Methods for chemical analysis of hardmetals—Determination of total carbon content—Gravimetric method
IDT ISO 3907:1985
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总碳量的测定方法。
本部分适用于铬、铪、钼、铌、钽、钛、钒、钨和锆的碳化物,这些碳化物与粘结金属的混合料（无润滑剂）以及由这些碳化物生产的所有牌号的预烧结或烧结过的硬质合金中总碳量的测定。测定范围：总碳含量大于4%。
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