公法线长度变动公差Fw值 μm |
||||||
分度圆直径/mm |
精 度 等 级 |
|||||
大于 |
到 |
4 |
5 |
6 |
7 |
8 |
— |
125 |
8 |
12 |
20 |
28 |
40 |
125 |
400 |
10 |
16 |
25 |
36 |
50 |
400 |
800 |
12 |
20 |
32 |
45 |
63 |
800 |
1600 |
16 |
25 |
40 |
56 |
80 |
1600 |
2500 |
18 |
28 |
45 |
71 |
100 |
2500 |
4000 |
25 |
40 |
63 |
90 |
125 |