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| 董事长兼总经理: |
王 朝 山 |
| 手 机: |
(0)13905409138 |
| 电 话: |
0530--6775688 |
| 传 真: |
0530—6775666 |
地 址: |
山东郓城黄集乡工业园区(七户屯村沿黄路北) |
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碳钢球表面硬化层深度：(MM)
| 公称尺寸 |
最小硬化层 |
| ≥ 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 |
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