$tic!"a$

pipin%. P$e heatin% an &e"in% cons!#a("e sha"" (e chec'e

(efo$e sta$tin% of &e"in%.

10.2.12 Each &e" "a*e$ sha"" (e c"eane (efo$e sta$tin% to &e" net "a*e$.

The c"eane a$ea sha"" (e f$ee f$o# s"a%. An* ,is!a" efects "i'e

c$ac's) po$es) spatte$s &e" sha"" (e $e#o,e (* %$inin% (efo$e

the net "a*e$ is app"ie. The ens of &e" "a*e$ sha"" (e $e#o,e

(* %$inin% at ta'e-!p points of each &e".


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SHEET NO. 23 OF 16

10.2.13Appea$ance of finishe &e" sha"" (e as e,en as possi("e an f$ee

f$o# spatte$) !ne$ c!t) c$ac's) ecess $einfo$ce#ent etc. &ith

$efe$ence to AS7E 831.3 an $e"e,ant ;PS.

10.2.1>A"" pa$ts that #a* (e affecte (* the &e"in% ope$ations) s!ch as

accesso$ies) ins!"ation oints an s!ch) sha"" (e ae!ate"*

p$otecte.

10.2.1 Fo$ f"an%e to pipe connections if &e"in% sh$in'a%e can "ea

#isa"i%n#ent) t&o si#i"a$ f"an%es sha"" (e oine (* inse$tin% a

te#po$a$* %as'et an then &e"e.

10.2.16 ;he$e inte$na" #isa"i%n#ent ecees 1.6##) inte$na" t$i##in% afte$

app$o,a" f$o# the Co#pan* sha"" (e one in acco$ance &ith

AS7E 831.3.

10.2.1 /n case of th$eae pipes) sc$e& th$eas sha"" (e concent$ic &ith

ais pipe &ith no ("!$ o$ st$ippin%. The th$eain% ies sha"" (e sha$p

an p$ope$"* esi%ne fo$ the pipin% #ate$ia". P$ope$ tape sea"ant

fo$ th$eae oint sha"" (e !se as pe$ p$oect specification.

10.3 P$e-Heatin%

10.3.1 P$eheat fo$ the ,a$io!s %$aes of #ate$ia"s sha"" (e in acco$ance

&ith the specifie ;e"in% P$oce!$es an Specifications

10.3.2 ;et oints sha"" (e $ie (* (!$ne$ heatin% fo$ a istance of 100 ##

f$o# the &e" oint an sha"" (e &a$# to the han (efo$e &e"in%

!n"ess a %$eate$ p$e-heat te#pe$at!$e is $e!i$e.

10.3.3 Te#pe$at!$e-inicatin% c$a*ons) the$#oco!p"es) o$ ca"i($ate

contact p*$o#ete$s sha"" (e !se to #eas!$e p$eheat an inte$pass

te#pe$at!$es.

10.3.> The p$eheat te#pe$at!$e sha"" (e esta("ishe o,e$ a #ini#!#

istance of ## on each sie of the &e".

10.> Post ;e" Heat T$eat#ent

10.>.1 /f P;HT is app"ica("e fo$ an* pipin% s*ste#) P;HT p$oce!$e &i""(e app"ica("e st$ict"*.


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SHEET NO. 2> OF 16

10.>.2 The P;HT ta("e sha"" inc"!e the fo""o&in% info$#ation fo$ each

oint o$ co#ponentI "ocation) $a&in% n!#(e$) ia#ete$) &a""

thic'ness) #ate$ia") heatin% $ate) an coo"in% $ate) soa'

te#pe$at!$e) an soa' ti#e.

10.>.3 /t sha"" (e the $esponsi(i"it* of the e#p"o*e P;HT ope$ato$ to

ens!$e pe$sona" safet* to ens!$e &hethe$ the faci"ities &ith

$espect to scaffo"in%) "i%htin% a$e f!""* s!fficient) (efo$e

co##ence#ent of an* o(. A"" ca("es sha"" (e tie !p p$ope$"*

neat"* to a,oi a#a%es to ca("es pe$sonne" in!$ies to ope$ato$s.

10.>.> 8efo$e sta$tin% the Heat T$eat#ent) the cont$acto$ assi%ne fo$ the

Heat T$eat#ent sha"" s!(#it the oc!#ents a(o!t heatin% ancoo"in% #ethos) te#pe$at!$e #eas!$in% an $eco$in% #ethos

fo$ the app$o,a" of AC epa$t#ent.

