MSS SP-71 CLASS125 CAST IRON SWING CHECK VALVE
TECHNICAL REQUIREMENT:
- Design and Manufacture: Conform to MSS SP-71
- Flange dimensions: Conform to ASME B16.1
- Face to Face dimensions: Conform to ASME B16.10
- Testing: Conform to MSS SP-71
MATERIALS OF PARTS
Fig No.: CHV101 – 125
| NO. | PART NAME | MATERIAL |
|---|---|---|
| 1 | BODY | ASTM A126 B |
| 2 | SEAT RING | ASTM B62 C83600 |
| 3 | DISC | ASTM A126 B |
| 4 | DISC RING | ASTM B62 C83600 |
| 5 | HINGE | ASTM A536 65 – 45 – 12 |
| 6 | STEM | ASTM A276 410 |
| 7 | BONNET | ASTM A126 B |
NOTE: Above 6 inch have eyebolt
DIMENSIONS DATA (MM)
| NPS | 2 | 2 1/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dn | 51 | 63.5 | 76 | 102 | 127 | 152 | 203 | 254 | 305 | 356 | 406 | 457 | 508 | 610 |
| L | 203.2 | 215.9 | 241.3 | 292.1 | 330.2 | 355.6 | 495.3 | 622.3 | 698.5 | 787.4 | 914.4 | 965.2 | 1016 | 1219.2 |
| D | 152 | 178 | 191 | 229 | 254 | 279 | 343 | 406 | 483 | 533 | 597 | 635 | 699 | 813 |
| D1 | 120.7 | 139.7 | 152.4 | 190.5 | 215.9 | 241.3 | 298.5 | 362 | 431.8 | 476.3 | 539.8 | 577.9 | 635 | 749.3 |
| b | 15.8 | 17.5 | 19 | 23.9 | 25.4 | 27.9 | 30.2 | 31.8 | 35 | 36.6 | 39.6 | 42.9 | 47.8 | |
| n – d | 4 – 19 | 4 – 19 | 4 – 19 | 8 – 19 | 8 – 22 | 8 – 22 | 12 – 25 | 12 – 28 | 12 – 29 | 16 – 29 | 16 – 32 | 20 – 32 | 20 – 35 | |
| H | 124 | 129 | 153 | 170 | 196 | 259 | 332 | 383 | 425 | 450 | 512 | 702 | 755 | 856 |
Attention please: The description might be incorrect, please contact us for confirmation.
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