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See Chinese contents: GB/T 21182-2022 GB/T 21182-2022: Scraps of cemented carbide
This document specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, accompanying documents and order form for scraps of cemented carbide. This document applies to the recyclable residues and wastes containing tungsten and cobalt generated during the production and use of cemented carbide products (hereinafter referred to as scraps of cemented carbide).
