DIN964-1990 开槽半沉头螺钉标准
开槽半沉头螺钉
执行标准：DIN964-1990
| 公称直径 d | 螺距P | dk | k max | n | t | |||
| max | min | max | min | max | min | |||
| M1 | 0.25 | 1.9 | 1.76 | 0.6 | 0.45 | 0.31 | 0.5 | 0.4 |
| M1.2 | 0.25 | 2.3 | 2.06 | 0.72 | 0.5 | 0.36 | 0.6 | 0.5 |
| M1.4 | 0.3 | 2.6 | 2.46 | 0.84 | 0.5 | 0.36 | 0.65 | 0.52 |
| M1.6 | 0.35 | 3 | 2.86 | 0.96 | 0.6 | 0.46 | 0.8 | 0.65 |
| M2 | 0.4 | 3.6 | 3.5 | 1.2 | 0.7 | 0.56 | 1 | 0.8 |
| M2.5 | 0.45 | 4.7 | 4.4 | 1.5 | 0.8 | 0.66 | 1.2 | 1 |
| M3 | 0.5 | 5.6 | 5.3 | 1.65 | 1 | 0.86 | 1.45 | 1.2 |
| M3.5 | 0.6 | 6.5 | 6.14 | 1.93 | 1 | 0.86 | 1.7 | 1.4 |
| M4 | 0.7 | 7.5 | 7.14 | 2.2 | 1.2 | 1.06 | 1.9 | 1.6 |
| M5 | 0.8 | 9.2 | 8.84 | 2.5 | 1.51 | 1.26 | 2.3 | 2 |
| M6 | 1 | 11 | 10.57 | 3 | 1.91 | 1.66 | 2.8 | 2.4 |
| M8 | 1.25 | 14.5 | 14.07 | 4 | 2.31 | 2.06 | 3.7 | 3.2 |
| M10 | 1.5 | 18 | 17.5 | 5 | 2.81 | 2.56 | 4.6 | 4 |