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| International Standard Category: Stainless steels |
YB 4100-1998 Carburizing steels of bearing for freight rolling bearing
铁路货车滚动轴承用渗碳轴承钢 ;
| Category No.: | 77.140.20 | Valid Status: | valid |
| Issued Organization: | SBMI | Issued Date: | 1998-8-25 |
| Implemented Date: | 1998-12-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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