AWS B2.1-1-016-94 在焊接或PWHT条件下18到1-12英尺厚E7018碳钢的保护金属电弧焊的标准焊接程序规范(WPS)(M-1P-1S-1, 1或2.pdfVIP

ANSVAWS 82.1-1-016-94 An American National Standard Standard Welding Procedure Specification (WPS) for Shielded Metal...