AWS B2.1-1-234-2006
Standard Welding Procedure Specification (Swps) for Argon Plus 25% Carbon Dioxide Shielded Flux Cored Arc Welding of Carbon Steel (M-1/P-1/S-1) Groups 1 and 2, 1/8 through 1-1/2 inch Thick, E7XT-X, As-Welded or PWHT Condition, Primarily Pipe Applications
碳钢（M-1/P-1/S-1）1和2组1/8至1-1/2英寸厚E7XT-X焊态或焊后热处理条件下的氩加25%二氧化碳保护药芯焊丝电弧焊标准焊接工艺规范（Swps） 主要用于管道应用
2006-01-01