Material number 1.2210
Treatment : untreated
Magnification : 500 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : transverse
Testing result :
ca. 30 % pearlite ; 70 % sorbite
strong cementite lattice
Treatment : untreated
Magnification : 1000 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : transverse
Testing result :
ca. 30 % pearlite ; 70 % sorbite
strong cementite lattice