Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 8729-2017 |
Foundry coke 铸造焦炭 |
China National Standards Foundry coke |
English PDF |
GB/T 8729-1988 |
Foundry coke 铸造焦炭 |
China National Standards Foundry coke |
English PDF |
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