AWS B2.1.8.212 : 2001 : R2012
AWS B2.1.8.212 : 2001 : R2012
STANDARD WELDING PROCEDURE SPECIFICATION (SWPS) FOR GAS TUNGSTEN ARC WELDING OF AUSTENITIC STAINLESS STEEL (M-8/P-8/S-8, GROUP 1), 1/16 THROUGH 1-1/2 INCH THICK, ER3XX, AS-WELDED CONDITION, PRIMARILY PIPE APPLICATIONS
American Welding Society