Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 15712-2016 |
Microalloyed medium carbon steels 非调质机械结构钢 |
China National Standards Microalloyed medium carbon |
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GB/T 15712-2008 |
Microalloyed medium carbon steels 非调质机械结构钢 |
China National Standards Microalloyed medium carbon |
![]() English PDF |
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