This Standard specifies the test conditions, test equipment, specimen preparation, test steps, result calculation and test report for determination of reducibility of iron ores. NOTE: The characteristics of the specified test method are: In a fixed bed, use a mixed gas of CO and N2 to conduct isothermal reduction. The specimen has a certain size range. This Method is applicable to the determination of the reducibility of iron ores (including natural iron ore, sintered ore, pellet ore, hereinafter referred to as iron ore) expressed in terms of reduction degree and reduction rate.
Basic Data
Standard ID
GB/T 13241-2017 (GB/T13241-2017)
Description (Translated English)
Iron ores - Determination of reducibility
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
D31
Word Count Estimation
14,128
Date of Issue
2017-09-07
Date of Implementation
2018-06-01
Older Standard (superseded by this standard)
GB/T 13241-1991
Issuing agency(ies)
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
