西(林)钢三座高炉共有10座顶燃球式热风炉,其中1号和2号高炉各配备三座热风炉,3号高炉配备四座热风炉。1号和2号高炉配备的1—6号热风炉运行17年,3号高炉配备的1—4号热风炉运行4年。1号和2号高炉的1—6号热风炉拱顶内层砖衬侵蚀严重,3号高炉1—4号热风炉热风口及燃烧口上部砖 There are 10 top-burning hot-blast stoves in the three blast furnaces of West (Lin) Steel, among which blast furnaces No. 1 and No. 2 each have three blast furnaces and No. 3 blast furnace has four blast furnaces. No. 1 and No. 2 blast furnaces are equipped with No.1-6 blast stoves for 17 years, No.3 blast furnaces No.1 and No.4 blast furnaces are operated for 4 years. No. 1 and No. 2 blast furnace blast furnace No. 1-6 blast furnace lining brick lining serious erosion, No. 3 blast furnace hot blast furnace No. 1-4 hot air outlet and the mouth of the upper brick