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C55282 Copper vs. C55283 Copper

Both C55282 copper and C55283 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a very high 99% of their average alloy composition in common.

For each property being compared, the top bar is C55282 copper and the bottom bar is C55283 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 39
39
Tensile Strength: Ultimate (UTS), MPa 180
190

Thermal Properties

Brazing Temperature, °C 700 to 820
690 to 790
Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 770
720
Melting Onset (Solidus), °C 640
640
Specific Heat Capacity, J/kg-K 400
400
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.6
Embodied Carbon, kg CO2/kg material 7.0
7.9
Embodied Energy, MJ/kg 110
120

Common Calculations

Stiffness to Weight: Axial, points 6.8
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 5.8
6.1
Strength to Weight: Bending, points 8.2
8.5
Thermal Shock Resistance, points 7.4
8.0

Alloy Composition


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Copper (Cu), % 87.7 to 88.7
86.2 to 87.2
Phosphorus (P), % 6.5 to 7.0
7.0 to 7.5
Silver (Ag), % 4.8 to 5.2
5.8 to 6.2
Residuals, % 0 to 0.15
0 to 0.15