The valve bonnet may now be removed . there may be slight leakage , as the metal - to - metal backseating does not provide a drip - tight seal 现在可以拆卸阀门的阀盖。当金属-对-金属后座无法提供无滴漏密封时，可能会有点泄漏。
The valve bonnet may now be removed . there may be a slight leakage , as the metal - to - metal backseating does not provide a drip - tight seal 现在可以拆卸阀盖。如果金属-对-金属后座没有实现无滴漏密封，则可能会有轻微的泄漏。
Connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - threaded ports 普通和液压传动用联接件.用iso 261弹性螺纹或金属与金属间密封的气门和双头螺栓端头.螺纹气门
E connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - stud ends with elastomeric sealing type e 普通和液压传动用联接件.用iso 261弹性螺纹或金属与金属间密封的气门和双头螺栓端头
B connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - stud ends with metal - to - metal sealing type b 普通和液压用联接结件.用iso 261螺纹的弹性或金属与金属间密封的气门和双头螺栓端头
Connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - part 1 : threaded ports 一般用途的和流体动力用接头.带弹性密封件或金属与金属间密封件的iso 261螺纹的端口和螺柱端头.第1部分:螺纹端口
Connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - part 1 : threaded ports 一般用途和流体动力用连接件.带弹性体密封件或金属对金属密封件的iso 261螺纹的孔口和螺柱端.第1部分:带螺纹的孔口
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 流体动力用和通用连接件.带iso 261螺纹，带有弹性体或金属对金属密封件的端口和螺柱断头.第2部分:带弹性密封的螺柱端头
Connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - part 2 : stud ends with elastomeric sealing type e 一般用途和流体动力用连接件.带弹性体密封件或金属对金属密封件的iso 261螺纹的孔口和螺柱端.第2部分:带弹性体密封件的螺柱端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 3 : stud ends with metal - to - metal sealing type b 一般用途和流体动力用连接件.带弹性体密封件或金属对金属密封件的iso 261螺纹的孔口和螺柱端.第3部分:带金属对金属密封件的螺柱端b型
