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Chinese Standard: GB/T 5124.2-2008

Methods for chemical analysis of hardmetals—Determination of insoluble(free) carbon content—Gravimetric method

IDT  ISO 3908:1985

全国有色金属标准化技术委员会

本部分规定了碳化物和硬质合金中的不溶(游离)碳量的测定方法。
本部分适用于铪、钼、铌、钽、钛、钒、钨和锆的碳化物、这些碳化物和粘结金属的混合料(无润滑剂)以及由这些碳化物生产的所有牌号的预烧结和烧结过的硬质合金中不溶(游离)碳量的测定。测定范围:0.02%~0.5%。

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