Standard Welding Procedure Specification (SWPS) for Gas Tungsten Arc Welding of Chromium-Molybdenum Steel (M-4/P-4, Group 1 or 2), ER80S-B2, 1/8 through 1/2 in. Thick, As-Welded Condition; 1/8 through 3/4 in. Thick, PWHT Condition, Primarily Pipe Applica
This Standard WPS is to be used only
as permitted by the applicable fabrication document(
s); such as code, specification, or contract
document(s). The fabrication document(s) should
specify the engineering requirements such as
design, need for heat treatment, fabricating tolerances,
quality control, and examination and tests
applicable to the end product.