塑性变形加工对纯锌在天津土壤浸出液中腐蚀行为的影响

李文杰, 车晓钰, 唐永存, 刘光明, 田文明, 何华林, 刘晨辉

Effect of Plastic Deformation Processing on Corrosion Behavior of Pure Zinc in a Leaching Solution of Soil at Tianjin

LI Wenjie, CHE Xiaoyu, TANG Yongcun, LIU Guangming, TIAN Wenming, HE Hualin, LIU Chenhui

表1 不同变形加工量处理后的1#~4#纯锌动电位极化曲线Tafel拟合结果

Table 1 Tafel fitting results of potentiodynamic polarization curves of 1#~4# pure zinc samples treated at different deformation degrees

Numbering of zinc	E_corr mV_SCE	b_a mV/dec	-b_c mV/dec	I_corr μA/cm²	E_pit mV_SCE	I_pass μA/cm²
1#	-1078 ± 19	415 ± 105	174 ± 22	9.25 ± 1.38	-869 ± 73	11.25 ± 1.49
2#	-1087 ± 23	557 ± 133	193 ± 31	4.96 ± 0.97	-818 ± 62	5.32 ± 0.88
3#	-1082 ± 18	726 ± 189	188 ± 25	4.18 ± 0.89	-635 ± 59	4.78 ± 0.82
4#	-1088 ± 17	806 ± 177	196 ± 35	2.14 ± 0.68	-537 ± 51	2.77 ± 0.73