| Customization: | Available |
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| Media: | Water |
| Temperature: | High Temperature |
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| 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 | |
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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) | ||||
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