1300
EE |
I--100500I I
0 50 100
Fe % Nickel200100~ o
7O
60
50
40
~" 3O
20
-'~ 10
~ o.1700Figure 4.4 Fe-Ni equilibrium diagram298 Steels: Metallurgy and Applications
450400~" 350
a.
~ 300 r-r-^250200150/ t.// A "_X X
-S~176 refdgeratecl--7, refdgerated-78 treated ~ ~ 1050 - ~ ' ~. ,,Solution treated 10~C'~~
Q~
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0
Nickel (%)Figure 4.5 Effect of nickel content on the structure, hardness and Ms temperature of
O. 1% C 17% Cr steels (After lrvine et al. 1)