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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 699-2015 |
Quality carbon structure steels 优质碳素结构钢 |
China National Standards Quality carbon structure |
 English PDF |
| GB/T 32289-2015 |
Quality carbon structure steels and alloy structure steels for large forgings 大型锻件用优质碳素结构钢和合金结构钢 |
China National Standards Quality carbon structure |
English PDF |
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