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Bellow Safety Valve
Custom Enquiry
Description
Bellow Safety Valve
Body: A216 WCB, A351 CF8, A351 CF8M
Disc: 2Cr13, SS304, SS316
Spring: Alloy Steel, Inconel, Monel, SS304
Bonnet: A216 WCB, A351 CF8, A351 CF8M
O Ring: VITON
Guide: SS304, SS316
Bellows: A216 WCB, SS304, SS316
Nominal Size: DN25 to DN200
Nominal Pressure: Class150 to Class2500
Dimensions
| Size | D | D1 | D2 | b | t | Z-фd | D` | D1` | D2` | b` | t | Z`- фd` | L | L1 | H |
| ½”×3/4″ | 89 | 60.5 | 35 | 12 | 5 | 4-ф15 | 98 | 70 | 43 | 14 | 1.6 | 4-ф15 | 90 | 90 | 340 |
| 3/4″×1″ | 98 | 70 | 43 | 14 | 5 | 4-ф15 | 108 | 79.5 | 51 | 15 | 1.6 | 4-ф15 | 96 | 92 | 350 |
| 1″×1 ½” | 108 | 79.5 | 51 | 15 | 5 | 4-ф15 | 127 | 98.5 | 73 | 18 | 1.6 | 4-ф15 | 115 | 105 | 360 |
| 1″×2″ | 108 | 79.5 | 51 | 15 | 5 | 4-ф15 | 152 | 120.5 | 92 | 18 | 1.6 | 4-ф19 | 115 | 105 | 360 |
| 1 1/2″×2″ | 127 | 98.5 | 73 | 18 | 5 | 4-ф15 | 152 | 120.5 | 92 | 18 | 1.6 | 4-ф19 | 121 | 124 | 380 |
| 1 1/2″×2 ½” | 127 | 98.5 | 73 | 18 | 5 | 4-ф15 | 178 | 139.5 | 105 | 20 | 1.6 | 4-ф19 | 121 | 124 | 390 |
| 1 1/2″×3″ | 127 | 98.5 | 73 | 18 | 5 | 4-ф15 | 178 | 139.5 | 105 | 20 | 1.6 | 4-ф19 | 124 | 130 | 390 |
| 2″×2 ½” | 152 | 120.5 | 92 | 18 | 5 | 4-ф19 | 190 | 152.5 | 127 | 22 | 1.6 | 4-ф19 | 124 | 130 | 410 |
| 2″×3″ | 152 | 120.5 | 92 | 18 | 5 | 4-ф19 | 190 | 152.5 | 127 | 22 | 1.6 | 4-ф19 | 124 | 130 | 410 |
| 2 1/2″×4″ | 178 | 139.5 | 105 | 20 | 5 | 4-ф19 | 229 | 190.5 | 157 | 24 | 1.6 | 8-ф19 | 143 | 137 | 410 |
| 3″×4″ | 190 | 152.5 | 127 | 22 | 5 | 4-ф19 | 229 | 190.5 | 157 | 24 | 1.6 | 8-ф19 | 162 | 156 | 480 |
| 4″×6″ | 229 | 190.5 | 157 | 24 | 10 | 8-ф19 | 279 | 241.5 | 216 | 26 | 1.6 | 8-ф22 | 210 | 197 | 560 |
| 6″×8″ | 279 | 241.5 | 216 | 26 | 10 | 8-ф22 | 343 | 298.5 | 270 | 29 | 1.6 | 8-ф22 | 241 | 240 | 790 |
| 8″×10″ | 343 | 298.5 | 270 | 29 | 10 | 8-ф22 | 406 | 362 | 324 | 31 | 1.6 | 12-ф25 | 279 | 276 | 840 |
