GB/T 9971-2004
AbolishedPure iron for raw material
原料纯铁
Application Summary AI generated
GB/T 9971-2004 specifies the classification, technical requirements, test methods, and inspection rules for pure iron used as a raw material in the production of high-quality steels and alloys. It is applied in the metallurgical industry, particularly for manufacturing electrical steels, precision alloys, and magnetic materials where controlled impurity levels are critical. The standard ensures consistency in chemical composition and mechanical properties for downstream processing.
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