10.>. A"" the$#oco!p"es an te#pe$at!$e $eco$e$s sha"" (e ca"i($ate

an chec'e pe$ioica""*.

10.>.6 A"" #achine s!$faces sha"" (e p$otecte f$o# oiation !$in% the

heat t$eat#ent (* ins!"ate (* s!ita("e coatin% #ate$ia".

10. P$o!ction ;e" Ha$ness Testin%

10..1 Ha$ness testin% of p$o!ction &e"s is on"* $e!i$e if specifie.

10..2 The ha$ness inentations sha"" (e #ae at o$ nea$ the #i"e of

the eposite &e" (ea an HA@ if specifie.

10..3 /f an* $eain% ecees the specifie "i#it (* no #o$e than 10 8HN)

then #ini#!# of th$ee aitiona" inentations sha"" (e #ae nea$

the o$i%ina" hi%h $eain%.

11 GA;ANI


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SHEET NO. 2 OF 16

11.1.>A"" paints) coatin%s an thinne$s sha"" (e sto$e in enc"ose sto$a%e

a$eas that a$e &e"" ,enti"ate an p$otecte f$o# te#pe$at!$e

e3ceein% #an!fact!$eGs $eco##enations) open f"a#es) e"ect$ica"

ischa$%eani$ect s!n"i%ht.

11.1.A"" e"ect$ica") 8"ast c"eanin%an sp$a* paintin% %!ns sha"" (eea$the

5spa$' p$oofin% to p$e,ent !p of an e"ect$ostatic cha$%es) especia""*

&henthe app"icationis in confine &o$' p"aces.

11.1.6A"" &e"e a$eas sha"" (e ins!"ate (efo$e app"ication of paint2coatin%

fo$ the fie" oint inspection !$in% h*$ostatic testin%.

11.1.A"" p$oce!$e #!st co,e$s the $eC!i$e#ents %o,e$nin% the se"ection

an app"ication of the coatin% s*ste# to (e app"ie on Paintin% of)

Pipin%) Pipe s!ppo$t) St$!ct!$a" stee" E"ect$ica" an /nst$!#entation

/te#sas pe$ the p$oect specification.

11.1.BA"" #ate$ia" ientification ta%s #a$'in%s sha"" #aintain co$$ect"* !$in%

the a"" p$oce!$e to e"i#inate the #isp"acin% of #ate$ia" !$in% sto$a%e

an const$!ction.

11.1.9


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11.3. Specifie s!(se!ent coat sha"" (e app"ie afte$ the p$i#e$ coat has

c!$e an co$$ect app"ication has (een confi$#e an s!$face (een

c"eane if necessa$*.

11.3.6 Each coat sha"" (e a""o&e to c!$e tho$o!%h"* as pe$ the coatin%

$e!i$e#ents.

11.3. Coatin% sha"" on"* (e app"ie &hen s!ita("e &eathe$ conitions p$e,ai"

5sha"" not app"*- te#pe$at!$e (e"o& 100C) $e"ati,e h!#iit* ecees

B) stee" te#pe$at!$e "ess than 30C a(o,e the e& point)

fo%%*$ain*!st* conitions

11.3.B Coate ite#s sha"" not (e han"e o$ #o,e !nti" a"" coatin% ha,e (een

p$ope$"* $ie o$ c!$e.

11.3.9 The coate ite#s sha"" (e "oae) pae) an sec!$e fo$ t$anspo$t in

s!ch a #anne$ that the coatin% &i"" not (e a#a%e.

12 IDENTIFICATION AND MARKING

12.1A"" pipes an fa($icate fittin%s sha"" (e #a$'e on thei$ o!tsie &ith "ette$s

an n!#(e$s efinin% thei$ $especti,e "ocation an !ties.

12.2 7a$'in% sha"" (e sta#pe) stenci"e) ta%%e o$ othe$&ise c"ea$"* #a$'e&ith pe$#anent #a$'in% #etho.

12.3 D!$in% San ("astin%) paintin% an %a",aniin%) the #a$'in% sha"" (e

#as'e an sec!$e.

12.> 7ate$ia" ientification sha"" (e #aintaine th$o!%ho!t the fa($ication)

insta""ation an !p to fina" inspection.

13 =AIT ASSRANCE AND =AIT CONTRO

13.1 :ene$a"

13.1.1 The c$ite$ia of !a"it* /nspection &i"" (e in acco$ance &ith P$oect

:ene$a" Specification fo$ iffe$ent pipin% s*ste#s)

13.1.2 /nspection $eco$s sha"" (e p$ope$"* $eco$e an #aintaine &ith

p$ope$ ientification fo$ each &e"e oint.

13.1.3 /nspection sha"" (e ca$$ie o!t as pe$ app$o,e p$oce!$e an the

$es!"ts sha"" (e $eco$e p$ope$"*.

13.1.> Safet* p$oce!$es sha"" (e st$ict"* fo""o&e in each /nspection

p$oce!$e) in han"in% the /nspection e!ip#ents an &o$'

en,i$on#ent.


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13.2 Chec' "ist fo$ Spoo" Confo$#ance &ith inspection 5C an &o$' pe$fo$#ance p$oce!$es.

13.2. Confo$#ance &ith $eco$ 'eepin% $e!i$e#ents.

13.2.6 Cont$o" of nonconfo$#in% ite#s.

13.3 Non Dest$!cti,e Testin% 5NDT

13.3.1 The c$ite$ia of NDT &i"" (e in acco$ance &ith P$oect :ene$a"

Specification fo$ iffe$ent pipin% s*ste#s. The acceptance c$ite$ia sha""

(e in acco$ance &ith AS7E 831.>) AS7E 831.B) an AS7E SEC 4.

13.3.2 ;e"in% an NDT $eco$s sha"" (e p$ope$"* $eco$e an #aintaine

&ith p$ope$ ientification fo$ each &e"e oint.

13.3.3 NDT sha"" (e ca$$ie o!t as pe$ app$o,e p$oce!$e an the $es!"tssha"" (e $eco$e p$ope$"*.

13.3.> S!$face i$$e%!"a$ities inc"!in% &e" $einfo$ce#ent) inhi(itin% acc!$ate

inte$p$etation of specifie #etho of NDT sha"" (e %$o!n s#ooth.

13.3. Safet* p$oce!$es sha"" (e st$ict"* fo""o&e in each NDT p$oce!$e) in

han"in% the NDT e!ip#ents an &o$' en,i$on#ent.

13.3.6 NDT p$oce!$es sha"" fo""o& !ne$ coesI 5;e"in% Cont$o" P$oce!$e

fo$ Pipin%) ;PS an P< &e"in% (oo' fo$ pipin% 5Non est$!cti,e

test p$oce!$es fo$ $aio%$aph* of &e" oint 5Non est$!cti,e test

p$oce!$es fo$ 7PT) Non est$!cti,e test p$oce!$es fo$ "i!i

penet$ant ea#ination) SFT 5So"!tion Fi"# Test - 4ac!!# 8o

P$ess!$e Test) Pne!#atic testin% p$oce!$e) P7/ 5Positi,e 7ate$ia"

/entification.

1> PRESSRE TESTING

1>.1 /entif* the test "oops fo$ the co#p"ete "ine s*ste# &ise.


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1>.2 Test pac'a%es sha"" (e p$epa$e &ith a"" &e"in% NDT s!##a$*) P /D

#a$'e &ith Test "i#its) /so#et$ic $a&in%s) s!ppo$t etai"s etc. fo$ the

co#p"ete "ines of the s*ste# an s!(#itte fo$ c"ientGs app$o,a".

1>.3 The Test Pac' oc!#entation sha"" contain iso#et$ics o$ $e"e,ant pac' of pipe

&o$' $e"ate to pac'a%e of pipin% s*ste# that is (ea$in% teste an sha"" inc"!e

fo""o&in% info$#ationI

i#it of test as i""!st$ate on the P /DGs

ocation an thic'ness of test spaes

Test #ei!#) Test p$ess!$e) "ocation of ,ent an $ains

. pon o(tainin% #echanica" c"ea$ance an test pac'a%es app$o,a") H*$ostatic

test sha"" (e ca$$ie o!t as pe$ p$oect specification.

1>.6 Test pac'a%e sha"" (e p$epa$e as pe$ #etho state#ent an p$oce!$es.

1>. .11 Hi%h point ,ents to $e"ease ai$ f$o# the s*ste# &hi"st fi""in% &ith the test

#ei!# an "o& point $ains) eithe$ ,a",e o$ p"!%%e.

