锌流波痕缺陷影响因素及控制

1,1,2(1.,114021;2.,114021):,:Al,,:;;;:TG335:A:1006-4613(2008)05-0054-03InfluenceFactorofZincFlowRippleMarkDefectandItsControlZhangHongtao1,GaoYi1,SiFuguo2(1.ColdRollingPlantofAngangSteelCo.,Ltd.Anshan114021,Liaoning,China;2.ProductManufacturingDepartmentofAngangSteelCo.,Ltd.Anshan114021,Liaoning,China)Abstract:Theinfluencefactorsandzincflowripplemarkdefectinhotgalvanizingproductionlineareintroduced.ItsdefectsofgalvanizingplateinAnganghotgalvanizingunitareemphaticallyanalyzedandeffectivemeasuresareputforwardsuchasdecreasingAlcontentsinzincsolutioncom2positionandtheheightfromspraynozzletozincsolutionsurface,raisingthetemperatureofzincsolu2tionandthatofstripintozincpotaswellasrunningspeedofstrip.Agoodeffecthasbeengainedaf2teradoptingthemeasures.Keywords:hotgalvanizing;spangle-less;zincflowripplemark;influencefactor,,,,,,,,,,,1991,11.1,,,,,,1.2ZnAlPb(Sb)Fe,,Fe,Al,,4520085ANGANGTECHNOLOGY353©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1)Al,AlFe,FeFe2Al5Zn-Fe,Fe2Al5,Zn-Fe,(2),,(3)Fe,,,FeZn,Fe,AlZn-Fe,FeFe2Al5,Fe,Al,,,1.2.2PbPb:(1),(2),(3)Pb,Pb,,1.31.3.1,,,,,Zn,,1.3.2,,Fe2Al5,Fe2Al5,,,1.4,,,:1.4.1,,,,,,,,,1.4.2,,,010,,,,,12,,,1.4.3,,,,,(),,,,1.4.4Zn,,,5520085ANGANGTECHNOLOGY353©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1),(2),Al,,(3),,,,3(1)(2)Pb;(3)Al,,,(4),,():2008-04-1165:20085353©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.