铅-钙-锡-铝合金基于时效脱溶机制的二次硬化行为

1.山东理工大学机械工程学院,山东淄博,255049

2.山东理工大学机械工程学院,山东淄博,255049

3.山东理工大学机械工程学院,山东淄博,255049

4.山东理工大学机械工程学院,山东淄博,255049

基金项目: 国家自然科学基金(50471029) 山东省自然科学基金(2003EX03)

Precipitation and Secondary Hardening Behaviors of Aged in Pb-Ca-Sn-Al Alloy

采用硬度测量和场发射扫描电镜(FESEM)观察等方法研究了Pb-0.05%Ca-1.5%Sn-0.026%Al(质量分数)合金在310℃固溶、100～200 ℃时效的二次硬化行为.结果表明:其时效硬化曲线呈双峰状;时效温度越高,时效硬化峰和二次硬化峰值越低.

[1]	Lehockey E M;Limoges D;Palumbo G .On improving the corrosion and growth resistance of positive Pb-acid battery grids by grain boundary engineering[J].Journal of Power Sources,1995,78:79-83.
[2]	Y. Cartigny;J. M. Fiorani;A. Maitre .Thermodynamic assessment on the Pb-Ca-Sn ternary system[J].Intermetallics,2003(11/12):1205-1210.
[3]	Hilger J P J .Hardening process in ternary lead-antimony-in alloys for battery grids[J].Journal of Power Sources,1995,53:45-51.
[4]	Hilger J P J .How to decrease overaging in Pb-Ca-Sn allors[J].Jurnal of Power Sources,1998,72:184-188.
[5]	Lakshmi C S;Manders J E;Rice D M .Structure and properties of lead-calcium-tin alloys for battery grids[J].Journal of Power Sources,1995,73:23-29.
[6]	刘国勋.金属学原理[M].北京:冶金工业出版社,1979:377-394.
[7]	包永千.金属学基础[M].北京:冶金工业出版社,1986:271-416.
[8]	Muras L;Munroe P R;Blairs S et al.Transmisson electron microscopic observation of precipitates in an aged Pb-0.1wt.%Ca-0.3wt.%Sn alloy[J].Journal of Power Sources,1995,55:119-112.

上一张下一张

计量

作者相关

文章评分