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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 7322-2017 |
Refractory products—Determination of refractoriness 耐火材料 耐火度试验方法 |
China National Standards refractoriness |
 English PDF |
| GB/T 5989-2008 |
Refractory products - Determination of refractoriness-under-load - Differential method with rising temperature 耐火材料 荷重软化温度试验方法 示差升温法 |
China National Standards refractoriness |
English PDF |
| GB/T 7322-2007 |
Refractory products - Determination of pyrometric cone equivalent (refractoriness) 耐火材料 耐火度试验方法 |
China National Standards refractoriness |
English PDF |
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