碳鋼球表面硬化層深度(MM)
公稱尺寸 | *小硬化層 | |
≥ at least | < but not | |
0.3 | 1.5 | 0.1 |
1.5 | 2.0 | 0.4 |
2.0 | 3.0 | 0.5 |
3.0 | 4.5 | 0.6 |
4.5 | 5.5 | 0.8 |
5.5 | 6.5 | 0.9 |
6.5 | 9.5 | 1.1 |
9.5 | 11.0 | 1.4 |
11.0 | 12.5 | 1.7 |
12.5 | 14.0 | 1.8 |
14.0 | 19.0 | 1.9 |
19.0 | 38.0 | 2.0 |
公稱尺寸 | *小硬化層 | |
≥ at least | < but not | |
0.3 | 1.5 | 0.1 |
1.5 | 2.0 | 0.4 |
2.0 | 3.0 | 0.5 |
3.0 | 4.5 | 0.6 |
4.5 | 5.5 | 0.8 |
5.5 | 6.5 | 0.9 |
6.5 | 9.5 | 1.1 |
9.5 | 11.0 | 1.4 |
11.0 | 12.5 | 1.7 |
12.5 | 14.0 | 1.8 |
14.0 | 19.0 | 1.9 |
19.0 | 38.0 | 2.0 |