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iron wedge gate valves
Major performance standards
Type
Nominali
Pressure
/MPa
Shell test pressure
/MPa
Liquid seal test pressure
/MPa
Suitable
Medium
Apply temperature(¡æ)
Z41T-10
Z41H-10
1.0
1.5
1.1
Water, steam, oil, etc.
¡Ü200
Z41W-10
Oil, gas
¡Ü100
Major performance standards
Type
Parts name
Body donnet
Ram
Valve Seal
Stem
Packing
Z41T-10
Gray Iron
Insert gray cast iron or copper alloy welding
Insert gray cast iron or copper alloy welding

Chromium stainless steel or carbon steel
Graphite asbestos
Z41H-10
Z41H-16
Chromium stainless steel gray iron framed
Chromium stainless steel framed
Z41W-10
Gray Iron bulk material
Gray Iron bulk material
Z41T-16Q
Ductile iron
Insert ductile iron or copper alloy welding
Insert ductile iron or copper alloy welding
Z41H-16Q
Z41H-25Q
Chromium stainless steel ductile iron framed
Chromium stainless steel ductile iron framed
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