ISO 11257:2015 直接还原炉料用铁矿石低温还原粉化率和金属化率的测定

标准编号：ISO 11257:2015

中文名称：直接还原炉料用铁矿石低温还原粉化率和金属化率的测定

英文名称：Iron ores for shaft direct-reduction feedstocks — Determination of the low-temperature reduction-disintegration index and degree of metallization