SEARCH Articles Figures Tables C-Fe-N. Partial metastable isothermal section at 550 C [Publishers Imprint] See Also: C-Fe-N. Partial metastable isothermal section at 550 C C-Fe-N. Partial metastable isothermal section at 550 C C-Fe-N. Partial metastable isothermal section at 550 C C-Fe-N. Partial metastable isothermal section at 550 C C-Fe-N. Partial metastable isothermal section at 550 C