Fig. (10)
Surface states of three of the HfC-containing iron-based samples after oxidation (here after 46h at 1200°C): Fe-25Cr-0.25C-3.7Hf alloy
(A)
, of the Fe-25Cr-0.50C-3.7Hf alloy
(B)
and of the Fe-25Cr-0.50C-5.6Hf alloy
(C)
.