直徑57haomigaojingmiduqicheyonghanguanzhuyaoyongyurixiqichegailiangcezhicheng。qijishuyaoqiubiyiwangjingmiguandebiaozhunhaiyaogao，jiagongnandujida。yanfaqianqi，tongganghanguangongsiduocizhaokaizhuantihuiyiyantaoshengchanfangan，zhenduishizhiguochengzhongchuxiandehanfengloudian
、幾何尺寸變形等問題深入研究，調整焊接
、成型工序
，並製定了3套應對措施。在研發過程中，通鋼焊管公司職工不怕苦
、不退縮，關鍵時候甘於奉獻、主動作為，積極出主意、xiangbanfa，yanjiuchuduozhongjiagonglujing
，bingduigedaogongxujinxingzaixitiaozheng。xianzuodaobaozhengjizudejingdu，ranhouduibufuhegongchayaoqiudezhagunjinxingxiumo
，genghuanxiangyingdaoju
，fanfushiyan，jingguobangeyuedejiannangongguan，zuizhongshizhichenggong。muqian，chanpinyangbenyijingtongguokehuyanshou，gexiangcanshufuhebiaozhunyaoqiu，yujijinqitourupiliangshengchan。

　　直徑57haomigaojingmiduqicheyonghanguanxinchanpinyanzhichenggong，bujintishengletongganggongsizaigaoduanhanguanlingyudediwei，yejinyibutigaoletongganggongsideshichangjingzhengyoushiheshichangkaifanengli。