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1.概况苏钢2~#高炉(84m~3)始建于1958年,第三代炉役于1986年11月29日停炉,经过73天的大修后点火开炉。此次大修,更换了全部炉衬及冷却壁;重新浇筑了耐热混凝土基墩;更换了炉缸及以下的炉壳钢板;部分上料和炉顶设备也进行了更换,但未进行重大改造,因而开炉较顺利,开炉二天后日产量达到119吨,实产利用系数为1.42,3月份平均日产突破150吨,实产系数达1.789。
1. Overview Suzhou Iron and Steel 2 ~ # blast furnace (84m ~ 3) was founded in 1958, the third generation of furnace service in November 29, 1986 shutdown, after 73 days of overhaul after the ignition furnace. The overhaul replaced all the linings and staves; re-poured the heat-resistant concrete foundation pier; replaced the hearth and below the furnace shell plate; part of the material and roof equipment has also been replaced, but no major changes, Therefore, the furnace was smoother, with a daily output of 119 tons and a utilization factor of 1.42. The average Nissan exceeded 150 tons in March, and the real production factor reached 1.789.