Cause analysis of and solution to furnace roller pick-up in the high strength automotive steel sheet processing line-中国期刊网

摘要 Cold-rolledhighstrengthsteelsheetsforautomobilescontainmoreMnandSibasedalloyelements,which,underthereducingatmosphereintheannealingfurnace,willgetenrichedonthestripsurface.Sincethefurnacerollersandthestripscontactfrequently,alloyelementsontherollersurfacewillformhardprotuberance.Wecallthisprotuberance"pick-up".Inaddition,withtheincreaseoftheamountofdustinthefurnaceatmosphere,theoccurrenceoffurnacerollerpick-upwillalsoincrease.Throughchemicalreactionandphysicalaccumulationanalysiscombinedwithpracticalexperience,thecausesofpick-upindifferentfurnacesectionswereanalyzed.Methodsofpreventingfurnacerollerpick-upinthehighstrengthsteelsheetprocessinglinewerediscussedandsolutionstoimprovingthestripsurfacequalityinthecontinousannealingfurnacewereprovided.

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Cause analysis of and solution to furnace roller pick-up in the high strength automotive steel sheet processing line

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Cause analysis of and solution to furnace roller pick-up in the high strength automotive steel sheet processing line

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