表面划痕对304不锈钢液滴腐蚀行为的影响

程琪栋, 王燕华

Effect of Surface Scratches on Corrosion Behavior of 304 Stainless Steel Beneath Droplets of Solution (0.5 mol/L NaCl+0.25 mol/L MgCl2)

CHENG Qidong, WANG Yanhua

表4 304不锈钢表面不同深度划痕的点蚀分布

Table 4 Distribution of corrosion pits on the surface of 304 stainless steel with scratches of different depth

Condition location / μm Scratch location Other location 0.00 20 18 5.06 37 7 6.40 46 3 11.48 46 4 20.39 46 4