Повучен
ISO 7215:2007 specifies a method to provide a relative measure for evaluating the extent to which oxygen can be removed from iron ores when reduced under conditions resembling those prevailing in the reduction zone of a blast furnace.
ISO 7215:2007 is applicable to lump ores, sinters and hot-bonded pellets.
ПОВУЧЕН
ISO 7215:1995
ПОВУЧЕН
ISO 7215:2007
95.99
Повучен
17. 8. 2015.
ОБЈАВЉЕН
ISO 7215:2015