4、乃、1知WP表2拉伸唯级别及标志符号WPBWPC,WP112类,WP122类WP1WP111类,WP221类,WP5,WP9抗拉强度,ksi(MPa)60-85(415585)70-95(485-655)55-80(380555)60-85(415-585)最小屈服强度,ksi(MPa),(Q2%残余变形或载荷下Q5%伸长法)35(240)40(275)30(205)30(205)伸长率除WPR及WP91和WP911外的所有级...
ASTM A234ASME SA234 WPBpipe fittings ASTM A234/ASME SA234 Standard Specification for PipingFittingsof Wrought Carbon Steel and Alloy Steel for Moderate and High Temperature Service Material GradeWPBWPCWP1 WP12 CL1 WP12 CL2 WP11 CL3 WP22
As to the W standing for weldable, I’m not sure that is correct since that are many, many pipe fittings that are weldable but carry designations other than a W. Note the reference below. Forging is the manufacturing process of ASTM A234 WPB pipe fittings. ASTM A234/A234M-07 Standard ...