cation WUTao fNingxiachemicalplantproductionschedulingcoordinationdepamnentYingchuan750026) Abstract:Itisnoteasyinviewofthetraditionafterthetubeweldingmethodweldingqualitytocontrol,toachienewith diflicultytheweldingtheinteriordoesnotallowtohaveweldsthedregstherequest,passesthoushmanyyearstotryt0 findout。thepractice,myfactoryproposesthemanualargonarcweldingscrtchcoat,themanualarcweldingSCreen weldingmethod.lear,whenweldingoperatessimply,Itisnoteasytoappeartheblowhole,the entrappedslag.ration,atthesametimebecauselinecapacitysmall,therefo陀 theheat—affectedz0neis8mall,thedistortionandthecrackfavorslightly.ObainedtheNingxiachemicalplanttechno‘ mitteewidespreadpromotion,theapplication· Keywords:manualargonarcwelding,manualarcwelding,ceriumtungstenstick'w。ldingwire,scratchcoat,sreen welding. 维普资讯
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