... automatic intercepting valve 自动遮断阀 connection valve 连通阀 valve connection 气阀连接部分 ...
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pilot valve connection 先导阀连接
relief valve connection 安全阀接口
hose connection valve 软管连接阀 ; 软管联结阀软管连接阀
sand valve connection pin 砂阀连接销
air cylinder valve connection 气筒阀接头
intercepting valve head connection 中间阀盖接头
valve stem connection 气门杆连接
Metallurgical oxygen system pipe system, should use strict degreasing treatment, needle valve flange J29 Angle Pressure Gauge valve connection.
冶金系统中的氧气管路系统中，宜选用经过严格脱脂处理，法兰连接的针型阀。
For foot valve, replace inlet end connection with an F. V. screen housing assembly.
对于底阀，用一个F.V。滤网外壳组件更换进口连接管接头。
According to connection method classification (1) threaded connection valves: valve with internal thread or external thread, and pipe thread connection.
按连接方法分类(1)螺纹连接阀门：阀体带有内螺纹或外螺纹，与管道螺纹连接。
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