EBSD技术研究金属材料晶体取向对大气腐蚀萌生的影响机理

潘成成,马超,夏大海

Estimation for Relevance of Atmospheric Corrosion Initiation with Surface Texture of Several Metallic Materials by Electron Backscattering Diffraction

Chengcheng PAN,Chao MA,Dahai XIA

表2 实验用铝合金的化学成分 (mass fraction / %)

Table 2 Chemical composition of aluminium alloy for experiment (mass fraction / %)

Sample Cu Mg Mn Ti Zn Fe Si Ni Cr Al 7050 2.0~2.6 1.9~2.6 0.1 0.06 5.7~6.7 0.15 0.12 --- 0.04 Bal. LY12 4.18 1.3~1.8 0.3 0.15 --- 0.5 0.5 0.1 --- Bal.