Material number 1.1191
Treatment : untreated
Magnification : 100 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : transverse
Testing result :
ca. 40 % ferrite ; 30 % pearlite ; 30 % sorbite
Treatment : untreated
Magnification : 1000 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : transverse
Testing result :
ca. 40 % ferrite ; 30 % pearlite ; 30 % sorbite