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C55284 Copper vs. C72700 Copper-nickel

Both C55284 copper and C72700 copper-nickel are copper alloys. They have 80% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C55284 copper and the bottom bar is C72700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 38
44
Tensile Strength: Ultimate (UTS), MPa 180
460 to 1070

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 800
1100
Melting Onset (Solidus), °C 640
930
Specific Heat Capacity, J/kg-K 380
380
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 16
4.0
Embodied Energy, MJ/kg 260
62

Common Calculations

Stiffness to Weight: Axial, points 6.5
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 5.6
14 to 34
Strength to Weight: Bending, points 8.0
15 to 26
Thermal Shock Resistance, points 7.4
16 to 38

Alloy Composition


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Copper (Cu), % 79.2 to 80.7
82.1 to 86
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0
0.050 to 0.3
Nickel (Ni), % 0
8.5 to 9.5
Niobium (Nb), % 0
0 to 0.1
Phosphorus (P), % 4.8 to 5.2
0
Silver (Ag), % 14.5 to 15.5
0
Tin (Sn), % 0
5.5 to 6.5
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0 to 0.15
0 to 0.3