Ferrite in the heat treated structure - 1.2249
Treatment : untreated
Magnification : 12,5 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : transverse
Testing result :
core segregation
Treatment : untreated
Magnification : 12,5 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : longitudinal
Testing result :
segregation streak in the core