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YB 4002-1991
YB 4002-1991 Low-carbon steel ingot low-magnification microstructure defect rating chart for continuous casting steel billets
General Product Information
| Document Type | Industry standards-Black metallurgy |
|---|---|
| Publisher Name | The Ministry of Metallurgy Industry of the People's Republic of China |
| Standard Status | Replaced |
| Standard Code | YB 4002-1991 |
| Implement Date | 1992-01-01 |
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$ 48
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$ 48
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$ 48