Alloy X750
Equivalent designations
UNS N07750
DIN W. Nr. 2.4669
Form
ASTM
Rod, bar and forging
B 637
Chemical composition
%
Ni
Cr
Fe
C
Mn
Si
S
Ti
Nb+Ta
Al
Co
Cu
min
70.0
14.0
5.0
2.25
0.70
0.40
max
17.0
9.0
0.08
1.00
0.50
0.010
2.75
1.20
1.00
1.00
0.50
Physical properties
Density
8.28 g/cm3
Melting range
1393-1427℃
Features: Inconel X750 is an age-hardenable nickel-chromium alloy. It has good corrosion and oxidation resistance and high strength at temperatures up to 700℃. It also has good properties down to cryogenic temperatures. Its corrosion resistance performance is similar to Inconel 600.
Applications: Gas turbine engines, rocket motors, heat treating fixtures, nuclear reactors, pressure vessels and airframes.