close
AISI 420 stainless steel. Hardened in saltbath. Salt residue corroded its surface grain boundary over a humid mid-summer night.
1000X
2000X
3000X
上: SEM 照片
AISI 420 不銹鋼表面晶界腐蝕
箭頭所指為較深的蝕坑. Corrosion pits.
箭頭所指為較深的蝕坑. Corrosion pits.
最後2張是橫断面. 500X; 1000X
Rust (銹) can be seen clearly.
500X
500x
1000x
1000x
Rust (銹) can be seen clearly.


1000x




全站熱搜