Nickel,ferronickel and nickel alloys—Determination of carbon content—Infrared absorption method after induction furnace combustion
IDT ISO 7524:1985
冶金工业信息标准研究院
GB/T 21931的本部分规定了高频感应燃烧后红外吸收法测定镍、镍铁和镍合金中的碳含量。
本部分适用于镍和镍铁中碳含量（质量分数）为0.001%～2.0%、镍合金中碳含量（质量分数）为0.001%~0.5%的测定。镍、镍铁和镍合金成分组成实例见附录A。
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