Double Eccentric Flanged Butterfly Valve
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| 1 | Valve Manufacturing Standard – IS 13095 : 1991, BS 5155 |
| 2 | Testing Standard – Class VI |
| 3 | Operating –Gear Box Operated |
| HYDRAULIC TEST PRESSURE | |||
| Sr. No | Description | Cast Iron Valves | Cast Steel Valves |
| 1 | Body | 10 Kg/cm² | 30 Kg/cm² |
| 2 | Seat | 6 Kg/cm² | 22 Kg/cm² |
| Valve Size ∅ A | B | C | D | T | |
| Inch | MM | ||||
| 8” | 200 mm | 152 | 230 | 170 | 26 |
| 10” | 250 mm | 165 | 265 | 225 | 28 |
| 12” | 300 mm | 178 | 290 | 250 | 28 |
| 14” | 350 mm | 190 | 355 | 290 | 30 |
| 16” | 400 mm | 216 | 380 | 315 | 32 |
| 18” | 450 mm | 222 | 395 | 335 | 32 |
| 20” | 500 mm | 229 | 420 | 360 | 34 |
| 22” | 550 mm | 267 | 505 | 435 | 40 |
| 24” | 600 mm | 267 | 530 | 460 | 40 |
| 26” | 650 mm | 292 | 560 | 485 | 42 |
| 28” | 700 mm | 292 | 585 | 510 | 42 |
| 30” | 750 mm | 318 | 610 | 535 | 42 |
| 32” | 800 mm | 330 | 670 | 595 | 44 |
| 36” | 900 mm | 410 | 720 | 615 | 51 |
| 40” | 1000 mm | 410 | 850 | 730 | 53 |
| 44” | 1100 mm | 470 | 900 | 735 | 55 |
| 48” | 1200 mm | 470 | 925 | 805 | 56 |
| 52” | 1300 mm | 470 | 950 | 830 | 56 |
| 56” | 1400 mm | 530 | 1000 | 880 | 62 |
| 60” | 1500 mm | 530 | 1050 | 930 | 62 |
| PART LIST | ||
| Sr. No. | Description | Material |
| 1 | Body | Cast Iron (IS 210 FG. 260) /Cast Steel (ASTM A-216 Gr. WCB) |
| 2 | Disc | Cast Iron (IS 210 FG. 260) /Cast Steel (ASTM A-216 Gr. WCB) / ASTM A351 CF8 |
| 3 | Shaft | EPDM |
| 4 | Body Seat Ring | AISI – 410 (Hardened) |
| 5 | Disc Seal | EPDM |
| 6 | Bearing | DU BEARING (PTFE+ SS304) |
| 7 | ‘O’ Ring Holder | AISI – 304 |
| 8 | ‘O’ Ring | EPDM |
| 9 | Internal Fasteners | AISI – 304 |
| 10 | Gear Box | Standard |
| 11 | Clamping Ring | Mild Steel (IS 2062) / AISI – 304 |
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