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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 30757-2014 |
Classification of basic dense shaped refractory products containing from 7% to 50% residual carbon 残碳量7％～50％的碱性致密定形耐火制品分类 |
China National Standards Classification basic dense |
 English PDF |
| GB/T 18931-2008 |
Classification of basic dense shaped refractory products containing less than 7% residual carbon 残碳量小于7%的碱性致密定形耐火制品分类 |
China National Standards Classification basic dense |
English PDF |
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