Pressure Vessel Welding Procedures

A Welding Procedure Specification (WPS) is the formal written document describing welding procedures, which provides direction to the welder or welding operators for making sound and quality production welds as per the code requirements .

Through our website / in-field consultations, We Provide a wide range of welding procedure specification which is conducted on pressure vessels, This Welding Procedure Specification had been done by multinational companies according to ASME IX and ASME VIII DIV 1.

The scope of our WPS is to check the quality of the welded joints, guide welders to the accepted procedures so that repeatable and trusted welding techniques are used.

No. PQR No. Standard Base Metal P no. G no. Process Thickness Position  Filler metal Joint Type Heat Treatment 3rd Party Availability
1 AAIS-WPS-PV-1 ASME IX & VIII DIV 1 ASTM A 513 Gr 60,65,70 or Equivalent P 1 Gr 2 to P 1 Gr 2 SMAW  Up to 30mm All E7018-1H4R Single V N/A Intertek Upon Request
2 AAIS-WPS-PV-2 ASME IX & VIII DIV 1 ASTM A 513 Gr 70 or Equivalent P 1 Gr 2 to P 1 Gr 2 SMAW  Up to 14mm 1G E7018-1H4R Single V N/A Intertek Upon Request
3 AAIS-WPS-PV-3 ASME IX & VIII DIV 1 ASTM A 516 Gr 60 / 65 / 70 or Equivalent P 1 Gr 2 to P 1 Gr 2 SMAW  Up to 30mm All E7018-1H4R Single V N/A Intertek Upon Request
4 AAIS-WPS-PV-4 ASME IX & VIII DIV 1 ASTM A 516   P 1 Gr 2 to P 1 Gr 2 SMAW  Up tp 14mm 1G E7018-1H4R Single V Yes Intertek Upon Request
5 AAIS-WPS-PV-5 ASME IX & VIII DIV 1 ASTM A 516 Gr 60 / 65 / 70 or Equivalent P 1 Gr 2 to P 1 Gr 2 SMAW  Up to 30mm All E7018-1H4R Single V N/A Intertek Upon Request