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0Cr18Ni9、1Cr13和1Cr17不锈钢在熔融LiCl-5%Li2O中的腐蚀行为

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Indexed by: Journal Article

Date of Publication: 2008-03-20

Journal: 机械工程材料

Included Journals: CSCD、ISTIC、PKU

Volume: 32

Issue: 3

Page Number: 19-22

ISSN: 1000-3738

Key Words: 0Cr18Ni9;1Cr13;1Cr17;LiCl-5%Li2O;熔盐腐蚀

Abstract: 采用浸没法分别研究了0Cr18Ni9、1Cr13和1Cr17三种不锈钢材料在700℃LiCl-5%Li2O(质量分数)熔融盐中的腐蚀行为.结果表明:0Cr18Ni9和1Cr13不锈钢的腐蚀产物主要为LiFeO2和LiCrO2,1Cr17的腐蚀产物主要由LiFeO2、LiFe5O8和LiCrO2组成;三种钢的腐蚀速率均随时间的延长而增大,并且1Cr13的腐蚀速率明显大于1Cr17和0Cr18Ni9的;在试验条件下,1Cr17铁素体钢和0Cr18Ni9奥氏体钢的耐蚀性能相当,均优于1Cr13马氏体钢.

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