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6. Q345NS钢焊接接头不同区域元素含量变化图

Fig.6. Change of element content in different areas of Q345NS steel welded joints