不锈钢中诱发局部腐蚀的贫Cr区研究进展
史伟宁,杨树峰(),李京社
Correlation Between Cr-depleted Zone and Local Corrosion in Stainless Steels: A Review
SHI Weining,YANG Shufeng(),LI Jingshe

图9. 晶界处Cr的碳化物的贫Cr现象[61]

Fig.9. Cr-depleted zone phenomenon of Cr-enriched carbide precipitates at grain boundaries: (a) TEM image of Cr-enriched carbide precipitates, (b) existence of C-enriched and Cr-depleted zone, (c) schematic illustration of intergranular corrosion[61]