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C55180 Copper vs. CC381H Copper-nickel

Both C55180 copper and CC381H copper-nickel are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 67% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C55180 copper and the bottom bar is CC381H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
140
Elongation at Break, % 20
20
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 41
52
Tensile Strength: Ultimate (UTS), MPa 200
380
Tensile Strength: Yield (Proof), MPa 100
140

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 200
260
Melting Completion (Liquidus), °C 920
1180
Melting Onset (Solidus), °C 710
1120
Specific Heat Capacity, J/kg-K 400
410
Thermal Conductivity, W/m-K 200
30
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 29
40
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 2.5
5.0
Embodied Energy, MJ/kg 39
73
Embodied Water, L/kg 290
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
60
Resilience: Unit (Modulus of Resilience), kJ/m3 48
68
Stiffness to Weight: Axial, points 7.1
8.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.4
12
Strength to Weight: Bending, points 8.8
13
Thermal Diffusivity, mm2/s 56
8.4
Thermal Shock Resistance, points 7.9
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 94.7 to 95.2
64.5 to 69.9
Iron (Fe), % 0
0.5 to 1.5
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0
0.6 to 1.2
Nickel (Ni), % 0
29 to 31
Phosphorus (P), % 4.8 to 5.2
0 to 0.010
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0 to 0.15
0