ASME B16.34-2004 VALVES -FLANGED,THREADED,AND WELDING END ASME B16.34-2004 VALVES -FLANGED,THREADED,AND WELDING END 1 sCOPE 1.1 General This Standard applies ... 04月02日其它国外标准ASME B16.34 阅读全文
