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TOLERANCE |
|
Grade |
Ball diameter
variation |
Deviation from
sphericity |
Surfacce
roughness |
Lot diameter
variation |
Nominal ball
deviation tolerance |
|
Vdws |
△Sph |
Ra |
Vdwl |
Tdn |
|
Maximum |
|
um |
| 10 |
0.25 |
0.25 |
0.025 |
0.5 |
* |
| 16 |
0.4 |
0.40 |
0.032 |
0.8 |
* |
| 20 |
0.5 |
0.50 |
0.04 |
1 |
* |
| 28 |
0.7 |
0.70 |
0.05 |
1.4 |
* |
| 40 |
1.0 |
1.00 |
0.08 |
2 |
* |
| 60 |
1.5 |
1.50 |
0.10 |
3 |
* |
| 100 |
2.5 |
2.50 |
0.125 |
5 |
±12.5 |
| 200 |
5 |
5 |
0.2 |
10 |
± 25 |
| 500 |
13 |
13 |
* |
25 |
± 50 |
| 1000 |
25 |
25 |
* |
50 |
±125 |
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