valve
Structural pattern
Main parts material
Zero piece name Valve body disc Sealing ring
H44B-25 Cast
- Tel：0550-7516155
- Fax：0550-7513155
- Email：ghdq@ghdqkj.com
Description
Structural pattern
| Main parts material |
| Zero piece name | Valve body | disc | Sealing ring | |||||
| H44B-25 | Cast steel | Carbon steel | Babbitt alloy | |||||
| H44B-40 | ||||||||
| Performance specification |
| Nominal pressure PN(MPa) | Test pressure ps(MPa) | Working pressure P(MPa) | Working temperature (°C) | Applicable medium | ||||
| shell | seal | |||||||
| 2.5 | 2.75 | 3.75 | 2.5 | Tetrafluoroplastic tablets | Ammonia, ammonia liquid | |||
| Main size |
| Nominal passage DN/mm | Size /mm | Weight kg | |||||||
| L | D | D1 | D2 | b | Z - Ф d | DO | H | ||
| 25 | 160 | 115 | 85 | 65 | 16 | 4 - Ф 14 | - | - | - |
| 32 | 180 | 135 | 100 | 78 | 18 | 4 - Ф 18 | - | - | - |
| 40 | 200 | 145 | 110 | 85 | 18 | 4 - Ф 18 | - | 150 | 18 |
| 50 | 230 | 160 | 125 | 100 | 20 | 4 - Ф 18 | 185 | 160 | 21.3 |
| 65 | 290 | 180 | 146 | 120 | 22 | 8 - Ф 18 | 215 | 175 | 28.1 |
| 80 | 310 | 195 | 160 | 135 | 22 | 8 - Ф 18 | 235 | 185 | 37.6 |
| 100 | 350 | 230 | 190 | 160 | 24 | 8 - Ф 23 | 270 | 220 | 56.7 |
| 125 | 400 | 270 | 220 | 188 | 28 | 8 - Ф 25 | 340 | 248 | 92 |
| 150 | 480 | 300 | 250 | 218 | 30 | 8 - Ф 25 | 375 | 276 | 129.5 |
| 200 | 550 | 360 | 310 | 276 | 34 | 12 - Ф 25 | 435 | 350 | 210 |
| 250 | 650 | 435 | 370 | 332 | 36 | 12 - Ф 30 | 515 | 410 | 294 |
| 300 | 750 | 485 | 430 | 390 | 40 | 16 - Ф 30 | 550 | 430 | 367 |
| 350 | 850 | 550 | 490 | 448 | 44 | 16 - Ф 34 | - | 466 | 410 |
| 400 | 950 | 610 | 550 | 505 | 48 | 16 - Ф 34 | 67 | 560 | 461 |
| 500 | 1150 | 730 | 660 | 610 | 52 | 20 - Ф 41 | - | - | 850 |
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