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2022-11-08
The classification and structure of ball valves are briefly described
Established in 1998,Yuhuan Donghai Valve Co.,Ltd is a professional manufacturer and exporter that is concerned with the design, development and production of the ram stroke Water Supply Valves, Pipe Fittings,Ball Valves etc.
2022-11-07
Precautions for ball valve maintenance
If there is slight leakage at the packing, the valve stem nut must be locked again. But do not lock it too tightly. Usually lock it for 1 / 4 ~ 1 turn, and the leakage will stop.
2022-11-07
How to select high quality electric ball valve
When purchasing electric ball valves, the practice of only specifying the specifications, categories and working pressure to meet the procurement requirements is imperfect in the current market economic environment.
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地址：中国浙江省玉环市龙溪工业区
电话：0576-87493198/0576-87468188/0576-87468185/0576-87468183/0576-87468181
邮箱：web@yuhuandonghai.com
