在攻關前
，由於該廠低碳鋼比例較大，終點氧化性強
，出鋼溫度高，導致轉爐出鋼口平均壽命長期在260爐/隻zhi，製zhi約yue連lian續xu冶ye煉lian時shi間jian，影ying響xiang轉zhuan爐lu高gao效xiao化hua生sheng產chan。為wei此ci，該gai廠chang成cheng立li攻gong關guan組zu，安an排pai專zhuan業ye人ren員yuan集ji思si廣guang益yi與yu先xian進jin企qi業ye學xue習xi交jiao流liu，學xue習xi先xian進jin的de出chu鋼gang口kou安an裝zhuang和he維wei護hu方fang法fa等deng措cuo施shi，攻gong克ke出chu鋼gang口kou壽shou命ming短duan的de難nan題ti
，總zong結jie出chu一yi套tao延yan長chang出chu鋼gang口kou壽shou命ming的de方fang法fa並bing加jia以yi固gu化hua。該gai廠chang從cong生sheng產chan組zu織zhi、工藝操作、日ri常chang維wei護hu等deng方fang麵mian對dui出chu鋼gang口kou壽shou命ming進jin行xing攻gong關guan，取qu得de良liang好hao效xiao果guo。在zai生sheng產chan組zu織zhi方fang麵mian
，降jiang低di出chu鋼gang溫wen度du，堅jian持chi推tui行xing鋼gang包bao加jia蓋gai和he烘hong烤kao製zhi度du，減jian少shao出chu鋼gang溫wen降jiang，有you效xiao降jiang低di轉zhuan爐lu出chu鋼gang溫wen度du。在zai工gong藝yi操cao作zuo方fang麵mian
，提ti高gao一yi次ci倒dao爐lu出chu鋼gang率lv和he中zhong高gao碳tan鋼gang拉la碳tan率lv，減jian少shao後hou吹chui爐lu次ci；yangeluoshizhongzhachouhuazhiduhechuilianzhongdianyaqiangzhidu
，jiangdizhazhongyanghuayatiehanliang
，tigaochugangkoudeshiyongshouming。yucitongshi，chuganghougaichangyangeluoshidangzhasaiduchugangkoucaozuo，jianshaochuilianshigaowenqitiduichugangkouneibideqinshi。zairichangweihufangmian
，gaishanchugangkounaicaicaizhi
，jianshaorenweiyinsuduichugangkoudesunhuai。tongguoyixiliejucuo
，1～3月份，該廠轉爐出鋼口平均壽命達到309.8爐/隻，攻關取得明顯成效。(文娥)