The INVALCO Series 434 Valve can be used in any application that requires a steel bodied flanged valve. This could include high or low pressure separators, treaters, dehydrators, or any other pressure vessel. The Series 434 is perfect for use on offshore vessels.
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Hammer Union Construction - Reduced downtime for repair.
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Quick Change Trim - Reduced cost for repair.
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Steel Bodies - Meets all application requirements.
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Nace Adaptable - Can be modified for use in sour service.
| Body Material |
Steel WCB |
Packing |
Non-Lubricated Buna N |
| End Connections |
2” Flanges |
Maximum Working Pressure |
Limited by Flange |
| Body Cover |
Carbon Steel, Union |
Temperature Limits |
-20°F to 250°F |
| Diaphragm Operator |
Carbon Steel, 65 sq. in.
Nylon Reinforced Buna N Diaphragm
Maximum Recommended Operating Pressure 70 psi
Maximum Containment Pressure 100 psi |
Stem Material |
303 Stainless Steel |
General Notes:
1. Standard topworks is direct action (normally closed).
2. Cv and Cg values are for fully open inner valve.
3. Part numbers applicable only when valve desired is exactly as described above.
4. To order specify Model Number, Part Number, Trim Description.
5. See attached pdf on the side of this page for parts list.