在盐湖地区暴露48个月纯锌的腐蚀行为

张丹,王振尧

Corrosion Behavior of Zinc Exposed to Salt Lake Area for 48 Months

Dan ZHANG,Zhenyao WANG

表2 拟合所得锌的电化学阻抗谱参数

Table 2 Fitted EIS parameters of zinc

Corrosion The skyward one The field-ward one time/month 6 12 24 48 6 12 24 48 Rs/Ω·cm2 17.18 2.75 21.28 34.28 16.52 30.84 32.11 28.24 Q1/(Ω·cm2·Sn)-1 3.444×10-5 1.052×10-4 1.929×10-4 3.743×10-5 9.311×10-5 7.300×10-5 8.348×10-5 1.497×10-4 n1 0.557 0.351 0.444 0.495 0.425 0.502 0.552 0.453 Rr/Ω·cm2 317 1099 1044 608.6 541 708.2 1592 2379 Q2/(Ω·cm2·Sn)-1 8.283×10-4 1.163×10-3 2.095×10-2 0.193 6.685×10-4 3.72×10-3 1.6810-2 1.806×10-2 n2 0.484 0.637 0.779 0.609 0.662 0.471 0.869 0.926 Rt/Ω·cm2 786.3 572.3 320.1 432 549.8 761.4 620 431.8