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,,(,110004):,,,TRIP:;;:TG30:A:1003-9996(2006)02-0001-05SavingTypeSteelProductsandItsReducedSteelRollingTechnologyWANGGuo2dong,LIUXiang2hua,WUDi(TheStateKeyLab1ofRollingandAutomation,NortheasternUniversity,Shenyang110004,China)Abstract:Todevelopanewagetechnologyforironandsteel,reducingthealloy2elements,reducingprocessingandproductionperiodforsavingtypesteelproductwereputforwardinitsmainprocessofsteelrolling1Meanwhile,thenewideasandtechnologieswereintroducedforreducedstrip,plate,barandwireandpipelinesteel,dualphasesteel,TRIPsteelandenvironmentprotectedproducts,etal1,whichweredevelopedbytheStateKeyLab.ofRollingandAutomatimofNortheasternUniversityandotherenterprises1Keywords:savingtypesteelproduct;reducedsteelrollingtechnology;newtechnology:2006-03-03:(1942-),(),,,,(2006-2020),,3,,,,,1111TMCP,,,,2070,,TMCP,,112400500MPa,,,,200MPa,,,400MPa,,8509005s,120064232Apr.2006Vol123No12STEELROLLING,,,,/,,,,,,,,355MPa,510610MPa,,,,400MPa,19992000,2050mmSS400[1],800770,30/s,Super2SS400:400MPa,540MPa,27%,,++,,,,Super2SS400113400500MPa100m/s,1000,,,,,,,,,:0122%0125%C0133%0142%Si017%018%Mn:,;,,,,,,,400MPa114400500MPa,400MPa20MnSiNbVTi,[2]7000t,0105%V,315t,,,HRB335(20MnSi),,,HRB400,++,,,,,,11520,X80X70,,TMCP,;,MoCuNiCr[3,4],Mo,1999,,,NbMo(011%)HTP(HighTemperatureProcessing),X80,,116(AHHS);,,[5]2004,(RAL),220064(UFC)(ACC),1,4mm400/sRALNb(0114%C1147%Mn0126%Si01024%Nb01012%Als)UFCACC,ACC,22,,,[6]1RALa);b)22211(TSCR)TRIPTSCR,[7],(),CSPC2Mn,120056+,/,,,;43%30%,;-60,,DP5401F+P/mm/mmRp012/MPaRm/MPaA50/%Rp012/Rmn1#610150036554531016701212#510150037557029016601213#F+P5101500370()450430182-212TSCRMnSAlN,,,13501400,,CO2,,:(1),1200,,NH3,AlN,(2)TSCR,TSCR(MnSAlN3232:),,,,MnSAlN,,,PR(900)NH3,2TSCR2/(200500mm)1300(Al,N,Mn,S,Cu,),SNN11501200PR(750),NH3(Si,Al)NAlN,SR(50mm)11501200+,PRPR(900),NH3AlN,SRTSCR,,,213,,,,,,,,[8]214,,JFE,Super2OLAC,,,100,415m215[9]AHSS,DPTRIP,1200MPa,,,,,:,900500,,,,,uphinge,Mn2B,500/s15002000MPa,3311TRIPDP,,2,,,DPTRIP,,,DPTPIR1000,,420064Stelmor,0108%C110%Si117%Mn01016%Cr,600MPa,,,800MPa,,RALTRIP312,,,LP(longitudinalprofile),LP,;,LP,,,,,LP313TiN,TiN,1400,,TiN,TiN,,MgCa,1400(),,,;(HAZ),HAZ,HAZ4411,,,,,,,;,,:,,,2;EGGA,(Mn2P,Zn2Ni),Zn2Ni,4m,()412Pb28%Sn,;,,Sn2ZnAl2SiGI2Ni,,,:[1],,,.Super2SS400[J].,2002,19(6):8-11.[2].400MPa[J].,2002,19(4):3-6.[3].X80X100[J].,2004,21(6):55-58.[4],,.X65TM2CP[J].,2005,22(6):14-16.[5],,,.[J].,2005,22(5):5-8.[6],,.[J].,2004,21(1):1-2.[7].[J].,2003,20(6):30-33.[8].[J].,2004,21(4):1-6.[9].[J].,2003,20(5):26-28.5232: