双辊铸轧机生产工艺对组织和性能的影响

双辊铸轧机生产工艺对组织和性能的影响林学丰(401326):(TRC):3mm,,:;;;EffectofProductionProcessofTwinRollerCasteronStructureandPropertiesLINXuefeng(TechnicalCentreofSWA,Jiulongpo,Chongqing,401326)Abstract:Theproductiontechnologyoftwinrollercaster(TRC)foraluminumsheetandplateisstudied.Thecastingprocessisoptimized.Theresultshownsthatthedeformationexistsnotonlyonthesurfaceofrolledplateof3mm,butaslointhewholeinternallayeralongthethickness.Thesaturabilityofalloyingelementsishigherinthealuminummatrixofsurfacelayer.Keywords:twinrollercaster;castrolledplate;structure;properties前言,,,,,,,收稿日期:20030307作者简介:林学丰(1944),男,浙江镇海人,1966年复旦大学毕业,高级工程师,,(TRC)speedcasterRAA8011,,1试验方法ASSANAA8011,speedcasterR,1725mm,6mm3mmAA8011:Si0.533~0.655;192003!4151∀#Fe0.690~0.766;Cu0.006~0.010;Mn0.023~0.025,,,80%,Axiovario100KVXX(EDS),(sigma)100g2结果分析2.1,speedcasterR6mm,XRDAl5FeSiSiAl12Fe9Si,,,,,,,,,,,,3mm6mm,TEM3mm,6mm,,,,,3mm,,(6mm,,,6mm,3mm,3mm,,,2.26mm3∃/min450∃,,,,()TEM,,,,,,450∃,500∃,,,,6mm45%,400∃,,50m,,,,,,,25%,,,,,,3mm6mm,6mm,425∃,,3mm6mm,,,3mm,,,,20∀#2003!4151;,,,,(),3mm,350∃,6mm,3mm,,,,,6mm,,3mm3结论(1)6mm:;,,,,(2)3mmTEM:,,,3mm,,3mm,,[1]P.vangala,D.smith,R.DavvuriandRomanowski,Metalspinningandstripcasting:ResearchandImplementationEd,E.F.MatthysTMS1992,P225[2]YcelBirolLightmetals2001.TMS2001,P1107~1113(上接第18页),,5应用范围,,3000:%a2~3mm3003(H24)(!b:130~180Mpa;∀&5%)b3003,,c()3mm3003∋3003(O),09~4mm,,(8011,110030033005,02~03mm,H266结论%,∋(,212003!4151∀#