GB/T 7731.5-1987
AbolishedMethods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of silicon content
钨铁化学分析方法 钼蓝光度法测定硅量
Application Summary AI generated
This standard specifies the molybdenum blue photometric method for determining the silicon content in ferrotungsten. It is applied in the metallurgical industry for quality control and chemical analysis of ferrotungsten, ensuring compliance with material specifications during production and procurement. The method is particularly relevant for laboratories conducting routine compositional testing of ferroalloys used in steelmaking and high-temperature alloy manufacturing.
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