采用DSC差热分析方法,研究了RE和TiC添加以及Zn含量变化对Mg-xZn-4Al-0.5Mn合金DSC曲线的影响.结果表明:对于Mg-8Zn-4Al-0.25Mn合金,单独添加0.4%RE和同时添加0.4%RE与1vol%TiC均使合金的凝固温度范围大大减小,但对凝固峰值温度影响不大.而对于添加了0.4%Sb和0.25%RE的Mg-xZn-4Al-0.25Mn合金,随着Zn含量从8%增加到12%,合金的凝固峰值温度下降,但凝固温度范围变化不大.
参考文献
| [1] | Luo A;Pekgüleryüz M Z .Review cast magnesium alloys for elevated temperature applications[J].Journal of Materials Science,1994,29:5259. |
| [2] | 刘子利,丁文江,袁广银,朱燕萍.镁铝基耐热铸造镁合金的进展[J].机械工程材料,2001(11):1-4,33. |
| [3] | Lou A;Shinoda T.Development of a creep resistant magnesium alloy for die casting applications[A].Wolfsburg Werkstoff Informationsgesers chaft,1998:151. |
| [4] | Bourgeois L;Muddle B C;Nie J F .The crystal structure of the equilibrium phase in Mg-Zn-Al casting alloys[J].Acta Materialia,2001,49:2701. |
| [5] | Vogel M;Kraft O;Arzt E .Creep behavior of magnesium die-cast alloy ZA85[J].Scripta Materialia,2001,48:985. |
| [6] | ZHANG Jing,LI Zhong-sheng,GUO Zheng-xiao,PAN Fu-sheng.Solidification microstructural constituent and its crystallographic morphology of permanent-mould-cast Mg-Zn-Al alloys[J].中国有色金属学会会刊（英文版）,2006(02):452-458. |
| [7] | Zhan Zhang;Alain Couture;Alan Luo .An investigation of the properties of Mg-Zn-Al alloys[J].Scripta materialia,1998(1):45-53. |
| [8] | 杨明波 .Mg-Al-Si基和Mg-Zn-Al基镁合金组织控制的基础研究[D].重庆大学,2006. |
| [9] | 杨光昱,介万奇,郝启堂.Mg-xCa-5Zn-3Al-0.2Mn镁合金砂型铸造组织和力学性能研究[J].稀有金属材料与工程,2006(02):217-222. |
| [10] | Anyanwu I.A.;Kamado S. .Heat Resistance of Mg-Zn-Al-Ca Alloy Castings[J].Materials Science Forum,2000(0):73-78. |
| [11] | Anyanwu IA;Gokan Y;Suzuki A;Kamado S;Kojima Y;Takeda S;Ishida T .Effect of substituting cerium-rich mischmetal with lanthanum on high temperature properties of die-cast Mg-Zn-Al-Ca-RE alloys[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2004(1/2):93-99. |
| [12] | Zhang Z;Trembalay R;Dube D .Microstructure and creep resistantance of Mg-10Zn-4Al-0.15Ca permanent moulding alloy[J].Materials Science and Technology,2002,18:433. |
| [13] | Zhan Zhang;Real Tremblay;Dominiclue Dube.The Mg-Zn-Al alloys and the influence of calcium on the creep properties[A].,2001:147. |
| [14] | 张春香,关绍康,陈海军,赵红亮,卢广玺,齐新华.硅对Mg-8Zn-4Al-0.3Mn合金显微组织和性能的影响[J].机械工程材料,2004(09):19-22,51. |
| [15] | 王迎新,关绍康,王建强.RE对Mg-8Zn-4Al-0.3Mn合金组织的影响[J].中国有色金属学报,2003(03):616-621. |
| [16] | WANG Ying-xin,GUAN Shao-kang,ZENG Xiao-qin,DING Wen-jiang.Effects of RE on the Microstructure of Mg-8Zn-4Al Magnesium Alloys[J].上海交通大学学报（英文版）,2005(03):298-302. |
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