Product Description 
 Z540H, Z540Y, Z540W pressure PN16 ~ PN160 steel bevel gear drive wedge gate valve: bevel gear drive, flange connection, rising stem flexible wedge gate valve seat sealing surface material for surfacing (Z540H-16C ~ 160 Z540Y-16C ~ 160 Z540Y-16I ~ 160I Z540Y-16P ~ 160P Z540Y-16R ~ 160R), stainless steel (Z540W-16P ~ 160P Z540W-16R ~ 160R), nominal pressure PN16 ~ PN160, body material is carbon steel ( Z540H-16C ~ 160 Z540Y-16C ~ 160), chrome molybdenum alloy steel (Z540Y-16I ~ 160I), stainless steel (Z540W-16P ~ 160P Z540Y-16P ~ 160P Z540W-16R ~ 160R Z540Y-16R ~ 160R) of the valve . 

 Product performance parameters 
 Z540H Z540Y, Z540W PN16 ~ PN160 steel cone gear drive wedge gate valve performance parameters Model PN work pressure / MPa for the temperature / ℃ Suitable medium 
 Z540H-16C-160 16 160 1.6 16.0 ≤ 425 water, steam, oil 
 Z540Y-16C-160 16 160 1.6 16.0 
 Z540Y-16I-160 16 160 1.6 16.0 ≤ 550 steam, oil 
 Z540W16P-40P 16 ~ 40 1.6 ~ 4.0 ≤ 150 weak corrosive medium 
 Z540Y-16P-160P 16 ~ 160 1.6 ~ 16.0 
 Z540W-16R-40R 16 ~ 40 1.6 ~ 4.0 ≤ 150 corrosive media 
 Z540Y-16R-160R 16 ~ 160 1.6 ~ 16.0 

 Z540Y-16P Ⅰ, ~ 40P Ⅰ 16 40 1.6 ~ 4.0 ≤ 650 hot flue gas and other