近终形连铸技术的最新进展

(114009):,,,:LATESTPROGRESSOFNEARNETSHAPECONTINUOUSCASTINGTECHNOLOGYPanXiulanLiZhenWangYanhongLiangHuizhi(TechnologyCenterofAngangSteelCompanyLimitedAnshan114009)Abstract:Theprocesscharacteristics,existingproblemsandkeytechnicalknow-howofthinslab,strip,shapedblankandhollowbilletcontinuouscastingtechnologiesintheworldhavebeenintroducedanddiscussed.Althoughkeyprogresseshavebeenmadeinthinslabandshapedblankcontinuouscastingtechnologiesinrecentyears,thecontinuouscastingtechnologiesofstripandhollowtubeblankarestillundermaturity.Comparedwiththeforeignresearchesinthisfield,alargegapexistsinChina.Toreduceproductioncostandenhancecompetitivepower,thestudyinthisfieldshouldbestrengthened.Keywords:nearnetshapecontinuouscastingthinslabcontinuouscastingstripcontinuouscastingshapedblankcontinu2ouscastinghollowtubeblankcontinuouscasting:,,50,:2006-12-190,()150250mm1,,,,,,,,21,,CSPISPFTSRCONROLL,1.4mm1.1CSP,25CSP,13-10CSP60%,,5070mm,,,5,CSP:CSP2111CSPPmm()PmmPt11P24P64050(1.4312.7)(9001350)80P1801989P199422650(1.512.7)(11761560)100P2001994.531650(0.9112.7)(7901350)1801995.241-5070(1.712.7)(10001560)1001995.252650(1.712.7)(9001560)2001995.126265080(1.212.7)(9901560)180199571653(512.7)(7901560)911996.781650(1.212.7)(9001560)1201996.891750(1.2512.7)(9001560)901996.10102650(1.612.7)(9001560)2001996.1011ordclass1650(1.312.7)(12201676)1361997.112164070(1.212.7)(12001600)1201997.813Maga265070-2001998.614274560(1.06.4)(8001600)2001999.4151552-100200016165560(1.212.7)(9001560)1202000171653-1202000.718AST175070(1.212.7)(10001500)802001.819SeverCorr16-100P300200720265060(1.212.7)(10001380)1801999.82121+65070(1.221.0)(9001680)2601999.1222265070(1.220.0)(10201530)2702001.623279070(3.09.5)(9001600)2602003.1024277055(0.812.7)(9001600)2602004.125267052(0.812.7)(8501680)2002006.62CSP()()(),()400MPa,(),0.78mm,()(HSLA)IF()()AST()AISI300AISI400P()1.2ISPISP60mm,1.0mm,,,ISP:23451.3FTSRFTSR90mm,6METALLURGICALINFORMATIONREVIEW2007270mm,2530mm,0.812.7mm,30t,,;FTSRFTSR:1.4CONROLLCONROLL,,75125mm,,1.812.7mm,180tCONROLL:()67,ASP,TippinsTSP,CPR,Sumitomo1.5102002,63%71%40%,2.8820051896t,328.9t,17.3%,1567t,3399t46.1%,6649t23.6%6CSP,3FTSR3ASP,121P32,,,;2.1,,EurostripCastrip/3,Castrip3PtPmmP(mmin-1)PmmPmmPtPtEurostrip90150035702.33.2145020401999Postrip120013024130025602006DSC101200201301.651330101993BHPBHPPIHI603040219001830199537508212640031990P4.530601510504.51990CSMP(liva)35133020461996CASTRIP110805001500.72200025502002Baostrip18800601001612001820032000,IHIBHP,Castrip,Castrip135m155m,60mAGC,475mm,1550mm,2050mm,30MN,2Castrip,,20053,21t:1);2):,;3):1.5mm7,,Castrip,(409),,CastripCastrip,(:),Castrip0.6%Castrip,0.84mm,,Castrip,,,1.11.2,(castrip)(),5060t2006320072.22080,,1200mm20069,18t,18t70,0.25mm,,(Baostrip)30,BHP2.3,,:1);2),;3):,,;4),;5):;6),;7),,2m;8),,;9),,3,(CBP),13:1)30%;2)50%60%;3)90%;4)15%;5)1.5%;6);7);8)3.11968,ThoringenCBP2002(150t,2,1P),,120tCBPCBPAmeriSteelCELSA(),CBP503.2H,,43.2.114,H:1)300mm150mm400mm150mm,2)630mm200mmH,3)NbAPISM490YBH,H4)H8METALLURGICALINFORMATIONREVIEW200724P(ta-1)2005PtH1998100132.54100800mmHH200550100400mm50200mmH200224112.60200mmH199850HU2005100H,H400mm,1000mm3.2.2,H,H,,CCSXHCRS,,4,,,,,,,60%,2040,0.71.4mm,15,,(2000mm)(0.5mm),,,,,,,13%,,,,,,1,..,2006(4):8-112,..,2002(12):9-103,..,2001(4)4,..,1996(5):33-345WeberL,WernerCh.Sustainablyproducedhot-rolledsectionsinsustainablebuildings.InternationalIronandSteelInstitute,2002:286,,..,2001(6):217..,1998(2):71-728ErnstWorrell,AdvancedtechnologiesandenergyefficiencyintheironandsteelindustryinChina.EnergyforSustainableDevelopment.1995(4):35-369,800.:,2004:238-24410..,2006:1-711..,2000(4):1-612..,2006:38-4613..,2003(11):49-5114,,.H.,2006(1):43-4515..,2002(2):33-399,