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Q345NS钢焊接接头耐硫酸腐蚀特性研究
石践(), 胡学文, 何博, 杨峥, 郭锐, 汪飞
Sulfuric Acid Corrosion Resistance of Q345NS Steel Welded Joint
SHI Jian(), HU Xuewen, HE Bo, YANG Zheng, GUO Rui, WANG Fei

图3. Q345NS钢焊接接头与母材酸洗前后腐蚀形貌

Fig.3. Corrosion morphologies of Q345NS steel welded joint (a, b) and base metal (c, d) before (a, c) and after (b, d) pickling