C62300
Aluminum Bronze
Wrought aluminum bronze for high wear applications. Offers excellent corrosion resistance and high strength.
Tensile Strength
75–82 ksi
Yield Strength
30–45 ksi
Machinability
30 / 100
Density
0.276 lb/in³
Chemical Composition
| Element | Min % | Max % |
|---|---|---|
| Copper (Cu) | 82.2 | 89.5 |
| Aluminum (Al) | 8.5 | 10 |
| Iron (Fe) | 2 | 4 |
| Zinc (Zn) | — | 0.5 |
| Tin (Sn) | — | 0.5 |
Physical Properties
| Density | 0.276 lb/cu in |
|---|---|
| Specific Gravity | 7.64 |
| Melting Point (Solidus) | 1880°F |
| Melting Point (Liquidus) | 1920°F |
| Electrical Conductivity | 12% IACS |
Mechanical Properties
| Tensile Strength | 75–82 ksi |
|---|---|
| Yield Strength | 30–45 ksi |
| Elongation | 25–35% |
| Hardness | 70–80 Rockwell B |
| Machinability Rating | 30 |
Thermal Properties
| Thermal Conductivity | 44 Btu/ft·hr·°F |
|---|---|
| Coefficient of Expansion | 9 × 10⁻⁶ /°F |
| Specific Heat | 0.09 Btu/lb·°F |
Fabrication Properties
Soldering
Brazing
Oxyacetylene Welding
Gas Shielded Arc
Coated Metal Arc
Cold Working
Hot Forming
Typical Applications
- Bearings and bushings
- Wear plates
- Corrosion-resistant parts
- Valve guides
- Gears
- Marine hardware
Applicable Specifications
- ASTM B150
- ASTM B169
- SAE J461
- SAE J463