|
Treatment : soft annealed
Magnification : 12,5 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : transverse
Testing result :
zone with structure influence |
Treatment : soft annealed
Magnification : 50 : 1
Etching medium : 3 % alcoholic nitric acid
Sampling / Specification : transverse
Testing result :
transition zone of basic structure
to the zone with structure influence |