Repair Procedure Slug Catcher
4
PDll rl DESCON ENGINEERING LIMITED Doc. No: QC-MS-12 Date: Feb. 16, 2013 'I i PROCEDURE i ,. {: FOR U .i OFF-SET REPAIR , , i (Slug Catcher) I' I ! o Witnessed t'vf '; 2&-1' /.3 12567 HSBGS .j :1 ;j- ---,--------,--------------.------------r------r---------, !I 00 22-07-2013 Issued for approval Asghar Ali Nowshad Ali [I Manager QAlQC Manager QAlQC Rev Date Description Prepared By Checked By Approved By !t 'I d '.: (, ii ., 11 11
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Reapir Procedure of Pressure Vessel
Transcript of Repair Procedure Slug Catcher
PDllrl DESCON ENGINEERING LIMITED Doc. No: QC-MS-12
Date: Feb. 16, 2013
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PROCEDURE i,.
{: FORU
.i OFF-SET REPAIR , , i (Slug Catcher)
I' I !
~v leWf'd o Witnessed
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t'vf '; .~ ~~ 2&-1'/.3 12567
HSBGS .j
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DESCON ENGINEERING LIMITED
TABLE OF CONTENTS
1- PURPOSE
2- REFERENCE DOCUMENTS
IJ,. \
3- JOINT INFORMATION
4- PROCEDURE , j.
t 5- HSE INSTRUCTIONS
, "
THIS DOCUMENT IS CONTROLLED IF STAMPED IN RED
Doc. No: QC-MS-12 Date: Feb. 16. 2013
PDIl ., DESCON ENGINEERING LIMITED Doc. No: QC-MS-12
Date: Feb. 16,2013
1. PURPOSE This document describes guidelines for offset Repair Procedure of Slug Catcher to be performed at MOL GPF Project Site.
2. REFERENCE DOCUMENTS
a) Drawing # DM .12051-X01-00100, Sheet 3/4
b) ASME Section V Non Destructive examination
c) Procedure for DPT/MPI
d) WPS 11-A8-343-2013
3. JOINT INFORMATION
aD: 52 inch (1320.8 mm) Thickness: 31.5 mm Material of Shells: API 5L, X65, PSLI Const. Code: ASME B31.8
4. PROCEDURE
- The to be rectified shall be marked.
- Marked area will be cleaned with power brush so that no paint, dirt or other contamination is left.
- Preheating will be done as per approved WPS. Minimum Preheat temperature: 180°C and Inter-pass temperature: 250 °C
- The lower misaligned portion of the shell shall be build-up from outside by smooth transition and grind the same raised portion from inside.
- The total width of the joint including built-up portion may be from 6 to 10 inches or more as required.
- The thickness and out of roundness shall be within permissible limits after finishing and inspector will prepare detail report.
- The built-up portion shall be flush smooth and MPII DPT shall be performed after finishing along with UT. All NDE will be performed by ASNT SNT-TC-1A qualified level II inspector and acceptance will be as per ASME 831.8.
- Welding process shall be SMAW with electrode size 3mm or less to control distortion.
- Qualified Experienced welder will weld the marked area
THIS DOCUMENT IS CONTROLLED IF STAMPED IN RED
PDIl 7' DESCON ENGINEERING LIMITED Doc. No: QC-MS-12
Date: Feb. 16, 2013
5. HSE INSTRUCTIONS:
• Ensure that the crew is inducted about the job hazards, control and emergency response requirements before starting the job.
• JSA must available at the location before start the activity.
• Confined space entry procedure must be followed and available
• Adequate ventilation should be provided to control oxygen deficiency.
• Remove combustible material from confined space before starting the job.
• Fire extinguisher to be placed nearby.
• Ensure that all electrical tools and extensions leads proper inspected.
• Ensure the use of welding shield, leather gloves and tight clothing.
THIS DOCUMENT IS CONTROLLED IF STAMPED IN RED
