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Sn对Al-Pb偏晶合金凝固过程及组织的影响
陈书; 赵九洲
2014-05-11
Source Publication金属学报
Issue5Pages:561-566
Abstract研究了添加第三组元Sn对定向凝固Al-Pb合金组织的影响.结果表明,添加微量Sn能降低Al-Pb合金液-液相变时两液相间的界面能,促进富Pb相液滴形核和弥散型Al-Pb合金凝固组织的获得;随着Sn添加量的增加,弥散相体积分数增大,液-液相变温度区间和液-液-固三相温度区间之和增大,初生弥散相粒子和偏晶反应弥散相粒子的尺寸均增大;添加Sn促进Al-Pb合金中凝固界面枝晶化,这一方面促进弥散相液滴/粒子沿凝固方向均匀分布,另一方面,促进弥散相液滴/粒子沿定向凝固合金晶界分布.
description.department中国科学院金属研究所
KeywordAl-pb合金 偏晶合金 定向凝固
Language中文
Document Type期刊论文
Identifierhttp://ir.imr.ac.cn/handle/321006/73673
Collection中国科学院金属研究所
Recommended Citation
GB/T 7714
陈书,赵九洲. Sn对Al-Pb偏晶合金凝固过程及组织的影响[J]. 金属学报,2014(5):561-566.
APA 陈书,&赵九洲.(2014).Sn对Al-Pb偏晶合金凝固过程及组织的影响.金属学报(5),561-566.
MLA 陈书,et al."Sn对Al-Pb偏晶合金凝固过程及组织的影响".金属学报 .5(2014):561-566.
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