鞍钢钒、钛、铌微合金钢的应用与开发

,,(,114000):,:;;;:TG142133:A:1004-7638(2001)01-0001-06APPLICATIONANDDEVELOPMENTOFVANADIUM-TITANIUM-NIOBIUM-MICROALLOYEDSTEELSATANSHANIRON&STEELCO1LinZi-quan,AoLie-ge,HaoSen(AnshanIron&SteelCo.,Anshan114000,Liaoning,China)Abstract:Therolesofvanadium,titanium,niobiummicroalloyinginsteelsweredescribed.thedevelop2mentworkdonebyAnSteelandtheprospectsforV-Ti-Nbmicroalloyedsteelswereintroduced.KeyWords:vanadium;titanium;niobium;microalloyedsteel170,,,2500t,;61289t,45158%;388t,,[1],,,139,57%,2000t[2],,,20MnSiU71Mn16Mn,,,,,,2211,,,,,,,22120013IRONSTEELVANADIUMTITANIUMVol.22,No.1March2001©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,,,115MnVN,,VC,100MPa115MnVN950,,,,,80,,,C-Mn,2NbTi2NbTi15MnVN,,15MnVN,,,[3],,TiN,,315MnVN,t85=60s,78315MnVN200(a)A(Ti);(b)B,Ti01019%;(c)C,Ti01029%2200122©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.415MnVN1(01029%)1,15MnVN(C),5%,,501029%15MnVN,-4036Jcm2,20Jcm2,15MnVN415MnVN50000(a)A(Ti);(b)B,Ti01019%;(c)C,Ti01029%115MnVN(-20)J%15MnVN(A)()4715171929145%251311194715MnVN(C)(Ti0.029%)4519265%30141635,U74SiMnV,,,,,,21221211,SiMnMoV,735980MPa,8001000MPa,AJL800,2,31:©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.501029%15MnVN“32mm,8001000MPa2AJL8002AJL800(0116%)012MPabMPa5%73598072121280b590980MPa,,50mm,4300mm,100mm3800mm25000mm,1270MPa,HRC40,,VTiNb30mm590MPa685MPa,,IE0669IE0170IE0963IE0860IE0921IE06796,4500t,,2121316Mnq,8016Mn15MnVNq,410MPa,VN,,,,16MnNb,199511000t,,212141992,,19971997,17002tX56,17801X70X56(1),,(CVN),,,,X52,X56X60X65X70,X60,X702000:,;;;,;,,,,4200122©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,900,(2)X52X70X52X703,(3)X52X70X52X704,,,,01903X52X70CSiMnPSNbVTiX52X7001100135115001020010050101010101005:X52V;X60,4X52X70sMPabMPasb5%CVN(-20,10mm10mm)JX524005000192X56X60X65430520475525500580500610560640605670019101910191API5L:160X705305956507050190,,X70,21215,09MnVTiN06TiL08TiL10TiLSX65,SX65b640MPa,15%,PP1P2P310PTi,s350MPa,b540MPa15TiSX55,,2121650SiMnP,U71MnU74SiMnV50SiMnP56Nb,50SiMnP115,,,,,8010CrNiCuP15MnCrCu08CuP08CuPVRE,21217,,,,12SiMoVNb12SiMoVNbAl15MoVAl,12Cr1MoV16MnNbR15Mo315CrMo15MnVR15MnVNR09Mn2VPR06MnVAl,,199551:©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.ABDAH32AH36DH36,CCSABSDNNGLLRKRBV,,,,3197530,,,,,,19971999,,1780,1700,,,,90%,75%,60%,,,,,,,:[1],1[M],(),1999,391[2],1[J]1,2000,21(3):1-111[3],115MnVN[A]11[C]1:,19921342-3481:2000-10-26RHRN-MFB,()RH-MFB,,,(),,RH-MFB,,,45917,,750800Nm3h,79h,;[C][O](1026)10-6271310-6;,,20min,()6200122©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.