1>.12 T&o p$ess!$e %a!%es 5#ini#!# sha"" (e !se fo$ the test. The %a!%es sha""

(e ca"i($ate an ce$tificate attache to test pac'a%e (efo$e p$ess!$e test. The

#ai#!# $an%e of %a!%e &i"" (e 1. to > ti#es of the test p$ess!$e.

1>.13 Once the p$ess!$e of the "ine is sta("e) inspection of the "ine sha"" co##ence.

The test p$ess!$e fo$ p$ocess o$ po&e$ pipe &o$' sha"" (e fo$ a #ini#!# of 30

#in!tes o$ as $e!i$e to inspect the "ine.

1>.1> /n case of "ea'a%e) the "ine sha"" (e $eteste afte$ $epai$ acco$in% to the

$e"ate p$oce!$e.


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1>.1 ;hen the test has (een s!ccessf!""* co#p"ete) "ines a$e e-p$ess!$ie (*

ope$atin% ,ent ,a",es %$a!a""*. Then the co#p"ete ischa$%in% of the s*ste#

th$o!%h the $ain ,a",es is ta'en !p) 'eepin% the ,ent ,a",es a"&a*s open. The

"ine sha"" (e e-p$ess!$ie an $aine co#p"ete"*.

1>.16 A"" test ("ins sha"" (e $e#o,e an the "ine sha"" (e $einstate &ith pe$#anent

%as'ets.

1>.1 H*$ostatic test sha"" (e fo""o&e !ne$ coeI H*$ostatic test p$oce!$e of

pipin%

1 C:EMICA CEANING

1.1 ines to (e che#ica" c"eane sha"" (e ientifie on the P/D an ine ine.

1.2 A p$oce!$e sha"" esc$i(e in etai" the steps fo$ che#ica" c"eanin%.

Che#ica" C"eanin% sha"" inc"!eI

-De%assin%

-Che#ica" C"eanin%esca"in%

-Ne!t$a"isation

-Passi,ation

-;ate$ F"!shin%

-D$*in%

The en $es!"t sha"" (e a c"ean s#ooth s!$face.

1.3 7ai#!# te#pe$at!$es !se !$in% these ope$ations sha"" not ecee

#ai#!# esi%n te#pe$at!$e fo$ the s*ste#s as "iste in the ine /ne.

1.> Fo$ e!ip#ent s!ch as t!$(ines) %ene$ato$s) p!#ps an co#p$esso$s) the

pipin% to (e c"eane sha"" ha,e a"" sensiti,e ite#s that can (e a#a%e (*the c"eanin% #ei!# $e#o,e o$ ("an'e off.

1. :ene$a""*) the fo""o&in% ite#s sha"" not (e che#ica""* c"eane 5ite#s sha"" (e

ientifie on che#ica" c"eanin% isoI

-A"" inst$!#ent t!(in% o&nst$ea# the fi$st pipin% ("oc' ,a",e

-Pipin% s*ste#s &ith coppe$ a""o* #ate$ia"s.

-F"ei("e hoses

-4esse"s

-Echan%e$s

-P!#ps


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-A"" (o"tesc$e&e ,a",es an inst$!#ents

1.6


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1.2A"" te#po$a$* #ate$ia"s s!ch as spaes) ("ins) %as'ets an te#po$a$*

s!ppo$ts sho!" (e $e#o,e f$o# the s*ste#.

1.3A"" spectac"e ("ins sho!" (e $epositione to the co$$ect position as pe$the P/D.

1.>A"" accessi("e points of the s*ste# sha"" (e inspect to ens!$e that it is f$ee

of sca"e) $!st) "oose paint an fi"# an is of co$$ect s!$face appea$ance.

1.A"" ite#s those &e$e $e#o,e f$o# the s*ste# (efo$e h*$otest s!ch as

cont$o" ,a",es) in"ine inst$!#ents etc. sho!" (e $e insta""e afte$ h*$otest

an f"!shin%.

1.6A"" p!nch ite#s sho!" (e $e#o,e an a"" test ,ents sho!" (e sea"

&e"e.

1.A"" co#p"ete s*ste# sho!" (e inspecte fo$ the co$$ect f"o& i$ection in

pipin% an inst$!#ents.

ATTAC:MENT 1

WORK FOW

PIPING PRE- FARICATION


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ATTAC:MENT 2

WORK FOW

PIPING ERECTION


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Documents

S1501 Piping Spec