Steel

18X2H4MA.

40×

Distance from surface, [mm]

0.1

0.5

1.0

1.5

2.25

0.1

1.0

2.2

Structure austenite, γ-Fe/martensite, a-Fe [%mass]

50/50

40/60

30/70

20/80

20/80

30/70

25/75

0/100

Concentration of nitrogen [%at]

1.62

0.96

0.90

0.78

0.76

4.23

1.28

0.52