8/12/2019 Hydro Procedure

http://slidepdf.com/reader/full/hydro-procedure 1/4

Section No :

10.15

Title :

PROCESS CONTROL

HYDRO TESTING

ISO 9001:2000 CL.802.3

Rev.

1

Page

 1 of 4

1.0 Purpose:

Ths pro!e"ure "es!r#es $he !o%p&'( s(s$e% )or h("ro $es$'* o) &++ pp'* s(s$e% &'"e,up%e'$s. I$ &+so es$&#+shes $he &sso!&$e" respo's#+$es.

2.0 S!ope:

Ths pro!e"ure &pp+es $o &++ h("ro $es$'* -ors u'"er$&e' #( $he !o%p&'(.

3.0 Re)ere'!e:

• ISO 9001:2000 Se!.8.2.3

• Pro/e!$ Dr&-'* Spe!)!&$o' C+e'$ s$&'"&r"s

• Co'$r&!$ Dr&-'*s spe!)!&$o' !o"es &'" s$&'"&r"s &'" "e$&+e" shop Dr&-'*s.

• Re+&$e" spe!)!&$o's &'" o$her re+e&'$ !o"es &'" s$&'"&r"s.

• S4E 31.3 6 Che%!&+ p+&'$ &'" pe$ro+eu% re)'er( pp'*.

• SES 007 6 Ge'er&+ re,ure%e'$s )or pressure $es$'*.

• SES 00 6 H("ro Tes$'* +u"s &'" +&(up pro!e"ure.

•

SES L 150 6 Pressure Tes$'* P+&'$ Pp'*.• G.I 6 2102 6 Pressure Tes$'* S&)e$(.

• SCS4 6 S&u" r&%!o Co's$ru!$o' S&)e$( 4&'u&+.

7.0 Respo's#+$es:

;C 4&'&*er: Sh&++ prep&re h("ros$&$! $es$'* pro!e"ure )or $he

L'e s(s$e% 'o+e" &'" pressure $es$ "&*r&%.

S$e 4e!h&'!&+ E'*r. Sh&++ h&e &' oer&++ respo's#+$( )or e<e!u$o' &'"%o'$or'* o) $hs pro!e"ure.

;C I'spe!$or. Sh&++ !&rr( ou$ 'spe!$o' re+&$e" $o $hs &!$$( '

Coor"'&$o' -$h !+e'$ 'spe!$o' $e&%.

8/12/2019 Hydro Procedure

http://slidepdf.com/reader/full/hydro-procedure 2/4

Section No :

10.15

Title :

PROCESS CONTROL

HYDRO TESTING

ISO 9001:2000 CL.802.3

Rev.

1

Page

 2 of 4

5.0 Pro!e"ure:

5.1 S&)e$( !!ess

5.1.1 !!ess $o $he $es$'* &re& sh&++ #e res$r!$e" "ur'* $he $es$ e<!ep$ )or $he

 perso'&+ 'o+e". Pre!&u$o'&r( s*' su!h &s =D&'*er> h*h pressure H("roTes$'* ' pro*ress ?eep ou$ sh&++ #e 's$&++e" "ur'* $he $es$ '!+u"'* e'!+ose"

 #&rr!&"e.

5.1.2 S&)e$( o))!er sh&++ #e ' $he &re& "ur'* $he $es$ prep&r&$o' &'" "ur'* $he &!$u&+

$es$'*. The $es$ &re& sh&++ #e %o'$ore" $o pree'$ 'o' perso'&+ &!!ess "ur'* $he$es$.

 

5.2 Tes$'* 4e"u% &'" Te%per&$ure.

5.2.1 +$ere" su$&#+e $re&$e" &'" &pproe" ,u&+$( o) -&$er sh&++ #e $he %e"u% &$

&%#e'$ $e%per&$ure.

5.3 Pressure G&u*e:

5.3.1 C&+#r&$e &'" 's$&++ $-o pressure *&u*e o'e sh&++ #e 's$&++e" ' $he +'e $o #e

$es$ $es$e" &'" o'e &$ $he %&')o+" #&se" o' h("ro $es$ "&*r&%. The r&'*e o)

$hese $-o *&u*es sh&++ #e -$h' 30@ $o 80@ )ro% $he re,ur'* $es$'* pressure.

Cer$)!&$e sh&++ 'or e<!ee" o'e %o'$h )ro% e&!h "&$e o) !&+#r&$o'. The pressure*&u*e sh&++ re&" -$h' o'e -ee pror $o $he $es$.

5.7 Re+e) A&+e:

5.7.1 I's$&++ & proper+( sBe" re+e) &+e se$ &$ $he pressure spe!)!&$o' ' $he h("ro

$es$ "&*r&%. 5@ &#oe $he $es$ pressure $o pro$e!$ $he $es$ pe!e )ro% oer

 pressure. r re+e) &+e sh&++ #e !&+#r&$e" "&$e" &'" $&**e" -$h' o'e -ee pror $o $he $es$.

