SS-ISO-11257 Complete Document History
Iron ores for shaft direct-reduction feedstocks - Determination of the low-temperature reduction-disintegration index and degree of metallization (ISO 11257:2015, IDT)

Complete Current Edition:
   2017 EDITION - ENGLISH LANGUAGE EDITION - Nov. 29, 2017

Obsolete Revision Information:
   2007 EDITION - ENGLISH LANGUAGE EDITION - Nov. 14, 2007