Material number 1.1206
Treatment : normalised
Magnification : 12,5 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : longitudinal
Testing result :
ca. 20 % ferrite ; 20 % pearlite ; 60 % sorbite
reticular ferrite precipitation
Treatment : normalised
Magnification : 50 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : longitudinal
Testing result :
ca. 20 % ferrite ; 20 % pearlite ; 60 % sorbite
reticular ferrite precipitation