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C18700 Copper vs. C95600 Bronze

Both C18700 copper and C95600 bronze are copper alloys. They have a moderately high 90% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C18700 copper and the bottom bar is C95600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 9.0 to 9.6
15
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 290 to 330
500
Tensile Strength: Yield (Proof), MPa 230 to 250
230

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Maximum Temperature: Mechanical, °C 200
210
Melting Completion (Liquidus), °C 1080
1000
Melting Onset (Solidus), °C 950
980
Specific Heat Capacity, J/kg-K 380
430
Thermal Conductivity, W/m-K 380
39
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 99
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
28
Density, g/cm3 9.0
8.3
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 41
50
Embodied Water, L/kg 310
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 29
60
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 280
230
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.0 to 10
17
Strength to Weight: Bending, points 11 to 12
17
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 10 to 12
18

Alloy Composition

Aluminum (Al), % 0
6.0 to 8.0
Copper (Cu), % 98 to 99.2
88 to 92.2
Lead (Pb), % 0.8 to 1.5
0
Nickel (Ni), % 0
0 to 0.25
Silicon (Si), % 0
1.8 to 3.2
Residuals, % 0
0 to 1.0