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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| TB/T 3239-2010 |
Metallographic examination graph spectrum of widmanstatten structure in microalloying steel used for railway 铁路用微合金化钢魏氏组织金相检验图谱 |
China Railway & Train
Standards widmanstatten |
 English PDF |
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