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C18700 Copper vs. CC495K Bronze

Both C18700 copper and CC495K bronze are copper alloys. They have 80% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C18700 copper and the bottom bar is CC495K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 9.0 to 9.6
7.0
Poisson's Ratio 0.34
0.35
Shear Modulus, GPa 43
37
Tensile Strength: Ultimate (UTS), MPa 290 to 330
240
Tensile Strength: Yield (Proof), MPa 230 to 250
120

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
140
Melting Completion (Liquidus), °C 1080
930
Melting Onset (Solidus), °C 950
820
Specific Heat Capacity, J/kg-K 380
350
Thermal Conductivity, W/m-K 380
48
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
10
Electrical Conductivity: Equal Weight (Specific), % IACS 99
10

Otherwise Unclassified Properties

Base Metal Price, % relative 30
33
Density, g/cm3 9.0
9.0
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 41
58
Embodied Water, L/kg 310
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 29
14
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 280
68
Stiffness to Weight: Axial, points 7.1
6.2
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 9.0 to 10
7.3
Strength to Weight: Bending, points 11 to 12
9.4
Thermal Diffusivity, mm2/s 110
15
Thermal Shock Resistance, points 10 to 12
8.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 98 to 99.2
76 to 82
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0.8 to 1.5
8.0 to 11
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 0
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
9.0 to 11
Zinc (Zn), % 0
0 to 2.0
Residuals, % 0 to 0.5
0