文章通过对马钢两座4000m~3高炉实行标准化作业的实践,实现了投产9年一直保持高作业率,2015年的平均作业率达99.26%,其工作经验值得借鉴。 Through the practice of standardized operation of two 4000m ~ 3 blast furnaces in Masteel, the article has maintained the high operation rate for 9 years since it was put into operation, and the average operation rate in 2015 reached 99.26%. Its work experience is worth learning from.