GH2901 Alloy
As a leading supplier and manufacturer in China, GNEE Steel provides cost-effective nickel-based alloy products.
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- Tel: +8615824687445
GH2901 (GH901) nickel-based alloy has good high temperature strength and can maintain high yield strength and tensile strength at temperatures up to 1093°C (2000°F). This makes it very suitable for structures and components at high temperatures. GH2901 alloy has excellent creep resistance and can withstand continuous stress for a long time at high temperatures without deformation or failure. This makes it more reliable in applications in high temperature environments, such as gas turbines, aircraft engines, etc.
Chemical composition (wt.%)
| C(％) | Mn(％) | Cr(％) | Ni(％) | Mo(％) |
|---|---|---|---|---|
| 0.02-0.06 | Max 0.4 | 11.0-14.0 | 40.0-45.0 | 5.0-6.5 |
| B(%) | Al(%) | Ti(%) | ||
| 0.001-0.02 | Max 0.3 | 2.8-3.1 |
Mechanical Properties
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 556 (≥) | 931 (≥) | 13 | 32 | 13 | Solution & Aging, Ann, Ausaging, Q+T | 434 |
GH2901 superalloy processing technology:
1. Melting and casting: GH2901 alloy is prepared by melting and casting. The alloy is usually melted in an electric arc furnace and then cast into billets of different shapes.
2. Hot working (forging and hot rolling): GH2901 alloy has good plasticity at high temperatures, so hot working is often used for shape adjustment and pressing. Hot forging can be used to make more complex shapes, such as turbine blades and bearings. Hot rolling can be used to prepare thin plates and thin strips.
3. Heat treatment: After processing, GH2901 alloy usually needs to undergo appropriate heat treatment to adjust the structure and properties. During the heat treatment process, the alloy is usually heated to the solution temperature, then kept warm and cooled. The specific heat treatment process and temperature should be determined according to the specific application requirements.
4. Machining: GH2901 alloy can be machined, such as turning, milling and drilling, to obtain the required size and surface accuracy.
5. Welding: GH2901 alloy can be connected and assembled by different welding methods. Common welding methods include TIG (argon arc welding), MIG (gas shielded welding) and arc welding.
GH2901 high temperature alloy application areas:
Aerospace industry: GH2901 is used for high temperature parts such as jet engines, turbine impellers, gas turbine combustion chambers and turbine nozzles.
Chemical processing: GH2901 is used for corrosion-resistant reactors, heat exchangers and piping systems.
Oil and gas industry: GH2901 is used for oil well equipment, oil and gas pipelines and offshore oil platforms.
Other high temperature applications: GH2901 is used in oil refining, steelmaking, nuclear energy and high temperature heat treatment.
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