加铜4Cr16Mo马氏体不锈钢在应力作用下的腐蚀研究

李佳媛, 曾天昊, 刘友通, 吴晓春

Corrosion Behavior of 4Cr16Mo Martensite Stainless Steel with 1% Cu Addition by Applied Stress

LI Jiayuan, ZENG Tianhao, LIU Youtong, WU Xiaochun

图4 4Cr16MoCu-250 ℃回火样的局部腐蚀形貌

Fig.4 Local corrosion morphology of 4Cr16MoCu-250 ℃ tempered sample: (a) after 24 h, (b) after 168 h, (c) surface morphology after removing corrosion products, (d) surface morphology on 3D profilometer after removing corrosion products