Rubber Lined Butterfly Valve
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| 1 | Valve Manufacturing Standard – IS 13095 : 1991, BS 5155 |
| 2 | Testing Standard – Class VI |
| 3 | Operating – 2” (50 mm) to 8” (200 mm) Hand Lever Operated. 10” (250 mm) & Above Gear Box Operated |
| HYDRAULIC TEST PRESSURE | |||
| Sr. No | Description | Cast Iron Valves | Cast Steel Valves |
| 1 | Body | 15 Kg/cm² | 30 Kg/cm² |
| 2 | Seat | 10 Kg/cm² | 22 Kg/cm² |
| DIMENSIONAL DETAILS | |||||
| Valve Size ∅ A | B | C | D | E | |
| Inch | MM | ||||
| 2” | 50 mm | 43 | 82 | 100 | 265 |
| 2.5” | 65 mm | 46 | 82 | 100 | 265 |
| 3” | 80 mm | 46 | 90 | 125 | 265 |
| 4” | 100 mm | 52 | 102 | 132 | 265 |
| 5” | 125 mm | 56 | 116 | 150 | 380 |
| 6” | 150 mm | 56 | 135 | 165 | 380 |
| 8” | 200 mm | 60 | 161 | 202 | 380 |
| 10” | 250 mm | 68 | 195 | 240 | 290 |
| 12” | 300 mm | 78 | 220 | 268 | 290 |
| 14” | 350 mm | 78 | 260 | 310 | 290 |
| 16” | 400 mm | 102 | 300 | 360 | 306 |
| 18” | 450 mm | 114 | 325 | 385 | 322 |
| 20” | 500 mm | 127 | 355 | 430 | 387 |
| 24” | 600 mm | 154 | 420 | 490 | 387 |
| PART LIST | ||
| Sr. No. | Description | Material |
| 1 | Body | Cast Iron (IS 210 FG. 260) / Cast Steel (ASTM A-216 Gr. WCB) |
| 2 | Disc | ASTM A351 CF8 |
| 3 | Rubber Sleeve | EPDM |
| 4 | Top & Bottom Spindle | AISI – 410 (Hardened) |
| 5 | Bottom Plug | Mild Steel (IS 2062) |
| 6 | Bush Bearing | Steel + PTFE |
| 7 | Dowel Pin | AISI – 316 SH |
| 8 | Nuts & Bolts | AISI – 304 |
|
9 | Gear Box | |
| Body | Cast Iron | |
| Worm | EN8 | |
| Worm Gear | S.G. Iron | |
| 10 | Hand Lever / Hand wheel | Mild Steel (IS 2062) |
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