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Yongjia,Wenzhou,Zhejiang,China China
連絡先担当者 Ms. Danny Zhao
住所 Yongjia, Wenzhou, Zhejiang
QB Series Knife Gate Valve absorbs the advantages of technology and structure bots at home and aboard to exclu
we are specilaized in producing knife gate valves, safely valves, o-type valve, butterfly valve, ect.are you r
We are specialized in researching.developing and producting many knife gate valves.Because of steady quailiy a
qishengvalve are specialized in researching, developing and producing many different kinds of valves, experci
QB Series Knife Gate Valve absorbs the advantages of technology and structure both at home and aboard to exclu
Exterior structure: lugged, plumã€round Nominal diameter: N50-DN1200 Nominal pressure: GB, ANSI,
In order to improve the effect of sealing, or the PTFE is better than rubber in stiffer. An O-ring is seated a
It's an changeable rubber ring knife gate valves. Seal principle mainly through the gate and rubber seals
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