GB/T 3654.4-1983
ActiveMethods for chemical analysis of ferroniobium--The combustion gravimetric method for the determination of carbon content
铌铁化学分析方法 燃烧重量法测定碳量
Application Summary AI generated
This standard specifies the combustion gravimetric method for determining carbon content in ferroniobium, an alloy used primarily in steelmaking and superalloy production. It is applied in metallurgical laboratories and quality control settings to ensure ferroniobium meets specified carbon limits for use in high-strength low-alloy steels and heat-resistant alloys. The method involves combusting the sample in an oxygen stream and measuring the carbon dioxide evolved to calculate carbon content.
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