Cast C62400
Information
Product description: Aluminum bronze 11%
TEMPERS: HR50 Drawn and Stress Relieved
Solids: 1/2" to 3" O.D.*
Standard lengths: 144” *Consult mill for other sizes
Typical uses
Fasteners: nuts
Industrial: bushings, cams, drift pins, gears, hydraulic bushings, support bushings, tie rods, valve balls, wear plates, welding wire
Similar or equivalent specification
| CDA | ASTM | SAE | AMS | Federal | Military | Other |
|---|---|---|---|---|---|---|
| C62400 | B150 B150M | J461 J463 |
Chemical composition
| Cu%1 | Sn% | Fe% | Al% | Mn% | Si% |
|---|---|---|---|---|---|
| Rem. | 0.20 | 2.00-4.50 | 10.00-11.50 | 0.30 | 0.25 |
Chemical composition according to ASTM B150/B150M-19
¹Cu value includes Ag
Note: Cu + sum of named elements, 99.5% min. Single values represent maximums.
Machinability
| Copper alloy UNS no. | Machinability rating | Density (lb / in³ at 68 °F) |
|---|---|---|
| C62400 | 50 | 0.269 |
Mechanical properties
Mechanical properties according to ASTM B150/B150M-19
HR50 Drawn and Stress Relieved Temper
Size Range: 1/2" and Under Rod
| Tensile strength, min | Yield strength, at 0.5% extension under load, min | Elongation, 4x Diameter or Specimen Thickness, min | Rockwell "B" Hardness | Remarks | ||
|---|---|---|---|---|---|---|
| ksi | MPa | ksi | MPa | % | min to max HRB | |
| 95 | 655 | 45 | 310 | 10 | ||
Size Range: Over 1/2" to 1" Rod Inclusive
| Tensile strength, min | Yield strength, at 0.5% extension under load, min | Elongation, 4x Diameter or Specimen Thickness, min | Rockwell "B" Hardness | Remarks | ||
|---|---|---|---|---|---|---|
| ksi | MPa | ksi | MPa | % | min to max HRB | |
| 95 | 655 | 45 | 310 | 10 | ||
Size Range: Over 1" to 2" Rod Inclusive
| Tensile strength, min | Yield strength, at 0.5% extension under load, min | Elongation, 4x Diameter or Specimen Thickness, min | Rockwell "B" Hardness | Remarks | ||
|---|---|---|---|---|---|---|
| ksi | MPa | ksi | MPa | % | min to max HRB | |
| 90 | 620 | 40 | 295 | 12 | ||
Size Range: Over 2" to 3" Rod Inclusive
| Tensile strength, min | Yield strength, at 0.5% extension under load, min | Elongation, 4x Diameter or Specimen Thickness, min | Rockwell "B" Hardness | Remarks | ||
|---|---|---|---|---|---|---|
| ksi | MPa | ksi | MPa | % | min to max HRB | |
| 90 | 620 | 40 | 275 | 12 | ||
Physical properties
| US Customary | Metric | |
|---|---|---|
| Melting point - liquidus | 1900 °F | 1038 °C |
| Melting point - solidus | 1880 °F | 1027 °C |
| Density | 0.269 lb/in³ at 68 °F | 7.45 gm/cm³ at 20 °C |
| Specific gravity | 7.45 | 7.45 |
| Electrical conductivity | 12% IACS at 68 °F | 0.07 MegaSiemens/cm at 20 °C |
| Thermal conductivity | 34 Btu/sq ft/ft hr/°F at 68 °F | 59 W/m at 20 °C |
| Coefficient of thermal expansion 68-572 | 9 · 10-6 per °F (68-572 °F) | 15.6 · 10-6 per °C (20-300 °C) |
| Specific heat capacity | 0.09 Btu/lb/°F at 68 °F | 377.1 J/kg at 20 °C |
| Modulus of elastic in tension | 17000 ksi | 117212 MPa |
| Modulus of Rigidity | 6400 ksi | 44127 MPa |
Fabrication properties
| Technique | Suitability |
|---|---|
| Soldering | Not recommended |
| Brazing | Fair |
| Oxyacetylene welding | Not recommended |
| Gas shielded arc welding | Good |
| Coated metal arc welding | Good |
| Spot Weld | Good |
| Seam Weld | Good |
| Butt Weld | Good |
| Capacity for Being Cold Worked | Poor |
| Capacity for Being Hot Formed | Excellent |
| Forgeability Rating | 80 |
| Machinability rating | 50 |
Thermal properties
| Treatment | Minimum * | Maximum * |
|---|---|---|
| Annealing | 1100 | 1200 |
| Hot Treatment | 1400 | 1625 |
* Temperature is measured in Fahrenheit