X
, .

.
X

79

79 -. 0.65-0.75 . (79), .

Ni 78.5 - 80% Fe 13.73 - 16.8% C 0.03% Si 0.3 - 0.5% Mn 0.6 - 1.1% S o 0.02%
P 0.02% Mo 3.8 - 4.1% Ti 0.15% Al 0.15% Cu 0.2%

=20°

σ
σ
δ5
%
ψ
%
KCU
/2
.
, 10160-75 490 145 50
.,
10160-75
1030 980 3

, , .
(0.05— 0.02 ) , .

79