超低碳奥氏体不锈钢焊接接头耐腐蚀性及环保型化学钝化工艺研究
孙晓光1(
),韩晓辉1,张星爽2,张志毅1,李刚卿1,董超芳2
),韩晓辉1,张星爽2,张志毅1,李刚卿1,董超芳2
Corrosion Resistance and Environmentally-friendly Chemical Passivation of Welded Joints for Ultra-low Carbon Austenitic Stainless Steel
SUN Xiaoguang1(),HAN Xiaohui1,ZHANG Xingshuang2,ZHANG Zhiyi1,LI Gangqing1,DONG Chaofang2
),HAN Xiaohui1,ZHANG Xingshuang2,ZHANG Zhiyi1,LI Gangqing1,DONG Chaofang2
图7. 304L-HD不锈钢焊接接头区经柠檬酸钝化后的点蚀电位
Fig.7. Pit potentials of the matrix (BM), weld zone (WZ) and heat affected zone (HAZ) of HD welded joint of 304L stainless steel after chemical passivation
