AWS B2.1-1-020:2018

Standard Welding Procedure Specification (SWPS) for 75% Ar/25% CO2 Shielded Flux Cored Arc Welding of Carbon Steel (M-1/P-1, Group 1 or 2), 1/8 inch [3 mm] through 1-1/2 inch [38 mm] Thick, E70T-1M and E71T-1M, in the As-Welded of PWHT Condition, Primarily Plate and Structural Applications
standard by American Welding Society, 04/10/2018

AWS B2.1-1/8-010:2015

Standard Welding Procedure Specification (SWPS) for Gas Tungsten Arc Welding of Carbon Steel (M-1/P-1), to Austenitic Stainless Steel (M-8/P-8), 18 through 10 Gauge, in the As-Welded Condition, with or without Backing
standard by American Welding Society, 01/14/2015

AWS B2.1-1-206:2019

Standard WPS for Shielded Metal Arc Welding of Carbon Steel (M-1/P-1/S-1, Group 1 or 2), 1/8 through 1 1/2" Thick, E6010 (Vertical Downhill), Followed by E7018 (Vertical Uphill) As-Welded or PWHT Condition, Primarily Pipe Applications
standard by American Welding Society, 03/01/2019