“aira” Offers Resilient-seated, butterfly valve for flange mounting to pipelines; concentric disc design; with replaceable liner. Suitable for use in cooling towers, waste-water applications, water treatment, water distribution, dams, gas main and service lines, pressure stations, gas storage tanks, power plants and gas pipelines industry.
Specification & Standard
| Specification | Details |
|---|---|
| Size Range | 1″ To 48″ (25MM To 1200MM) |
| Temperature Range | -25°C To 80°C (Depending On MOC) |
| Pressure Class | PN 6 / 10 / 20 & 25 |
| Body Type | Short Wafer Type Lug |
| Seat Type | Integrally moulded with the body (Renewable Seat On Request) |
| Flange Drilling | IS 6392 / EN 1092-1 / EN 1092-2 / ASME B 16.5 150# |
| Body Materials | S.G.I / C.I / D.I / WCB |
| Stem Materials | SS 304 / 316 / 410 / 17-4 PH / Super Duplex 2507 / 2205 |
| Seat Materials | NBR / EPDM |
| Disc Materials | S.G.I / CF8 / CF8M / CF3M / ASTM A-995 |
| Seat Leakage | Tight Shut Off (Class VI) |
| Flange Drilling | ISO 5211 |
| Design And Manufacturer | API 609 Category A / IS: 13095 / BS EN 593 |
| Valve Face To Face Dimension | Short Wafer As Per ISO 5752 TAB 5 / API 609 Category A ISO 5752 TAB 1 (BS 5155) |
| Flange Standard | ASME B16.5 / ASME B16.47 Series “A” Class 150 |
| Inspection & Testing | API 598 / BS EN 12266-1 |
| End Connection | Wafer type double flange suit #150, Table ‘D’, Table ‘E’ & IS 6392 Table 11 (PN / PN 1.6) |
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