Product Description 
 Z40X-10, Z40X-16 resilient seated gate valves: manual, flange connection, rising stem flexible wedge gate valve seat sealing surface material is nitrile rubber, copper alloy, nominal pressure PN10 ~ PN16, body material ductile iron resilient seated gate valves. 

 Product performance parameters 
 Z40X-10 Z40X-16 main performance parameters of resilient seated gate valves Model PN Working pressure / MPa for the temperature / ℃ Suitable medium 
 Z40X-10 10 1.0 ≤ 80 of water, sewage, oil, gas 
 Z40X-16 16 1.6 

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 Product components, materials 
 Z40X-10, Z40X-16 resilient seated gate valve parts Material Type Material 
 Body, bonnet and spring stem seal surface filler 
 Z40X-10 ductile iron stainless steel, nitrile rubber, copper alloy nitrile rubber