Ball valve,China Plug valve,Gate valve,Globe valve China Manufacturer
Tel:+86-577-21821566 / 21821577 / 21821599 Fax:+ 86-577-21822599
+Add:Qianshi Industry Zone,Oubei Town,Yongjia county,Zhejiang Province,P.R.China
+Add:Qianshi Industry Zone,Oubei Town,Yongjia county,Zhejiang Province,P.R.China
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KNOWLEDGE
Plug valve, also called cock or stop-cock valves, is one of the most widely used valves for both on/off and throttling services. Their design is fairly simple; the body is comprised of three main parts: body, cover and plug. The plug is a cylindrical, tapered, or generally cone-shaped device that can be raised or lowered within the seat to maintain, restrict or completely shut off flow. The valve is opened by rotation...
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