第12期 程晓杰等:CSP流程下退火加热制度对深冲板织构和性能的影响 .1551. 不利取向组分形核受到了抑制,有利织构{111组 tion change during nucleation and gmow th in a col molled ULC 分形核充分,形成强烈的Y织构,进而提升了成形 steel Scripta Mater 2003 48.1457 [6]Yasunohu N.Yoshihim H.Origin of the recrystallization texture 性能,但双台阶退火工艺在{110}(110织构强度较 fomation n interstitial free steel SIJ Int 1996.36(4):451 高,导致△偏大 [7]Hu Z C.Jiang Q W,Zhao X.etal Effects of pre-recovery on the (2)随着低台阶保温温度的上升,形变织构有 recrystallization texture and micmstmucture of deep dnw ing 08Al 利取向组分内的先期形核进一步明显,退火后形成 steel sheet J Northeast Univ Nat Sci 2001.22(2):146 强的Y织构,对应较佳的性能、 (胡卓超,蒋奇武,赵骧,等。预回复对O8A深冲钢板再结晶 (3退火加热制度对深冲带钢性能的影响是多 组织及织构的影响东北大学学报:自然科学版,2001,22 (2):146) 方面的,包括织构、铁素体晶粒尺寸和渗碳体的分布 [8]Hu ZC.He C S Zhao X.et al Effects of electric fiel recove- 状态,而各影响因素的作用也是复杂的, ring on the micmostructre and recrystallization texture of deep- dmw ing 08AI killed steel sheet J Northeast Univ Nat Sci 2002 参考文献 23(7):663 [1]Zhao ZZ Kang Y L Micmostuctre and mechanical properties of (胡卓超,何长树,赵骧,等.电场回复对08A深冲钢板再结 autmobil bean steels pmduced by EAFCSP pmcess JUniy Sci 晶组织及织构的影响.东北大学学报:自然科学版,200223 Technol Beijing 2006.13(6):508 (7):663) [2]Yu H.Ren H.Kang Y L et al Catbon diffision n hot strips of [9]Tang D.Gu C Y.W ang X J et al Study of infhuence of pmcess low catbon steel produced by CSP line under different themal his- parmeters on fomability of the new deep draw ng steel sheet Iron tories J Mater SciTechnol 2005,21(1):21 Steel1999.34(l):47 [3]M ishra S Damann C Role and contml of texture in deep draw ng (唐获,谷春阳,王先进,等.退火温度及平整量对O3A带钢 steels Int Met Rev 1982 27(6):307 组织性能的影响.钢铁,199934(s1):47) [4]He CZ Zhang Z J Tian D X.Texture and fomability of bw -car [10]LvQG.Chen G N.Zhou JC et al Infhience ofmain texture bon deep dnnw ng steel sheet Iron Steel 1998.33(7):37 cammponen ts on plastic strain rato of deep draw ing steel sheet Res (何崇智,张志军,田德新.武钢微碳深冲钢板的织构特征与 1 on Steel200028(5):40 成型性.钢铁,199833(7):37) (侣庆功,陈光南,周家琮,等。深冲钢板的主要织构对塑性 [5]Vetbeken K.Kestens L Jonas JJ M icrotextural stidy of orienta- 应变比的影响.钢铁研究,200028(5):40)第 12期 程晓杰等: CSP流程下退火加热制度对深冲板织构和性能的影响 不利取向组分形核受到了抑制有利织构{111}组 分形核充分形成强烈的 γ织构进而提升了成形 性能但双台阶退火工艺在{110}〈110〉织构强度较 高导致 Δr偏大. (2)随着低台阶保温温度的上升形变织构有 利取向组分内的先期形核进一步明显退火后形成 强的 γ织构对应较佳的性能. (3)退火加热制度对深冲带钢性能的影响是多 方面的包括织构、铁素体晶粒尺寸和渗碳体的分布 状态而各影响因素的作用也是复杂的. 参 考 文 献 [1] ZhaoZZKangYL.Microstructureandmechanicalpropertiesof automobilebeamsteelsproducedbyEAF-CSPprocess.JUnivSci TechnolBeijing200613(6):508 [2] YuHRenHKangYLetal.Carbondiffusioninhotstripsof lowcarbonsteelproducedbyCSPlineunderdifferentthermalhis- tories.JMaterSciTechnol200521(1):21 [3] MishraSDarmannC.Roleandcontroloftextureindeep-drawing steels.IntMetRev198227(6):307 [4] HeCZZhangZJTianDX.Textureandformabilityoflow-car- bondeepdrawingsteelsheet.IronSteel199833(7):37 (何崇智张志军田德新.武钢微碳深冲钢板的织构特征与 成型性.钢铁199833(7):37) [5] VerbekenKKestensLJonasJJ.Microtexturalstudyoforienta- tionchangeduringnucleationandgrowthinacoldrolledULC steel.ScriptaMater200348:1457 [6] YasunohuNYoshihiroH.Originoftherecrystallizationtexture formationininterstitialfreesteel.ISIJInt199636(4):451 [7] HuZCJiangQWZhaoXetal.Effectsofpre-recoveryonthe recrystallizationtextureandmicrostructureofdeep-drawing08Al steelsheet.JNortheastUnivNatSci200122(2):146 (胡卓超蒋奇武赵骧等.预回复对 08Al深冲钢板再结晶 组织及织构的影响.东北大学学报:自然科学版200122 (2):146) [8] HuZCHeCSZhaoXetal.Effectsofelectricfieldrecove- ringonthemicrostructureandrecrystallizationtextureofdeep- drawing08Alkilledsteelsheet.JNortheastUnivNatSci2002 23(7):663 (胡卓超何长树赵骧等.电场回复对 08Al深冲钢板再结 晶组织及织构的影响.东北大学学报:自然科学版200223 (7):663) [9] TangDGuCYWangXJetal.Studyofinfluenceofprocess parametersonformabilityofthenewdeepdrawingsteelsheet.Iron Steel199934(s1):47 (唐荻谷春阳王先进等.退火温度及平整量对 03Al带钢 组织性能的影响.钢铁199934(s1):47) [10] LvQGChenGNZhouJCetal.Influenceofmaintexture componentsonplasticstrainratioofdeepdrawingsteelsheet.Res IronSteel200028(5):40 (吕庆功陈光南周家琮等.深冲钢板的主要织构对塑性 应变比的影响.钢铁研究200028(5):40) ·1551·