后热处理对不同含碳量SLM-316L不锈钢晶间腐蚀行为的作用机制研究
商强, 满成, 逄昆, 崔中雨, 董超芳, 崔洪芝

Mechanism of Post-heat Treatment on Intergranular Corrosion Behavior of SLM-316L Stainless Steel with Different Carbon Contents
SHANG Qiang, MAN Cheng, PANG Kun, CUI Zhongyu, DONG Chaofang, CUI Hongzhi
图6 1# SLM-316L不锈钢经过900 ℃后热处理析出的M23C6的SKPFM形貌和电势测量结果
Fig.6 SKPFM morphology and potential measurement results of M23C6 precipitated from 1# SLM-316L stainless steel after heat treatment at 900 ℃: (a) microscopic surface morphology, (b) potential distribution in the corresponding region, (c, d) results of electric potential in line scan area