公称直径 | ds | s | k | b | |||
d | max | max | min | max | min | L<=6 | L>6 |
1/4 | 0.260 | 0.375 | 0.362 | 0.188 | 0.156 | 0.750 | 1.000 |
5/16 | 0.324 | 0.500 | 0.484 | 0.220 | 0.186 | 0.875 | 1.125 |
3/8 | 0.388 | 0.562 | 0.544 | 0.268 | 0.232 | 1.000 | 1.255 |
7/16 | 0.452 | 0.625 | 0.603 | 0.316 | 0.278 | 1.125 | 1.375 |