Crystalline structure in a segregation zone 1.2510

Treatment :  spheroidised
Magnification :  100 : 1
Etching medium :  3 % alcoholic nitric acid
Sampling / Specification :  transverse - testing area 4
Testing result :

local strong segregation spot

Treatment :  spheroidised
Magnification :  500 : 1
Etching medium :  3 % alcoholic nitric acid
Sampling / Specification :  transverse - testing area 4
Testing result :

SEP1520
CG 2.0 - 2.2     PA 3.0     CN 4.4
dense crystalline structure ; local accumulations of cementite

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