Describes a method for the determination of relative reducibility of natural and processed iron ores. Replaces the first edition of which some clauses have been technical revised.
ISO 7215:1995 history
2015ISO 7215:2015 Iron ores for blast furnace feedstocks - Determination of the reducibility by the final degree of reduction index
2007ISO 7215:2007 Iron ores for blast furnace feedstocks - Determination of the reducibility by the final degree of reduction index
1995ISO 7215:1995 Iron ores - Determination of relative reducibility
1985ISO 7215:1985 Iron ores; Determination of relative reducibility