Mechanisms of inclusion-induced pitting of stainless steels:A review
作者机构：Department of Materials ScienceState Key Laboratory of Molecular Engineering of PolymersFudan UniversityShanghai 200438China
出 版 物：《Journal of Materials Science & Technology》 (材料科学技术（英文版）)
年 卷 期：2024年第168卷第1期
页 面：143-156页
核心收录：
学科分类：08[工学] 080502[工学-材料学] 0805[工学-材料科学与工程（可授工学、理学学位）]
基 金：supported by The National Natural Science Foundation of China(Nos.52271053 and 52271096)'the Shanghai Rising-Star Program(No.23QA1400500) the Young Elite Scientists Sponsorship Program by CAST(No.2022QNRC001)
主 题：Pitting Inclusion Stainless steel Localized corrosion MnS
摘 要：Pitting is a common type of localized corrosion in passive alloys that can cause rapid failure of material or *** the case of stainless steels,non-metallic inclusions have been identified as the most susceptible sites for pitting,and have therefore garnered significant *** review critically ex-amines the issue of how inclusions induce pitting,with a particular focus on three mechanisms:sponta-neous dissolution of inclusions,active dissolution of Cr-depleted regions,and propagation of microcracks at the inclusion-matrix *** researchers have made significant strides in understanding these mechanisms over the past few decades,many gaps and controversies *** such as the ini-tial driving force of inclusion dissolution and factors affecting Cr-depleted regions require further ***,some old concepts and methods need to be revised to arrive at more credible *** review aims to delve deeply into these important issues and provide inspiration for future research.
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