GB/T 5124.1-2008 in English
VALIDMethods for chemical analysis of hardmetals - Determination of total carbon content - Gravimetric method
- Issued on:2008-03-31
- Implemented on:2008-09-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$68.00
《GB/T 5124.1-2008硬质合金化学分析方法 总碳量的测定 重量法》由TC243(全国有色金属标准化技术委员会)归口,TC243SC4(全国有色金属标准化技术委员会粉末冶金分会)执行,主管部门为中国有色金属工业协会。
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、钼、铌、钽、钛、钒、钨、锆的碳化物,这些碳化物与粘结金属的混合料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%。 本部分等同采用ISO3907:1985《硬质合金 总碳含量的测定 重量法》。 本部分代替GB/T5124.1―1985《硬质合金化学分析方法 重量法测定总碳量》。
本部分与GB/T5124.1―1985相比主要变化如下:
―――增加了“范围”、“规范性引用文件”等规范性一般要素。
Scope
This standard specifies the method for the determination of total carbon in carbides and cemented carbides. This standard applies to carbides of chromium, hafnium, molybdenum, niobium, tantalum, titanium, vanadium, tungsten and zirconium, their mixtures with binder metals (without lubricants), and all grades of carbides produced from these carbides. Determination of total carbon in pre-sintered or sintered cemented carbide. Measuring range: the total carbon content is greater than 4%.

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GB/T 5124.2-2008 in English
Methods for chemical analysis of hardmetals - Determination of insoluble (free) carbon content - Gravimetric method
2008-03-31