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GB/T 24235-2009
直接还原炉料用铁矿石 低温还原粉化率和金属化率的测定 气体直接还原法
Iron ores for shaft direct-reduction feedstocks - Determination of the low temperature reduction-disintegration index and degree of metallization
GB/T 24236-2009
Iron ores for shaft direct-reduction feedstocks - Determination of the reducibility index, final degree of reduction and degree of metallization
GB/T 24736.3-2009
Management guide for tooling design - Part 3: Procedure for tooling design
GB/T 24736.2-2009
Management guide for tooling design - Part 2: Selection rule of tooling design
GB/T 24737.8-2009
Guide for technological management - Part 8: Process verification
GB/T 24884-2010
Guidelines for the conduct of tests for distinctness, uniformity and stability - Japanese apricot(Prunus mume Sieb. et Zucc.)