标准编号:ANSI/AWS B2.1-4-221-
标准名称:气体保护钨极弧焊(自耗嵌入式焊缝根部)以及铬钼钢保护金属电弧焊标准焊接程序规范(M-4/P-4/S-4,1或2组),主
英文名称:Standard Welding Procedure Specification (WPS) for Gas Tungsten Arc Welding (Consumable Insert Root) followed by Shielded Metal Arc Welding of Chromium-Molybdenum Steel (M-4/P-4, Group 1 or 2), 1/8 through 1/2 in. Thick, As-Welded Condition, 1/8 through 1-1/2 in. Thick, PWHT Condition, IN515, ER80S-B2, and E8018-B2, Primarily Pipe Applications
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标准状态:现行
文件格式:PDF