302 1050-13 ( )

1050-13 .

C 0.26 - 0.35 Si 0.17 - 0.37 Mn 1.4 - 1.8 P < 0.03S < 0.035 Cr < 0.3 Mo < 0.15 Ni < 0.3V < 0.05 Ti < 0.03 Cu < 0.3 N < 0.012W < 0.2 Fe

N Al > 0.020 Ti, V, Nb, Al (Ti + V + Nb + Al < 0.015) Si (Al, Ti, V, Nb) : Cr < 0.40, Ni < 0.40

1050-2013

1 ( )

HB: < 255

HB: < 269M1

880 600

: > 345 : > 590 : > 15 % : > 45 %

TB5, 6

M41, 2

2 KCU -40C:

WinSteel 7 Prof .7.2.15.1 ( Igor Terminal / 31.1.2020 ) 18.04.15 . 1

302 1050-13 ( )3

KCV 20, -20, -40, -70C: 2 ( )

HB: < 217

HB: < 207

HB: < 217

: 7.85 /3

WinSteel 7 Prof .7.2.15.1 ( Igor Terminal / 31.1.2020 ) 18.04.15 . 2