General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 31288-2014
Scope
This standard specifies the terms and definitions, specifications, general requirements, technical requirements, test methods, inspection rules, signs, storage and transportation of iron tailings. This standard applies to concrete and its products and iron tailings sand for mortar.
GB/T 31288-2014 Referenced Document
GB 6566 Limits of radionuclides in building materials