GH901 Alloy
As a leading supplier and manufacturer in China, GNEE Steel provides cost-effective nickel-based alloy products.
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GH901 is a Fe-Ni-Cr based precipitation hardening deformation high temperature alloy. The alloy has high yield strength and endurance strength below 650℃, good oxidation resistance below 760℃, and stable organization after long-term use. The main products include turbine disks, compressor disks, journals, static structural parts, turbine outer rings and fasteners.
chemical composition
|
alloy |
% |
Ni |
Chromium Cr |
Iron |
Carbon C |
Manganese Mn |
Silicon |
钼Mo |
aluminum Al |
titanium Of |
bismuth With a |
phosphorus P |
copper With |
lead Pb |
boron B |
sulfur S |
|
GH901 |
Minimum |
40.0 |
11.0 |
margin |
0.02 |
- |
- |
5.0 |
- |
2.8 |
- |
- |
- |
- |
0.01 |
- |
|
Maximum |
45.0 |
14.0 |
margin |
0.06 |
0.50 |
0.40 |
6.5 |
0.30 |
3.1 |
0.001 |
0.020 |
0.20 |
|
|
|
Physical properties
|
density |
8.21 g/cm3 |
|
Melting point |
1360 ℃ |
Mechanical behavior
|
GH901 Thermal Conductivity |
|
|
|
|
|
|
|
|
|
|
|
θ/℃ |
100 |
200 |
300 |
400 |
500 |
600 |
700 |
800 |
900 |
1000 |
|
λ/(W/(m·C)) |
12.0 |
13.5 |
15.1 |
16.7 |
18.2 |
19.8 |
21.2 |
22.8 |
24.3 |
25.1 |
|
GH901 Linear Expansion Coefficient |
|
|
|
|
|
|
|
|
|
|
|
θ/℃ |
20～100 |
20～200 |
20～300 |
20～400 |
20～500 |
20～600 |
20～700 |
20～800 |
20～900 |
|
|
a/10-6C-1 |
13.5 |
14.0 |
14.4 |
14.9 |
15.1 |
15.2 |
15.5 |
16.0 |
16.5 |
|
|
GH901 Thermal Diffusivity |
|
|
|
|
|
|
|
|
|
|
|
θ/℃ |
20 |
100 |
150 |
250 |
350 |
450 |
550 |
650 |
950 |
|
|
Q/(10-6m2/S)) |
2.66 |
2.93 |
3.00 |
3.18 |
3.47 |
3.73 |
3.78 |
4.02 |
4.11 |
|
GH901 alloy has the following physical properties:
Density: The density of GH901 alloy is about 8.19 g/cm3, which is relatively high.
Melting point: The melting point of GH901 alloy is about 1260-1340 degrees Celsius, which has a high melting point.
Thermal conductivity: The thermal conductivity of GH901 alloy is about 9.8 watts/meter·Kelvin at room temperature, which has good thermal conductivity.
Coefficient of thermal expansion: The linear thermal expansion coefficient of GH901 alloy is about 12.8 x 10^-6/degree Celsius, which is similar to many metals.
Elastic modulus: The elastic modulus of GH901 alloy is about 204 gigapascals, indicating that it has good elastic properties.
Resistivity: The resistivity of GH901 alloy is about 1.3 x 10^-6 ohm·meter, which has a low resistivity.
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