MATERIALS PERFORMANCE IN DIETHYLENE GLYCOL DIBENZOATE ENVIRONMENTS CONTAINING SULFUR-COMPOUNDS

被引:3
|
作者
YANG, IJ
TENG, MY
机构
[1] Materials Research Laboratories, Chutung, Hsinchu
关键词
D O I
10.1016/0010-938X(92)90193-7
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The effect of para-toluene sulphonic acid (PTSA) on the corrosion of steels and nickel-based alloys in diethylene glycol dibenzoate (DEGDB) was investigated. Chromium is the major alloying element that reduces the corrosion rate. With increasing Ni content in metals, the rate increases. Mo alloying element alone cannot provide sufficient protectiveness from corrosion but Mo can act with Cr to protect metals effectively from dissolution. It is recommended that high Ni content metal without alloying with Mo and Cr is inadequate to be a construction material for sulphur-compound environments.
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页码:1915 / 1924
页数:10
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