GB/T 31087-2014
ActiveGeneral technical requirements for impurities control of commercial coal
商品煤杂物控制技术要求
Application Summary AI generated
This standard specifies the technical requirements for controlling visible impurities (such as wood, metal, and plastic) in commercial coal to ensure quality and safety during transportation and utilization. It is applied by coal producers, traders, and power plants in China for acceptance inspection and quality assurance of traded coal. The standard is particularly relevant in the mining and coal processing industry, where it governs the permissible types and quantities of foreign materials in coal shipments.
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