KS B ISO 9974-3-2004 通用和液压传动用连接器.带ISO 261螺纹的弹性或金属与金属密封的气门和双头螺栓端头.第3部分:(B型)金属与金属密封的双头螺栓端头
Connections for general use and fluid power-Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing-Part 3:Stud ends with metal-to-metal sealing (type B)