Inconel 718 and Inconel 625 are both nickel-based superalloys, but they are designed for different performance requirements.
👉 Learn more about Inconel 718 applications and properties.
Key Differences Inconel 718 vs 625
| Feature | Inconel 718 | Inconel 625 |
|---|---|---|
| Strength | Higher | Moderate |
| Heat Resistance | Excellent | Excellent |
| Corrosion Resistance | Excellent | Superior |
| Machinability | More difficult | Easier |
| Hardening | Age hardenable | Solid solution strengthened |
What Is Inconel 718 Best For?
- High-strength aerospace parts
- Turbine engines
- High-stress applications
- Extreme temperature environments
What Is Inconel 625 Best For?
- Corrosive environments
- Marine applications
- Chemical processing
- High corrosion resistance applications
Inconel 718 vs 625 Strength
Inconel 718 provides:
- Higher tensile strength
- Better fatigue resistance
- Strong performance under stress
Inconel 718 vs 625 Corrosion Resistance
Inconel 625 generally offers:
- Better corrosion resistance
- Better resistance to harsh chemical exposure
When to Use Inconel 718
Use 718 when:
- High strength is required
- Components face extreme stress
- Heat resistance is critical
When to Use Inconel 625
Use 625 when:
- Corrosion resistance is the priority
- Marine or chemical exposure is severe
Request a Quote for Inconel 718
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