PN25法兰盖的尺寸~HG/T 20592-2009
发布时间：2022-11-22 点击数：969
PN25法兰盖的尺寸~HG/T 20592-2009
| DN | 法兰外径, D | 螺栓孔中心圆直径, K | 螺栓孔直径, L | 螺栓孔数 | 螺栓规格 | 密封面直径, d | 密封面高度, f1 | 法兰厚度, C |
| 10 | 90 | 60 | 14 | 4 | M12 | 40 | 2 | 16 |
| 15 | 95 | 65 | 14 | 4 | M12 | 45 | 2 | 16 |
| 20 | 105 | 75 | 14 | 4 | M12 | 58 | 2 | 18 |
| 25 | 115 | 85 | 14 | 4 | M12 | 68 | 2 | 18 |
| 32 | 140 | 100 | 18 | 4 | M16 | 78 | 2 | 18 |
| 40 | 150 | 110 | 18 | 4 | M16 | 88 | 2 | 18 |
| 50 | 165 | 125 | 18 | 4 | M16 | 102 | 2 | 20 |
| 65 | 185 | 145 | 18 | 8 | M16 | 122 | 2 | 22 |
| 80 | 200 | 160 | 18 | 8 | M16 | 138 | 2 | 24 |
| 100 | 235 | 190 | 22 | 8 | M20 | 162 | 2 | 24 |
| 125 | 270 | 220 | 26 | 8 | M24 | 188 | 2 | 26 |
| 150 | 300 | 250 | 26 | 8 | M24 | 218 | 2 | 28 |
| 200 | 360 | 310 | 26 | 12 | M24 | 278 | 2 | 30 |
| 250 | 435 | 370 | 30 | 12 | M27 | 335 | 2 | 32 |
| 300 | 485 | 430 | 30 | 16 | M27 | 395 | 2 | 34 |
| 350 | 555 | 490 | 33 | 16 | M30 | 450 | 2 | 38 |
| 400 | 620 | 550 | 36 | 16 | M33 | 505 | 2 | 40 |
| 450 | 670 | 600 | 36 | 20 | M33 | 555 | 2 | 46 |
| 500 | 730 | 660 | 36 | 20 | M33 | 615 | 2 | 48 |
| 600 | 845 | 770 | 39 | 20 | M36 | 720 | 2 | 58 |