General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 20511-2006
Scope
This standard stipulates the definition of terms, classification general rules and classification. This standard applies to the classification of shaped refractory products.
GB/T 20511-2006 Referenced Document
GB/T 17105 Classification of dense shaped refractory products.Alumina-silica*, 2008-05-08 Update
GB/T 18930 Terminology for refractories*, 2020-06-02 Update