1、设计制造按 API STD.600 Design Manafacfure According to API STD.600 2、结构长度按ANSI B16.10 Face to Face According to ANSI B16.10 3、法兰型式及尺寸 150/300/600Lb按ANSI B16.5 JIS10K. 20K^JISB2212——B2214 150/300/600Lb End Flange Dimension According to ANSI B16.10 JIS 10K. 20KEnd Flange Dimenaion Accoring to JISB2212 ?B2214
4、阀门检查和试验按APISTD，598 Valve check and Test According to AP1598
