Alloy 25 / L605 / UNS R30605
Grade: Haynes 25 / L605 / UNS R30605
Sheet/Plate: 0.3mm-150mm
Strip/Foil: 0.02mm-16mm
Pipe: 6mm*0.5mm-1200mm*100mm
Bar: Ф6mm – Ф600mm
Wire: Ф0.01mm – Ф6mm
Others: Forged Rings, Flanges, Elbows, Tees, Reducers etc.
Standard: ASTM/ASME/AMS
- Fast Shipping / Ready Stock
- ISO 9001 Factory
- Custom Cutting
- 100% MTC & SGS Inspection
Haynes 25 (L-605) is a cobalt-based high temperature alloy containing chromium, tungsten and nickel. It provides excellent oxidation resistance, high strength and good wear resistance at elevated temperatures. The alloy is widely used in aerospace engine components, combustion systems and high temperature structural applications.
Chemical Composition (%)
| Item | Value |
| Co | Balance |
| Cr | 19-21 |
| W | 14-16 |
| Ni | 9-11 |
| Fe | ≤3 |
| C | 0.05-0.15 |
| Mn | 1-2 |
| Si | ≤0.4 |
Mechanical Properties (Typical)
| Item | Value |
| Tensile Strength | ≥930 MPa |
| Yield Strength | ≥420 MPa |
| Elongation | ≥25% |
Applications
- Aircraft engine components
- Combustor liners
- High temperature springs
- Gas turbine parts


Haynes 25 (L-605) is a cobalt-based high temperature alloy containing chromium, tungsten and nickel. It provides excellent oxidation resistance, high strength and good wear resistance at elevated temperatures. The alloy is widely used in aerospace engine components, combustion systems and high temperature structural applications.
Chemical Composition (%)
| Item | Value |
| Co | Balance |
| Cr | 19-21 |
| W | 14-16 |
| Ni | 9-11 |
| Fe | ≤3 |
| C | 0.05-0.15 |
| Mn | 1-2 |
| Si | ≤0.4 |
Mechanical Properties (Typical)
| Item | Value |
| Tensile Strength | ≥930 MPa |
| Yield Strength | ≥420 MPa |
| Elongation | ≥25% |
Applications
- Aircraft engine components
- Combustor liners
- High temperature springs
- Gas turbine parts
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