AWS B2.1-4-220-1999
Standard Welding Procedure Specification (SWPS) for Gas Tungsten Arc Welding (Consumable Insert Root) of Chromium-Molybdenum Steel (M-4/P-4, Group 1 or 2), 1/8 through 1/2 in. Thick, As-Welded Condition; 1/8 through 3/4 in. Thick, PWHT Condition, IN515 a

Standard No.

AWS B2.1-4-220-1999

Release Date

1999

Published By

American Welding Society (AWS)

Status

Be replaced

Replace By

AWS B2.1-4-220-2021

Latest

AWS B2.1-4-220-2021

Scope

A Standard WPS does not replace or substitute for fabrication codes, specifications, contract requirements, or capability and judgment on the part of the user. A Standard WPS is to be used only as permitted by the applicable fabrication code, specification, or contract document.

AWS B2.1-4-220-1999 history

• 1970 AWS B2.1-4-220-2021
• 1999 AWS B2.1-4-220-1999 Standard Welding Procedure Specification (SWPS) for Gas Tungsten Arc Welding (Consumable Insert Root) of Chromium-Molybdenum Steel (M-4/P-4, Group 1 or 2), 1/8 through 1/2 in. Thick, As-Welded Condition; 1/8 through 3/4 in. Thick, PWHT Condition, IN515 a