HGT 20613-2009 紧固件(PN系列)
-
管法兰
-
化工
-
紧固件
- 管法兰
- 化工
- 紧固件
| HG/T 20613-2009 表3.0.5-1
管法兰专用螺母尺寸表(第187页) |
|||||||||||
| d | M39×3 | M45×3 | M48×3 | M52×4 | M56×4 | ||||||
| da | max | 42.1 | 48.6 | 51.8 | 56.2 | 60.5 | |||||
| min | 39 | 45 | 48 | 52 | 56 | ||||||
| dw | min | 60.1 | 65.1 | 70.1 | 75.1 | 79.3 | |||||
| e | min | 70.67 | 76.27 | 81.87 | 87.47 | 92.74 | |||||
| m | max | 39.5 | 45.5 | 48.5 | 52.5 | 56.5 | |||||
| min | 37.9 | 43.92 | 46.9 | 50.6 | 54.6 | ||||||
| m' | min | 30.3 | 35.2 | 37.5 | 45.3 | 48.7 | |||||
| s | max | 65 | 70 | 75 | 80 | 85 | |||||
| min | 63.1 | 68.1 | 73.1 | 78.1 | 82.8 | ||||||