AMS 4881
Description
AMS 4881 is a high strength aluminum bronze alloy developed for aerospace and heavy-duty industrial applications. It combines excellent mechanical properties with outstanding corrosion and wear resistance. With its toughness and reliability under heavy loads, AMS 4881 is a trusted material for critical engineering components requiring long-term performance.
Manufacturing process
Centrifugally Casted
Sand Casted
Available in
Tube
Key Features
- High mechanical strength & hardness
- Good sliding properties
- Withstands high loads
- Corrosion & wear resistant
- High ductility
- Stable in vacuum environments
- Competes with Beryllium Copper
- Heat-treated to achieve best physical properties
- Compliant with AMS 4881
- Recommended max. Operating Temperature: 350°C*
*Note: This value is provided for information purposes only. For a detailed assessment, please contact our engineering team to evaluate your specific application conditions.
Applications
- Used for a variety of applications in the aerospace industry
- Developed for aircraft components
- Retractable landing gear gears & engine spacer bearings
- Aircraft landing gear bushings
- Gear wheels, wear & guide plates
- Suitable for high loads, abrasion & friction at high temperatures
- Applications in marine, steel & aerospace industries
Extended Overview
AMS 4881 is valued across aerospace, marine, and heavy industry for its superior strength, toughness, and ability to resist wear and corrosion. It is commonly used in high-load, high-stress environments where safety and reliability are critical. With its proven performance, AMS 4881 ensures longer service life, reduced downtime, and dependable operation in demanding engineering applications.
Mechanical Properties Composition
These are nominal values as these tables are used for comparative purposes. If specific figures are required, please go to the product page and download the technical data sheets for exact specs.
| D kg/dm3 | Rm Mpa | Rp0,2 Mpa | A5 % | HBW | W/m·K | Coefficient of Friction |
|---|---|---|---|---|---|---|
| 7.45 | 1000 | 793 | 8 | 286 | 42 | 0.23 |
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