|
英制锯齿形外螺纹的基本偏差 0.001 in |
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|
公称直径范围 /in |
牙 数 |
||||||||||||||
|
20 |
16 |
12 |
10 |
8 |
6 |
5 |
4 |
3 |
21/2 |
2 |
11/2 |
11/4 |
1 |
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|
＞ |
≤ |
外螺纹大径、中径和小径的基本偏差 |
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|
11) |
11/2 |
4.0 |
4.3 |
4.7 |
5.1 |
5.8 |
6.1 |
— |
— |
— |
— |
— |
— |
— |
— |
|
11/2 |
21/2 |
4.3 |
4.6 |
5.0 |
5.4 |
5.8 |
6.4 |
6.9 |
— |
— |
— |
— |
— |
— |
— |
|
21/2 |
4 |
4.6 |
4.9 |
5.3 |
5.7 |
6.1 |
6.7 |
7.2 |
7.8 |
— |
— |
— |
— |
— |
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
4 |
6 |
4.9 |
5.2 |
5.6 |
6.0 |
6.4 |
7.0 |
7.5 |
8.1 |
9.0 |
— |
— |
— |
— |
— |
|
6 |
10 |
5.3 |
5.6 |
6.0 |
6.4 |
6.8 |
7.4 |
7.9 |
8.5 |
9.4 |
10.0 |
10.9 |
— |
— |
— |
|
10 |
16 |
— |
6.0 |
6.4 |
6.8 |
7.2 |
7.8 |
8.3 |
8.9 |
9.8 |
10.4 |
11.3 |
12.5 |
13.4 |
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
16 |
24 |
— |
— |
6.9 |
7.3 |
7.7 |
8.3 |
8.8 |
9.4 |
10.3 |
10.9 |
11.8 |
13.0 |
13.9 |
15.2 |
|
1)包含公称直径1。 |
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