What is GH1040?
GH1040 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 | 34.0-39.0 | ASTM/GB |
| Cr | 19.0-22.0 | ASTM/GB |
| Fe | Balance | ASTM/GB |
| C | ≤0.10 | ASTM/GB |
| Mn | ≤1.50 | ASTM/GB |
Mechanical Properties
| Property | Value | Standard |
|---|---|---|
| Tensile Strength | ≥640 MPa | ASTM/GB |
| Yield Strength | ≥345 MPa | ASTM/GB |
| Elongation | ≥30% | ASTM/GB |
| Hardness | 190 HV | HV |
| Density | 8.00 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
GH1040 has moderate machinability. Recommended: Carbide tools, cutting speed 30-60 m/min, feed 0.10-0.25 mm/rev, generous coolant.
Why Choose Us?
We specialize in precision superalloy machining. Contact us for a quote!
Turn this machining question into a manufacturable part
Need this material or process for your next CNC project?
Send your STEP, STP, IGES, DXF, PDF, material, quantity, surface finish, and tolerance requirements. We will review manufacturability and reply with practical quotation guidance.
