Product Description 
 Z41Y type 150 (Lb) 600 (Lb) flange gate valve: manual, flange connection, rising stem wedge the rigidity single gate, seat sealing surface material is carbide, pressure class 150 (Lb) ~ 600 ( lb), the body material is carbon steel (Z41Y-150 (Lb) ~ 600 (Lb)), stainless steel (Z41Y 150 (Lb) P ~ 600 (Lb) P) American Standard valve. 

 Product performance parameters 
 Z41Y type 150 (Lb) to 600 (Lb), flange gate valve main performance parameters of the model pressure level (Lb) for temperature / ° C for medium 
 Z41Y-150 (Lb) ~ 600 (Lb) 150 ~ 600 ≤ 425 water, steam, oil, etc. 
 Z41Y 150 (Lb) P ~ 600 (Lb) 150 ~ 600 ≤ 150 nitric acid and other corrosive media. 

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 Product components, materials 
 Z41Y type 150 (Lb) ~ 600 (Lb) Material Type Material of flange gate valve parts 
 Body, bonnet stem gate packing, gaskets 
 Z41Y-150 (Lb) ~ 600 (Lb) WCB the 2Cr13 WCB V-shaped, PTFE, flexible graphite ring, flexible graphite spiral wound gasket, PTFE films 
 Z41Y-150 (Lb) P ~ 600 (Lb) P ZG1Cr18Ni9Ti 1Cr18Ni9Ti ZG1Cr18Ni9Ti