Butterfly Valve Offset DISC
Technical Detail
- Design & Manufacturing Std :API:609 / BS:5155 / MSS SP67 & ISO 5752
- Testing& Inspection Std :API:598 / BS:6755 Part-I
- Size Range :50mm to 700mm
- Pressure Rating :16 Bar Max.
- Temp. Rating :Material Will be Selected According to Services
- End Connection :F/E Drill as per Table-D,E & F or BS:4504, PN-10, PN-16 Table 6,7, & 8 of IS:6418 Table11,15 & 17 of IS:6392
Description
Technical Detail
- Design & Manufacturing Std :API:609 / BS:5155 / MSS SP67 & ISO 5752
- Testing& Inspection Std :API:598 / BS:6755 Part-I
- Size Range :50mm to 700mm
- Pressure Rating :16 Bar Max.
- Temp. Rating :Material Will be Selected According to Services
- End Connection :F/E Drill as per Table-D,E & F or BS:4504, PN-10, PN-16 Table 6,7, & 8 of IS:6418 Table11,15 & 17 of IS:6392
Material Detail
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| PART NO. | PART NAME | MATERIAL |
|---|---|---|
| 01 | Body | C.I./ WCB / S.G.I / CF8 / CF8M |
| 02 | Disc | C.I./ WCB / S.G.I / CF8 / CF8M / AB-2 |
| 03 | Shaft | S.S.410/S.S.304 / S.S.316 |
| 04 | Disc Seat | Nitrile/ EPDM / Silicon / Viton / Hyplon |
| 05 | ‘O’ Ring | Nitrile/ EPDM / Silicon / Viton / Hyplon |
| 06 | Flow Control Lever | M.S. Fabricated |
| 07 | Scale Plate | M.S. Fabricated |
| 08 | Brg. Bush | G.M./ Bronze / PTFE / GF-PTFE / GFT / S.S.304 / S.S.316 |
| 09 | Clamping Ring | G.M./ Bronze / M.S. / S.S.304 / S.S.316 |
| 10 | Bottom Cover | G.M./ Bronze / M.S. / S.S.304 / S.S.316 / C.I. / WCB |
| 11 | Gland Packing | Asbestos/ PTFE / Grafoil |
| 12 | Gland Bush | S.S.410/ S.S.304 / S.S.316 |
| 13 | Body Seat | S.S.410/ S.S.304 / S.S.316 |
| HYD. TEST PRESSURE | ||
|---|---|---|
| Pressure Rating | Body | Seat |
| PN-10 | 15 Kg/Cm² | 10 Kg/Cm² |
| PN-16 | 24 Kg/Cm² | 17.6 Kg/Cm² |
| 150# | 31 Kg/Cm² | 21 Kg/Cm² |
Seat
| EPDM | -20°C to 120°C |
| NBR | -10°C to 80°C |
| Hypalon | -20°C to 135°C |
| Viton | -18°C to 150°C |
| Silikon | -20°C to 180°C |
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