高强耐候钢焊接接头电偶腐蚀行为研究
黄宸,黄峰,张宇,刘海霞,刘静

Galvanic Corrosion Behavior for Weld Joint of High Strength Weathering Steel
Chen HUANG,Feng HUANG,Yu ZHANG,Haixia LIU,Jing LIU
表2 腐蚀3，12和24 d后锈层中α-FeOOH的相对含量和α/γ*值
Table 2 Relative mass fractions of α-FeOOH and values of α/γ* in the corrosion products formed on A710 steel and its welded joint after corrosion for 3, 12, 24 d
Time / dA710 steelWelded joint
α-FeOOHα/γ*α-FeOOHα/γ*

3

12

24

7.9%

48.4%

51.5%

0.086

0.938

1.062

6.7%

22.4%

27.7%

0.072

0.289

0.383