对不同含量Nd元素的Mg-2Ca合金组织及性能的进行了研究.结果表明:随着Nd元素含量的增加,Mg-2Ca-xNd合金的晶粒显著细化,其抗拉强度先增大后减小趋势变化,伸长率在Nd含量为1.5％时达到峰值后逐渐减小；随着Nd含量的增加,Mg-2Ca-xNd合金的腐蚀速率在Nd含量为1.0％时达到极值后逐渐降低,合金的腐蚀以点蚀为主.
参考文献
| [1] | L. Geng;B.P. Zhang;A.B. Li;C.C. Dong .Microstructure And Mechanical Properties Of Mg-4.0zn-0.5ca Alloy[J].Materials Letters,2009(5):557-559. |
| [2] | Bai Jing;Sun Yangshan;Xun Shan;Xue Feng;Zhu Tianbai .Microstructure and tensile creep behavior of Mg-4Al based magnesium alloys with alkaline-earth elements Sr and Ca additions[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2006(1/2):181-188. |
| [3] | Ninomiya R;Ojiro T;Kubota K .Improved heat resistance of Mg-A1 alloys by the Ca addition[J].Acta Metallurgica Et Materialia,1995,43(02):669-670. |
| [4] | Shang L;Jung I H;Yue S et al.An investigation of formation of second phases in microalloyed,AZ31 Mg alloys with Ca,Sr and Ce[J].Journal of Alloys and Compounds,2010,492(04):173-174. |
| [5] | LIP J;Tang B;Kandalova E G .Microstructure and properties of AZ91D alloy with Ca additions[J].Materials Letters,2005,59(07):671-672. |
| [6] | Kondori B;Mahmudi R .Effect of Ca additions on the microstructure,thermal stability and mechanical properties of a cast AM60 magnesium alloy[J].Materials Science and Engineering A,2010,527(03):2014-2015. |
| [7] | 漆振华,林晓娉,代兆立,柳士强,李小芳.Ca及时效处理对ZA102镁合金组织和力学性能的影响[J].材料热处理学报,2011(05):105-109. |
| [8] | Somekawa H;Mukai T .High strength and fracture toughness balance on the extruded Mg-Ca-Zn alloy[J].Materials Science and Engineering A,2007,459(01):366-367. |
| [9] | T. Homma;N. Kunito;S. Kamado .Fabrication of extraordinary high-strength magnesium alloy by hot extrusion[J].Scripta materialia,2009(6):644-647. |
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