ASME B16.34-2017 法兰螺纹及焊连接的阀门（英文版）.pdf

Valves-Flanged,Threaded,andWeldingEndANAMERICANNATIONALSTANDARDASME816.34-2017(RevisionofASMEB16.34-2013)Valves-Flanged,Threaded,a...