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90 series of various electric, pneumatic, manual valves,
etc.More than 8700 specifications and varieties

QVY

Unidirectional Seal Full Enclosed Medium Pressure Knife Gate Valve

Model:
QVYZ73X
Working Pressure:
DN80-DN2000 25kgs
DN2200-DN3000 16kgs
Design Standard:
JB/T8691-2013
Flange Standard:
GB/T9113.1-2010
Face to Face:
GB/T15188.2-94 chart6-7
Testing Standard:
GB/T13927-2008
Operation:
Manual, electric, pneumatic, hydraulic, chain, electro-hydraulic, gear
Main Material:
F55.F53.2205.CF3M.CF8M.CF8.WCB.GGG40
Disc Material:
F55, F53,2205, SS310, SS316L,SS316, SS304
Sealing Material:
NBR, EPD, FKM
Packing:
PTFE, Aramid packing, high water based , graphite
Applicable Medium:
Applicable for steam, sewage, high pressure pipes and so on.

QVY Series is a blade in valve’ packing, which will scrap dirty attached on knife and prevent dirty moving upward. There is a fully closed bonnet equipped with a flushing point, which will effectively prevent any leakage. This is packing and bonnet double sealing middle pressure knife gate valve.




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CHISUN VALVE CO.,LTD.