What is GH2761?
GH2761 is a high-performance alloy with iron base superalloy. This comprehensive guide covers chemical composition, mechanical properties, and machining characteristics per GB/T or ASTM standards.
Chemical Composition
| Element | Content (%) | Standard |
|---|---|---|
| Ni | 24.0-27.0 | ASTM/GB |
| Cr | 13.5-16.0 | ASTM/GB |
| Fe | Balance | ASTM/GB |
| Ti | 2.75-3.25 | ASTM/GB |
| C | ≤0.08 | ASTM/GB |
Mechanical Properties
| Property | Value | Standard |
|---|---|---|
| Tensile Strength | ≥1130 MPa | ASTM/GB |
| Yield Strength | ≥885 MPa | ASTM/GB |
| Elongation | ≥1% | ASTM/GB |
| Hardness | 300 HV | HV |
| Density | 7.90 g/cm³ | 20°C |
Key Features
- High temperature performance
- Excellent corrosion resistance
- High strength at elevated temperatures
- Good oxidation resistance
- Excellent creep resistance
Applications
- Aerospace turbine components
- Jet engine parts
- High temperature industrial equipment
- Chemical processing equipment
- Power generation components
Machinability
GH2761 has moderate machinability. Recommended: Carbide tools, cutting speed 30-60 m/min, feed 0.10-0.25 mm/rev, generous coolant.
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