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Contact SupplierThe IVSCV range of check valves offers optimum solution for back flow prevention in liquid and gas lines. Our special design feature provides a rugged construction, reliable operation and long service life. The valve finds applications in various segments of the process industries covering chemical, petrochemicals, pharma, steel, alumina, power plants and common utilities.
The design offers a low pressure drop operation, which makes the valve more energy efficient. Pressure sealed bonnet design is incorporated for high pressure applications for reliable sealing. Valve can be provided with a external dashpot arrangement to provide non-slam operation, ideal to prevent water hammer.
Features :
API 602 Trim No. | Nominal Trim | Material Type | Body Seating Surface | Wedge Seating Surface | Back Seat |
---|---|---|---|---|---|
1 | F6 | 13% Cr Steel | 13% Cr | ||
4 | Hard F6 | Hardfaced with 13% Cr Steel | Hardfaced with 13% Cr | ||
5 | Hardfaced | Hardfaced with Co-Cr-W Alloy | Hardfaced with Stellite 6 | ||
8 | F6 & Hardfaced | 13% Cr Steel & Hardfaced with Co-Cr-W Alloy | Stellite 6 | 13% Cr | Stellite 6 / 13% Cr |
Temperature | Body / Bonnet Materials | API Trim No. |
---|---|---|
Up to 800 0F (427 0C) | A 216Gr. WCB, A 217 Gr. WC6, A 217 Gr. WC9 | 1, 4, 5, 8 |
Above 800 0F (427 0C) & Up to 1000 0F (540 0C) | A 217 Gr. WC6, A 217 Gr. WC9 | 5 & 8 |
Above 1000 0F (540 0C) | A 217 Gr. WC6, A 217 Gr. WC9 | 5 |