供应GB/T35-1988B级小方头螺栓
| | B级小方头螺栓(GB/T35-1988) | | | | |
螺纹规格d | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M18 |
b | l≦125 | 16 | 18 | 22 | 26 | 30 | 34 | 38 | 42 |
125﹤l≦200 | ` | ` | 28 | 32 | 36 | 40 | 44 | 48 |
l≦200 | ` | ` | ` | ` | ` | ` | 57 | 61 |
e | min | 9.93 | 12.53 | 16.34 | 20.24 | 22.84 | 26.21 | 30.11 | 34.01 |
k | 公称 | 3.5 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
min | 3.26 | 4.24 | 5.24 | 6.24 | 7.29 | 8.29 | 9.29 | 10.29 |
max | 3.74 | 4.24 | 5.24 | 6.24 | 7.29 | 8.29 | 9.29 | 10.29 |
k' | min | 2.28 | 2.63 | 3.33 | 4.03 | 4.7 | 5.4 | 6.1 | 6.8 |
r | min | 0.2 | 0.25 | 0.4 | 0.4 | 0.6 | 0.6 | 0.6 | 0.8 |
s | max | 8 | 10 | 13 | 16 | 18 | 21 | 24 | 27 |
min | 7.64 | 9.64 | 12.57 | 15.57 | 17.57 | 20.16 | 23.16 | 26.13 |
x | min | 2 | 2.5 | 3.2 | 3.5 | 4.2 | 5 | 5 | 6.3 |
l | 20`50 | 30`60 | 35`80 | 40`100 | 45`120 | 55`140 | `55`160 | 60`180 |