Usage:This series of valves are installed in all kinds of dirty gas and used as closed-circuit equipment in clean gas pipeline.They are mainly used for the control of gas pipeline in metallurgical,coke making,gas,chemical and other enterprises.
Main Parts And Materials
Valve body/gate/valve cover Gray cast iron
Valve stem Stainless steel
Middle mouth gasket NBR
Valve stem nut Ductile iron, brass
Seal pair Gray cast iron
Packing Flexible graphite
Column/transmission bracket Gray cast iron
Function And Specification
Z542W-1
Nominal pressure 0.1MPa
Test pressure (MPa)
Strength (water) 0.2
Seal (water) 0.11
Applicable temperature ≤100°C
Applicable medium Coal gas
Z942W-1
Nominal pressure 0.1MPa
Test pressure (MPa)
Strength (water) 0.2
Seal (water) 0.11
Applicable temperature ≤100°C
Applicable medium: coal gas
