ZL205A高强铸造铝合金的性能及应用

:2009-06-29:贾泮江(1970-),男,黑龙江双城人,高级工程师ZL205A高强铸造铝合金的性能及应用贾泮江,陈邦峰(,100095):ZL205A,,ZL205A(),:ZL205A;;:TG14621:A:1007-7235(2009)11-0010-03ThepropertiesandapplicationofhighstrengthZL205AcastingaluminumalloyJIAPanjiang,CHENBangfeng(BeijingInstituteofAeronauticalMaterials,Beijing100095,China)Abstract:ZL205AcastingAlalloyhasmanycomprehensiveproperties,suchashighstrength,hightoughness,goodmachining,outstandingelectroplateandexcellentcorrosionresistance.Thealloyusedasstructuralpartstoinsteadofforgingandsteelismoreandmoreextensivelyappliedforaviation,aerospaceindustry.Inthispaperthephysicalproperty,mechanicalproperty(atthelowtemperature,roomtemperatureandhightemperature),stresscorrosionandappliedstatusarereviewed.ItisobviouslythatthehighstrengthZL205AcastingAlalloywhichisexcellentpropertyisalsowidelyusedformanyregion.Keywords:ZL205AcastingAlalloy;mechanicalproperty;application,,[1],,:,,,[2],ZL205A,,1ZL205A高强铸造铝合金的研究背景2070,BA14KO1ZL204,7A042A50,,ZL205A,,KO1BA14[3],ZL205AT6,Rm510Nmm2,A3%,;T7,10LAFT2009,Vol.37,1125Nmm2,;T5,440Nmm2,5%2ZL205A高强铸造铝合金的性能21ZL205A,,ZL205A,Cu,AlCuAl2,;MnAlCuAl2Mn2Cu,,,;TiAlAl3Ti,;Cd,;ZrVB,,ZL205AFeSiMgFe,,CuMn;SiMg,,,12[4]1ZL205A()%FeSiMgZn!0.15!0.06!0.05!0.05!0.102ZL205A()%CuMnTiZrCdBVAl4.6~5.30.3~0.50.15~0.350.05~0.200.15~0.250.005~0.060.05~0.3022ZL205A:282gcm3;544∀~633∀;(IACS)25%;0069#10-6∃mAlSi,AlCu(ZL201ZL204)23ZL205A:,12mm,1T5T6T7:,,;12.3.1常温力学性能ZL205A2A507A0433[4-5],T5,ZL205ABA14,100%,;T6,ZL205AKO1BA14,167%140%,;T7,ZL205AKO1,120%,,ZL205A,T5T6T7,ZL205A2A50;T6T7,7A04,7A04,,ZL205A,,2A507A043ZL205ARmRp0.2A%ZL205AST54403457.0BA!14ST54007.0ZL205AST64904303.0KO1ST64203505.0BA!14ST64304.0ZL205AST74704552.0KO1ST74203503.02A5038027510.02A045304406.02.3.2低温力学性能-40∀-70∀,ZL205A,4[5]4,T5T6,,112009,Vol.37,11LAFT,,,4ZL205ARm(N∃mm-2)A%aK(J∃m-2)-40∀-70∀-40∀-70∀-40∀-70∀T5S48050088152128T6S5105203389912.3.3高温力学性能T5T6,ZL205A150∀200∀250∀300∀22,150∀,T5T6390Nmm2105%420Nmm235%;300∀,T5T6170Nmm235%180Nmm225%,T5T6440Nmm214%490Nmm26%,,T,,2T5T6,ZL205A2.4,,,,,ZL205A:T5,T6,T7,T7,25Nmm2,,565ZL205A3%NaCl+01%H2O2168h,,,,T5T6T7;6T7,,,,,Jones,,T7KO1,T7∀%,∀%,,5ZL205A(N∃mm-2)%T549046552T652248571T7526485786T7ZL205AK=#Rp0.2Nmm2h0.451803645555286904675210.5252103583123332684063360.6252503852402592882662870.702801681922932551642153结束语ZL205A,7A042A50,,,,,,(55)12LAFT2009,Vol.37,11[4]LIHai,CAODahu,WANGZhixiu,etal.HighpressurehomogenizationtreatmentofAlZnMgaluminumalloy[J].JMaterSci,2008,43:1583-1586.[5]高凤华,田妮,孙兆霞,等.Al65Zn24Mg23Cu铝合金半连续铸锭的均匀化处理[J].东北大学学报(自然科学版),2008,29(8):1119-1121.[6]WULingMei,WANGWenHsiung,HSUYungFu,etal.EffectsofhomogenizationtreatmentonrecrystallizationbehavioranddispersoiddistributioninanAlZnMgScZralloy[J].JournalofAlloysandCompounds,2008,456:163-169.[7]FANXigang,JIANGDaming,MENGQingchang,etal.ThemicrostructuralevolutionofanAlZnMgCualloyduringhomogenization[J].MaterialsLetters,2006,60:1475-1479.[8]MONDOLFOLF..AluminiumAlloysStructureandProperties[M].London-Boston:ButterWorths,1976:25.(12),,,,,,,,,,:[1]夏德顺.新型轻合金结构材料在航天运载器上的应用与分析[J].导弹与航天运载技术,2000(5):18-22.[2]李双寿,曾大本.轻合金的应用发展现状[J].机械工人(热加工),2001(8):1-3.[3]李玉胜,翟虎,马宝民,等.高强度ZL205A合金大型铸件&白点∋偏析研究[J].铸造,2007,56(2):185-187.[4]袁成祺.铸造铝合金镁合金标准手册[M].北京:中国环境科学出版社,1994(1).[5]中国机械工程学会铸造专业学会编.铸造手册(第3卷铸造非铁合金)[M].北京:机械工业出版社,1993.(40)3结论(1);,,,;(2),:[1]沃西源,涂彬,殷永霞,等.新型航天器刚性太阳翼基板的平面度控制[J].航天返回与遥感,2008,29(2):61-65.[2]吴新录.卫星天线展开装置在轨热稳定性分析[D].吉林:吉林大学硕士论文,2007.[3]高禹,杨德庄,何世禹.真空热循环对M40J环氧复合材料力学性能的影响[J].材料研究学报,2004,18(5):529-536.[4]耿洪滨,何世禹,雷廷权.循环温度场作用下时效态TC4合金的拉伸性能及组织[J].材料研究学报,1997,11(4):415-418.按照国际铝业协会的统计(IAI),由于重熔的废铝种类采用的炉型和生产方式的不同,重熔时渣中金属损耗一般为1%~5%,而原铝生产时进入渣中的损耗约1%2008年全球有约200个原铝生产企业,2007年的原铝产量约38000kt,这就是说这些企业2007年产生的炉渣至少为380kt,再生铝企业产生的炉渣约400kt,全球产生的炉渣至少有780kt552009,Vol.37,11LAFT