AWS NAVSEA B 2.1-1/8-323 ; AWS NAVSEA B2.1-1/8-323:2020
Standard Welding Procedure Specification for Naval Applications (SWPS-N) for Gas Tungsten Arc Welding of Carbon Steel (S-1) to Austenitic Stainless Steel (S-8), 1/8 inch [3 mm] through 1-1/2 inch [38 mm] Thick, MIL-309 ER309L, in the As-Welded Condition, Primarily Pipe for Naval Applications - Site License