Iron plug valves 铁制旋塞阀
Ball and plug valves 球闸阀和旋塞阀
steel plug valves 钢制旋塞阀
Import plug valves 进口旋塞阀 ; 技术
Metal Plug Valves 金属塞阀
Its suitable for ball valves, butterfly valves and plug valves and it has gained an invention patent patent No: ZL00111674.
介绍了一种适用于球阀、蝶阀和旋塞阀的阀杆旋转角度启闭的撑拢式阀门密封结构。
A type of dual slots helix hoisting composite valve switch mechanism which is suitable for ball valves, butterfly valves and plug valves is introduced.
介绍了一种适用于球阀、蝶阀和旋塞阀双轨道旋转和升降复合动作的启闭结构。
A type of dual slots helix hoisting composite valve switch mechanism which is suitable for ball valves, butterfly valves and plug valves is introduced.
介绍了一种适用于球阀、蝶阀和旋塞阀的斜槽插板升降撑拢式阀门密封结构。
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