GB/T 13247-1991
AbolishedFerroalloys--Sampling and testing methods for determination of grain size
铁合金产品粒度的取样和检测方法
Application Summary AI generated
This standard specifies the sampling procedures and testing methods for determining the grain size distribution of ferroalloys. It is applied in the metallurgical industry for quality control during the production, inspection, and acceptance of bulk ferroalloy products, such as ferrosilicon or ferromanganese. The standard ensures consistent particle size measurement, which is critical for optimizing alloy performance in steelmaking and other smelting processes.
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