5.5 +ush'*:

5.5.1 Pror $o e'$'* &'" )++'* $he s(s$e% sh&++ #e )+ushe" -$h )+ues %e"u%

re,ure" ' $he s(s$e% $o e'sure $he '$er'&+ se!$o' o) ppe s )ro% )ore*'%&$$ers "ur'* !o's$ru!$o'.

8/12/2019 Hydro Procedure

http://slidepdf.com/reader/full/hydro-procedure 3/4

Section No :

10.15

Title :

PROCESS CONTROL

HYDRO TESTING

ISO 9001:2000 CL.802.3

Rev.

1

Page

 3 of 4

5. Ae'$'* &'" ++'*:

5..1 Ope' e'$ o' $he +'e -h$e $ s #e'* )++e" -$h )+$ere" &pproe" ,u&+$( -&$er

To e'sure $h&$ 'o $r&ppe" &r +e)$ ' $he $es$ pe!e. ++'* sh&++ #e '$ro"u!e" o'

+'e +o-es$ po'$ se!$o'. The pp'* &r prese'!e -++ #e push #( )++ -&$er $o $he'e&res$ +'e e'$ se!$o'. Pror $o $he +'e pressurB&$o' so+&$e e'$s &+e &)$er

"e$er%''* $he s(s$e% h&s 'o %ore $r&ppe" &r 's$&++ e'$ p+u* &'" p&r$&++(

reope' $he e'$ &+e.

5. Tes$ pressure &'" Prep&r&$o':

5..1 h("ro $es$ -++ #e !o'"u!e" &'" he+" &$ $he $es$ pressure spe!)!&$o' ' $he

H("ro $es$ "&*r&% &s per "es*' !&+!u+&$o' or ' &!!or"&'!e -$h '$er'&$o'&+&'" S&u" r&%!o s$&'"&r"s.

5..2 C+e&' $he pp'* o) "r$ "e#rs &'" o$her )ore*' %&$er&+s pro"u!e" "ur'*

!o's$ru!$o'.

5..3 Pro"e $he $e%por&r( pp'* )or -&$er )++'* o) $he +'e $es$ se!$o'.

5..7 Tes$'* %&')o+" sh&++ #e $es$e" $o 20@ &#oe h*hes$ $es$'* pressure o) $he +'es(s$e% !oere" #( $he s!ope.

5..5 4e!h&'!&+ ;C I'spe!$or s $o !he! $he )o++o-'*:

.5.1.1. NDE $es$ h&e #ee' per)or%e" &'( er)( &!!ep$&'!e pror $o

$es$'*

5..5.2 E'sure $h&$ h("ro $es$ p&!&*e h&s #ee' ree-e" &'" s*' $he )+o-

shee$. The !he! +s$ h&s #ee' )++e" &'" s*'e" &)$er e&!h &!$$(.

5..5.3 The $es$ -&$er &'&+(ss repor$ h&s #ee' su#%$$e" &'" &pproe".

5..5.7 +'" )+&'*e &re ' pos$o' &s sho-' ' h("ro $es$ "&*r&% &'" sh&++

e o' $he s&%e !+&ss &s $he )+&'*e.

5..5.5 E'sure $h&$ e'$ s &&+&#+e +o!&$e" o' h*h po'$ o) $he +'e or ppe

Spoo+ pe!e.

5..5. H("ro $es$ pu%p %&')o+" sh&++ #e !o''e!$e" &$ $he +o-es$ po'$.

5..5. E'sure & #+ee" &+e s 's$&++e" $o pro$e!$ )ro% oer pressure

Re*&r"+ess o) $he re+e) &+e.

8/12/2019 Hydro Procedure

http://slidepdf.com/reader/full/hydro-procedure 4/4

Section No :

10.15

Title :

PROCESS CONTROL

HYDRO TESTING

ISO 9001:2000 CL.802.3

Rev.

1

Page

 4 of 4

5.8 H("ros$&$! $es$:

5.8.1 ++ s(s$e% $o #e $es$e" -$h $he spe!)e" &pproe" $es$ %e"u% h("ro $es$'*

oper&$or sh&++ %&'$&' $he h("ro $es$ pressure -$h' $he $es$ +%$e" $o &o"oer pressure.

5.8.2 S$op $he pu%p &$ &#ou$ h&+) 50@ o) $es$ pressure 'spe!$ +e&s &'" o$her s*'so) -e&'ess. )$er $he pre+%'&r( 'spe!$o' s$&( !+e&r $he u'$+ $he re,ure"

 pressure s re&!he". I'!re&se $he pressure ' s$ep 'o$ *r&$er $h&' o'e))$h 15.

5.8.3 Fhe' $he pressure s re&!he" pu%p'* h&s $o #e s$oppe" $es$ pu%p sh&++ #e

"s!o''e!$e" )ro% $he %&')o+". pero" o) $%e "e$er%'e" #( pro/e!$'spe!$o' -++ er)( $he re,ure" $es$ pressure s #e'* %&'$&'e" &'"

Te%per&$ures h&e #ee' u$+Be".

5.8.7 4&'$&'e"