Nimonic 263（UNS N07263）
1.Composition(wt%)
|
C
|
Cr
|
Ni
|
Fe
|
Mo
|
Cu
|
Al
|
Ti
|
|
0.04-0.08
|
19.0-21.0
|
balance
|
≦0.7
|
5.6-6.1
|
≦0.2
|
≦0.6
|
1.9-2.4
|
|
Co
|
Bi
|
B
|
Mn
|
Si
|
S
|
Ag
|
Pb
|
|
19.0-21.0
|
≦0.0001
|
≦0.005
|
≦0.6
|
≦0.4
|
≦0.007
|
≦0.0005
|
≦0.002
|
The range of Al+Ti is 2.4-2.8 .
2.Physical Properties
|
Density
（g/cm3）
|
Melting point
（℃）
|
Specific heat capacity
（J/kg·℃）
|
Electric resistivity
（Ω·cm）
|
Thermal expansion coefficient
（20-100℃）/K
|
|
8.36
|
1300-1355
|
461
|
115×10E-6
|
10.3×10E-6
|
3.Mechanical Properties
1.Instantaneous rupture properties（bar，typical hot treatment）
|
Test temperature
℃
|
Tensile strength
MPa
|
Yield strength
(0.2yield point)MPa
|
Elongation
%
|
Shrinkage of area
%
|
Kinetic Young’s Modulus
GPa
|
|
20
|
1004
|
585
|
45
|
41
|
224
|
|
300
|
880
|
505
|
45
|
50
|
206
|
|
600
|
819
|
490
|
43
|
50
|
185
|
|
900
|
232
|
145
|
34
|
58
|
154
|
|
1000
|
108
|
70
|
69
|
72
|
142
|
2.High temperature endurance properties（cold rolled bars, typical hot treatment）
|
Test temperature
℃
|
Test time
h
|
Burst pressure
MPa
|
|
550
|
100
|
695
|
|
700
|
100
|
448
|
|
800
|
100
|
216
|
|
850
|
100
|
133
|
|
900
|
100
|
74
|
4.Characteristics
High-strength alloy, precipitation hardening.
The formability of the alloy in the field of welding application is good,
Excellent ductility.
5.Applications
Suitable for manufacturing steel structure and aircraft engines and gas turbine components.
|
