EFFECT OF ELECTRODEPOSITION PARAMETERS ON THE MICROSTRUCTURE AND MECHANICAL-PROPERTIES OF CO-NI ALLOYS

被引:33
作者
FENINECHE, N [1 ]
CODDET, C [1 ]
SAIDA, A [1 ]
机构
[1] BULL PERIPHERIQUES,BELFORT,FRANCE
关键词
D O I
10.1016/0257-8972(90)90131-U
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
The effect of chloride bath plating conditions on the microstructure of Co-Ni deposits and related properties such as hardness, brittleness and tensile strength was studied. Bright smooth deposits with a high current efficiency (93%) were obtained at room temperature with current densities of 1.0-1.5 A dm-2 at pH 3.5. Hard greyish deposits of Co-Ni alloys with pits in the middle and some peeling at the edges were obtained when the current density was 3.0 A dm-2 at pH 3.5 and at room temperature. X-ray analysis confirmed that the deposited Co-Ni alloy was a solid solution with an h.c.p. lattice. © 1990.
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页码:75 / 81
页数:7
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