AMPCO® 18.22
Description
AMPCO® 18.22 is a heat-treated copper alloy with outstanding mechanical properties. Combining superior tensile strength, yield strength, and hardness with good ductility, it is especially suited for aerospace applications requiring strength and flexibility under high loads. Its resistance to wear, fatigue, and corrosion makes it a trusted material across industries where reliability is paramount.
Manufacturing process
Centrifugally Casted
Sand Casted
Key Features
- Heat treated for enhanced properties
- Increased tensile strength, yield strength & hardness
- Good sliding properties
- Corrosion resistant
- Good ductility
- Wear & fatigue resistant
- No nickel contamination & no galling against stainless steel
- Recommended max. Operating Temperature: 300°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
- Thrust bearings & bearing liners
- Bushings & inserts
- Piston parts, sliders & guides
- Nuts & spindle nuts
- Aerospace and other high-stress applications
Extended Overview
AMPCO® 18.22 delivers consistent results in demanding conditions, particularly in aerospace where both strength and ductility are critical. Its ability to withstand impacts and high loads, while resisting wear and corrosion, ensures long-term performance in heavy-duty mechanical systems.
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 | Rp0,5 Mpa | A5 % | HBW | W/m.°K | Coefficient of Friction |
|---|---|---|---|---|---|---|
| 7.45 | 724 | 379 | 8 | 223 | 59 | 0.18 |
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