GB/T 7731.1-1987
AbolishedMethods for chemical analysis of ferrotungsten--The cinchonine gravimetric method for the determination of tungsten content
钨铁化学分析方法 辛可宁重量法测定钨量
Application Summary AI generated
This standard specifies the cinchonine gravimetric method for determining the tungsten content in ferrotungsten, an alloy used in steelmaking. It is applied in metallurgical laboratories and quality control settings for analyzing ferrotungsten raw materials or products to ensure compliance with compositional specifications. The method is particularly relevant for manufacturers and users of high-speed steels and other tungsten-containing alloys.
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