China Wcb Body Ss Stem Plug Shape Disc Flange Lifting Electric Globe Valve, Find details about China Valve, Globe Valve from Wcb Body Ss Stem Plug Shape Disc Flange Lifting Electric Globe Valve
PN(MPa)Nominal pressure | 1.6 | 2.5 | 4.5 | |
(MPa)Test pressure | Shell strength test | 2.4 | 3.75 | 6.0 |
Seal teat(Liquid) | 1.76 | 2.75 | 4.4 | |
Seal teat(Gas) | 0.5-0.7 | |||
Suitable mediun | Water,steam,oil | Niter acids | oil | |
Suitable tempetature | ≤425 | ≤100 | ≤550 |
Meterial of main parts for pn16 4" gear casting iron/ductile iron globe valve
Product Type | Part name | |||
valve body, valve bonnet | Valve disc, valve seat | Gasket | Fastenser | |
H44H(C) Y | WCB or 25 | H: 25+Chromium stainless steel Y: 25+Carbide | Stainless steel with flexible graphite The steel strip Asbestos-wound gasket Spiral wound gasket | High quality carbon steel |
H44Y (I) | Chromium-molybdenum steel | Chrome molybdenum steel + Carbide | Alloy steel | |
H44W (P) | Chrome-nickel titanium, chromium-nickel-molybdenum and titanium stainless steel | Stainless steel | ||
H44W (R) |