Action Report for 30in Crude Line at Jetty Approach
2
7/23/2019 Action Report for 30in Crude Line at Jetty Approach http://slidepdf.com/reader/full/action-report-for-30in-crude-line-at-jetty-approach 1/2 PILIPINAS SHELL PETROLEUM CORPORATION Tabangao Refinery, Batangas City Reliability and Integrity e!art"ent To # Rodel Buaron / Ariel Enriquez ate # Sep 20 2015 $ro" # Jonanette Aclan-DeCastro Ref% No% # ACTION REPORT Plant # Oil o!eents Ite" # 2"00#$#001 %0& Crude line at Jett' Approac( S&b'e(t # Repair o) lea*in+ 2"00#$#001 %0& Crude line at Jett' Approac( $inding)s*# Immediate repair has been done on %0& Crude line at Jett' Approac( using mechanical bolted clamp. The leak is approximately about 3mm diameter, as per those who witnessed the leak. Re(o""endations# This repair to be conducted after the pigging activities of the crude line; water should be drained. A. Weld overlay of the leaking portion. 1. Prepare the carbon steel plug to be used. Dimensions as per attached drawing. 2. Clean the surface area for repair. 3. Plug the hole. ightly ha!!er the plug so it will "t tightly on the hole. #. $nsure that there is no leak after plugging. %as testing is re&uired prior to welding. '. (e!ove oil) dirt and other conta!inants to !ini!i*e welding defects. +. Weld overlay the leaked portion with C, plug on using $-/0 electrode) ,1AW. -. isual inspection and PT of the weld overlay. . 4ull sleeve encircle!ent. /. Prepare the sleeve to be used. This will be half pipe fro! a 325 dia Pipe ,td Wt ,AW ,tl AP6 '7) width of at least -!!) !arked at site. 2. Ad8ust the sleeve to be use so it will "t the 35 dia Crude pipe. The longitudinal cut of the sleeve should be beveled in preparation for butt welding. Circu!ferential cut should be straight for "llet welding. 3. last the sleeve internal to ,A2.' and pri!e coat. #. last the !ain pipe to ,A2.' and coat with pri!er only. '. 4or the area to be welded) re!ove paint) oil) dirt and other conta!inants that !ay a9ect the &uality of welding. +. :oin "rst the longitudinal welds followed by the circu!ferential weld welding <beads shall start fro! the botto! upwards=. -. After full welding of the sleeves) do visual inspection and >PT. 0. last the new asse!bly to ,A2.' and coat to 4C/7?.
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Transcript of Action Report for 30in Crude Line at Jetty Approach
7/23/2019 Action Report for 30in Crude Line at Jetty Approach
http://slidepdf.com/reader/full/action-report-for-30in-crude-line-at-jetty-approach 1/2
PILIPINAS SHELL PETROLEUM CORPORATIONTabangao Refinery, Batangas City
Reliability and Integrity e!art"ent
To # Rodel Buaron / Ariel Enriquez ate # Sep 20 2015
$ro" # Jonanette Aclan-DeCastro Ref% No% #
ACTION REPORT
Plant # Oil o!eents
Ite" # 2"00#$#001 %0& Crude line at Jett' Approac(
S&b'e(t # Repair o) lea*in+ 2"00#$#001 %0& Crude line at Jett' Approac(
$inding)s*#
Immediate repair has been done on %0& Crude line at Jett' Approac( using mechanical bolted
clamp. The leak is approximately about 3mm diameter, as per those who witnessed the leak.
Re(o""endations#
This repair to be conducted after the pigging activities of the crude line; watershould be drained.A. Weld overlay of the leaking portion.
1. Prepare the carbon steel plug to be used. Dimensions as per attached drawing.
2. Clean the surface area for repair.3. Plug the hole. ightly ha!!er the plug so it will "t tightly on the hole.#. $nsure that there is no leak after plugging. %as testing is re&uired prior
to welding.'. (e!ove oil) dirt and other conta!inants to !ini!i*e welding defects.+. Weld overlay the leaked portion with C, plug on using $-/0 electrode)
,1AW.-. isual inspection and PT of the weld overlay.
. 4ull sleeve encircle!ent./. Prepare the sleeve to be used. This will be half pipe fro! a 325 dia Pipe
,td Wt ,AW ,tl AP6 '7) width of at least -!!) !arked at site.2. Ad8ust the sleeve to be use so it will "t the 35 dia Crude pipe. The
longitudinal cut of the sleeve should be beveled in preparation for buttwelding. Circu!ferential cut should be straight for "llet welding.
3. last the sleeve internal to ,A2.' and pri!e coat.#. last the !ain pipe to ,A2.' and coat with pri!er only.'. 4or the area to be welded) re!ove paint) oil) dirt and other conta!inants
that !ay a9ect the &uality of welding.+. :oin "rst the longitudinal welds followed by the circu!ferential weld
welding <beads shall start fro! the botto! upwards=.-. After full welding of the sleeves) do visual inspection and >PT.0. last the new asse!bly to ,A2.' and coat to 4C/7?.
7/23/2019 Action Report for 30in Crude Line at Jetty Approach
http://slidepdf.com/reader/full/action-report-for-30in-crude-line-at-jetty-approach 2/2
Pi!ing Class
esign Te"! Pre!ared by#
O!er Te"! Jonanette A DeCastro
A(tion Party Re"ar+s#
Sleee !aterial"
