RAPID SOLIDIFICATION OF AG-CU AND AG-PB ALLOYS

被引:6
作者
JACOBSON, N
机构
[1] Department of Casting of Metals, Royal Institute of Technology, Stockholm
来源
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING | 1991年 / 133卷
关键词
D O I
10.1016/0921-5093(91)90137-C
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
A series of experiments on Ag-Cu and Ag-Pb alloys were performed in a wide range of compositions from 10 wt.% Cu to 25 wt.% Cu and from 1.2 wt.% Pb to 18 wt.% Pb. Each composition was solidified by three different cooling rates 10(3), 3 x 10(3) K s-1 and 10(5) K s-1. The Ag-Cu system showed a dendritic solidification with the lowest cooling rate and a diffusionless solidification with the highest cooling rate. The Ag-Pb system solidified in a cellular or dendritic morphology at all cooling rates and no diffusionless solidification was detected.
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收藏
页码:574 / 576
页数:3
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