详细说明
主要零件材料Materials of main parts
美标150Lb 单位:mm
| DN | 150Lb凸面法兰RF |
| mm | in | L | D | D1 | D2 | b | n-Φd | H |
| 40 | 1 ½ | 165 | 98.6 | 98.6 | 73 | 17.5 | 4-Φ16 | 154 |
| 50 | 2 | 203 | 120.7 | 120.7 | 92 | 19.0 | 4-Φ19 | 161 |
| 65 | 2 ½ | 216 | 139.7 | 139.7 | 105 | 22.4 | 4-Φ19 | 180 |
| 80 | 3 | 241 | 152.4 | 152.4 | 127 | 24.0 | 4-Φ19 | 190 |
| 100 | 4 | 292 | 190.5 | 190.5 | 157 | 24.0 | 4-Φ19 | 203 |
| 125 | 5 | 330 | 216.0 | 216.0 | 186 | 24.0 | 8-Φ22.5 | 229 |
| 150 | 6 | 356 | 241.3 | 241.3 | 216 | 25.4 | 8-Φ22.5 | 257 |
| 200 | 8 | 495 | 298.5 | 298.5 | 270 | 28.4 | 8-Φ22.5 | 292 |
| 250 | 10 | 622 | 362.0 | 362.0 | 324 | 30.2 | 12-Φ25.4 | 355 |
| 300 | 12 | 698 | 431.8 | 431.8 | 381 | 32.0 | 12-Φ25.4 | 396 |
| 350 | 14 | 787 | 476.3 | 476.3 | 413 | 35.0 | 12-Φ29 | 445 |
| 400 | 16 | 864 | 539.8 | 539.8 | 470 | 36.6 | 16-Φ29 | 490 |
| 450 | 18 | 978 | 577.9 | 577.9 | 533 | 39.6 | 16-Φ32 | 520 |
| 500 | 20 | 978 | 635.0 | 635.0 | 584 | 43.0 | 20-Φ32 | 546 |
| 600 | 24 | 1275 | 749.3 | 749.3 | 692 | 48.38 | 20-Φ35 | 880 |
| 650 | 26 | 1295 | 744.5 | 744.5 | 711 | 51.1 | 36-Φ22.5 | 910 |
| 700 | 28 | 1448 | 795.3 | 795.3 | 762 | 44.5 | 40-Φ22.5 | 935 |
| 750 | 30 | 1524 | 846.0 | 846.0 | 813 | 44.5 | 44-Φ22.5 | 970 |
美标300Lb 单位:mm
| DN | 300Lb凸面法兰RF |
| mm | in | L | D | D1 | D2 | b | n-Φd | H |
| 40 | 1 ½ | 241 | 155 | 114.3 | 73 | 20.6 | 4-Φ22.5 | 172 |
| 50 | 2 | 267 | 165 | 127.0 | 92 | 22.4 | 8-Φ19 | 178 |
| 65 | 2 ½ | 292 | 190 | 149.4 | 105 | 25.4 | 8-Φ22.5 | 190 |
| 80 | 3 | 318 | 210 | 168.1 | 127 | 28.4 | 8-Φ22.5 | 216 |
| 100 | 4 | 356 | 254 | 200.2 | 157 | 31.8 | 8-Φ22.5 | 241 |
| 125 | 5 | 400 | 279 | 235.0 | 186 | 35.0 | 8-Φ22.5 | 267 |
| 150 | 6 | 444 | 318 | 269.7 | 216 | 36.6 | 12-Φ22.5 | 305 |
| 200 | 8 | 533 | 381 | 330.2 | 270 | 41.2 | 12-Φ25.4 | 368 |
| 250 | 10 | 622 | 444 | 387.4 | 324 | 47.8 | 16-Φ28.5 | 394 |
| 300 | 12 | 711 | 521 | 450.8 | 381 | 50.8 | 16-Φ32 | 445 |
| 350 | 14 | 838 | 584 | 514.4 | 413 | 54.0 | 20-Φ32 | 470 |
| 400 | 16 | 864 | 648 | 571.8 | 470 | 57.2 | 20-Φ35 | 533 |
| 450 | 18 | 978 | 711 | 628.7 | 533 | 60.5 | 24-Φ35 | 584 |
| 500 | 20 | 1016 | 775 | 685.8 | 584 | 63.5 | 24-Φ35 | 610 |
| 600 | 24 | 1346 | 914 | 812.8 | 692 | 70.0 | 24-Φ41 | 60 |
| 650 | 26 | 1346 | 867 | 803.1 | 736.6 | 90.0 | 32-Φ35 | 930 |
| 700 | 28 | 1499 | 921 | 857.3 | 787.4 | 90.0 | 36-Φ35 | 1163 |
| 750 | 30 | 1594 | 991 | 920.8 | 844.6 | 93.7 | 36-Φ38 | 1271 |