宣钢8号高炉于2003年9月28日3时 50分实现安全停炉,经过52天23小时10分钟艰苦奋战,克服了冬季施工的诸多困难,圆满完成扩容大修任务,于2003年11月20日 3:00点火开炉,目前高炉生产正常,各项指标达到国内先进水平。针对上代炉役炉底炭砖温度高,钢甲频繁开裂的现状,为保证安全生产,公司决策层反复考察、调研,最后决定依据宣钢实际情 The No. 8 blast furnace at Xuan Steel achieved a safe shutdown at 3:50 on September 28, 2003. After 52 days, 23 hours and 10 minutes, it worked hard to overcome many difficulties in winter construction and successfully completed the expansion and overhaul task. In November 2003 At 3:00 on the 20th, the furnace was opened and the production of the blast furnace was normal at present. The indicators reached the advanced domestic level. In view of the fact that the temperature of the carbon brick in the furnace of the previous generation was high and the cracking of the steel was frequent, in order to ensure safety in production, the decision-making layer of the company repeatedly inspected and investigated the final decision based on the actual situation of Xuanhua