- Excellent high-temperature strength and stability
- Outstanding oxidation and corrosion resistance
- High wear resistance under extreme conditions
- Good fabrication and welding performance
Haynes 25 Alloy (L605 / UNS R30605) – High-Temperature Cobalt-Based Superalloy
Haynes 25 alloy, also known as L605 or UNS R30605, is a cobalt-based superalloy designed for high-temperature performance and excellent oxidation resistance. It combines superior strength, thermal stability, and corrosion resistance, making it ideal for demanding aerospace, medical, and industrial applications.
Key Features
- Excellent high-temperature strength and stability
- Outstanding oxidation and corrosion resistance
- High wear resistance under extreme conditions
- Good fabrication and welding performance
- Reliable mechanical properties at elevated temperatures
- Suitable for long-term service in harsh environments
Chemical Composition
| Element | Composition (%) |
|---|---|
| Cobalt (Co) | Balance |
| Chromium (Cr) | 19.0 – 21.0 |
| Tungsten (W) | 14.0 – 16.0 |
| Nickel (Ni) | 9.0 – 11.0 |
| Iron (Fe) | ≤ 3.0 |
| Manganese (Mn) | 1.0 – 2.0 |
| Silicon (Si) | ≤ 0.40 |
| Carbon (C) | 0.05 – 0.15 |
Applications
Haynes 25 alloy is widely used in industries requiring high-temperature strength and corrosion resistance.
Aerospace Industry
- Combustion chambers
- Afterburner components
- Gas turbine engine parts
- High-temperature structural components
Medical Industry
- Surgical implants
- Orthopedic devices
- Medical-grade components
Industrial Applications
- Furnace parts
- Heat treatment fixtures
- Chemical processing equipment
- High-temperature fasteners
FAQ
What is Haynes 25 alloy?
Haynes 25 alloy is a cobalt-chromium-tungsten superalloy known for its excellent strength, oxidation resistance, and performance at elevated temperatures.
Is Haynes 25 the same as L605?
Yes. Haynes 25 is commonly referred to as L605 and is identified under UNS R30605.
What industries use Haynes 25 alloy?
Haynes 25 is commonly used in aerospace, medical, chemical processing, and high-temperature industrial applications.
What are the advantages of Haynes 25 alloy?
Its main advantages include high-temperature strength, oxidation resistance, corrosion resistance, and good wear performance.
Is Haynes 25 weldable?
Yes. Haynes 25 alloy offers good welding characteristics and can be fabricated using conventional welding methods.
Get a quote
Email: sales@hengyimetal.com
WhatsApp: +86 19521258704
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Hastelloy C276
Incoloy 825
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