KS B ISO 9974-2-2013 一般用途和流体动力连接件 带有弹性体或金属对金属密封的 ISO 261 螺纹的端口和螺柱端部 第 2 部分:带弹性体密封的螺柱端部(E 型)
Connections for general use and fluid power-Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing-Part 2:Stud ends with elastomeric sealing(type E)