热镀锌钢板生产概述第十二讲国内外热镀锌钢板生产概述

(),,5060,80,,,BriefIntroductionoftheProductionofHotGalvanizedSteelSheetLecture12EpisodeSurveyonHotGalvanizingPlateatHomeandAbroadZhuLi(AISCTechnologyCentre)AbstractThetechnologyonhotgalvanizingplateproductionhasalonghistory.Therewereonlysomesinglesheetstrainfrom1950sto1960sathome.Someadvancedproductionlineshavebeenimportedinthelateeighties.Thebalanceddevelopmentstageonproductionlayoutandvarietydevelopmenthavebeenformedwhichprossessescertainproductivity.Thenewusedtechnologyanddevelopmenttrendrecentlywereintroduced.KeyWordsplatehotgalvanizingdevelopmentsurvey1150,3000t,,11400160,,:(1),,10%,8520003,,,(2),,(),,,,,,,(3),,,,(4),,,,,(5),,,(6),(7),,,(8)(9),:2(1),,,805%Al2Zn,(2),,ZnCl22NH4Cl5%Al2Zn,80,,(5t)(3)80,,1m1m5%Al2Zn,;,,95(4),33.1,5060:,,501979,15töa,22t80,36töa,,7080,,80,,19895t,,25000t80,,,,9045t,,1m,5töa22510töa,133töa3.2,,19891.6%,11töa()3332236510201552019791990199019941996199619963:55%Al2Zn;33:1992,0620003,,133t,(1989)4%,19821990,30t,2000180töa,,,242,kgö100141391060.288299805547695.83138.476108.72925413417.29100.9253.6552629955582125.99196.75211.34252000,t7.016.07.27.537.73,mm,mm,göm2,MPa,0.72.88251530402000.1,(Zn2Fe,Zn2Al)270540HF,ZF0.53.0875200080450(),,(Zn2Fe,Zn2Al)270540HF,ZF0.41.51000165050110,(Zn2Fe,Zn2Ni)270540HF,ZF0.62.076018252090(),(Zn2Fe,Zn2Ni)270540HF,ZF4,mm,kgö200020052010ttt1000.8150016600.818300.81825,19500.81850,1890(0.750.8)(16901725)0.7160012006055596550147.27263255440.421.431.8880.8250.270.5887.3523109344077050.541.872.360.4553.50.7369.46151448688014140101.083.744.720.917.01.47218.92272616,,2010,26töa,3.370,,:(1),5060töa,18002000mm(2),,(3),,(4),,IF,IF(5),,,,,3.4,(1),::IF:(18002000mm):Fe2Zn(2),,,(3)(4),,()():19991062620003