- 种类：
- 其它
- 连接形式：
- 其它
- 结构形式：
- 旋启式
H74型对夹单瓣旋启式止回阀主要尺寸及重量
|
公称压力 PN（MPa） |
公称通径 DN（mm） |
尺寸（mm） | 配管法兰（供参考） | |||||
| L | D | D1 | 螺栓孔中心圆直径D1 | 螺栓数量 | 螺栓直径d | 重量（kg） | ||
| 1.0 | 50 | 19 | 109 | 25 | 125 | 4 | M16 | 1.2 |
| 65 | 19 | 129 | 38 | 145 | 4 | M16 | 1.6 | |
| 80 | 19 | 144 | 46 | 160 | 8 | M16 | 2.2 | |
| 100 | 19 | 164 | 71.5 | 180 | 8 | M16 | 2.7 | |
| 125 | 19 | 194 | 95 | 210 | 8 | M16 | 3.8 | |
| 150 | 19 | 220 | 114 | 240 | 8 | M20 | 5.8 | |
| 200 | 29 | 275 | 140 | 295 | 8 | M20 | 14 | |
| 250 | 29 | 330 | 188 | 350 | 12 | M20 | 17.5 | |
| 300 | 38 | 380 | 216 | 400 | 12 | M20 | 27 | |
| 350 | 44 | 440 | 263 | 460 | 16 | M20 | 41.5 | |
| 400 | 51 | 492 | 305 | 515 | 16 | M24 | 60 | |
| 450 | 60 | 542 | 356 | 565 | 20 | M24 | 74 | |
| 500 | 64 | 597 | 406 | 620 | 20 | M24 | 116 | |
| 600 | 70 | 698 | 482 | 725 | 20 | M27 | 178 | |
| 1.6 | 50 | 19 | 109 | 25 | 125 | 4 | M16 | 1.2 |
| 65 | 19 | 129 | 38 | 145 | 4 | M16 | 1.6 | |
| 80 | 19 | 144 | 46 | 160 | 8 | M16 | 2.2 | |
| 100 | 19 | 164 | 71.5 | 180 | 8 | M16 | 2.7 | |
| 125 | 19 | 194 | 95 | 210 | 8 | M16 | 3.8 | |
| 150 | 19 | 220 | 114 | 240 | 8 | M20 | 5.8 | |
| 200 | 29 | 275 | 140 | 295 | 12 | M20 | 14 | |
| 250 | 29 | 32 | 188 | 355 | 12 | M24 | 17.5 | |
| 300 | 38 | 387 | 216 | 410 | 12 | M24 | 27 | |
| 350 | 44 | 447 | 263 | 470 | 16 | M24 | 41.5 | |
| 400 | 51 | 498 | 305 | 525 | 16 | M27 | 60 | |
| 450 | 60 | 558 | 356 | 585 | 20 | M27 | 74 | |
| 500 | 64 | 618 | 406 | 650 | 20 | M30 | 116 | |
| 600 | 70 | 732 | 482 | 770 | 20 | M33 | 178 | |
| 2.5 | 50 | 19 | 109 | 25 | 125 | 4 | M16 | - |
| 65 | 19 | 129 | 38 | 145 | 8 | M16 | - | |
| 80 | 19 | 144 | 46 | 160 | 8 | M16 | - | |
| 100 | 19 | 168 | 71.5 | 190 | 8 | M20 | - | |
| 125 | 19 | 196 | 95 | 220 | 8 | M24 | - | |
| 150 | 29 | 224 | 114 | 250 | 8 | M24 | - | |
| 200 | 29 | 284 | 140 | 310 | 12 | M24 | - | |
| 250 | 38 | 341 | 188 | 370 | 12 | M27 | - | |
| 300 | 51 | 401 | 216 | 430 | 16 | M27 | - | |
| 350 | 51 | 458 | 263 | 490 | 16 | M30 | - | |
| 400 | 51 | 515 | 305 | 550 | 16 | M33 | - | |
| 450 | 76 | 565 | 356 | 600 | 20 | M33 | - | |
| 500 | 83 | 622 | 406 | 660 | 20 | M33 | - | |
| 600 | 90 | 732 | 482 | 770 | 20 | M36 | - | |
| 4.0 | 50 | 19 | 109 | 51 | 125 | 4 | M16 | - |
| 65 | 19 | 129 | 65 | 145 | 8 | M16 | - | |
| 80 | 19 | 144 | 80 | 160 | 8 | M16 | - | |
| 100 | 19 | 168 | 105 | 190 | 8 | M20 | - | |
| 125 | 19 | 196 | 127 | 220 | 8 | M24 | - | |
| 150 | 29 | 224 | 152 | 250 | 8 | M24 | - | |
| 200 | 29 | 291 | 203 | 320 | 12 | M27 | - | |
| 250 | 38 | 353 | 254 | 385 | 12 | M30 | - | |
| 300 | 51 | 418 | 305 | 405 | 16 | M30 | - | |
| 350 | 51 | 475 | 350 | 510 | 16 | M33 | - | |
| 400 | 51 | 547 | 400 | 585 | 16 | M36 | - | |
| 450 | 76 | 572 | 450 | 610 | 20 | M36 | - | |
| 500 | 83 | 626 | 500 | 670 | 20 | M39 | - | |
| 600 | 90 | 745 | 600 | 795 | 20 | M45 | - | |
