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C18700 Copper vs. C66100 Bronze

Both C18700 copper and C66100 bronze are copper alloys. They have a very high 95% of their average alloy composition in common. There are 27 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 C66100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 9.0 to 9.6
8.0 to 40
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
43
Shear Strength, MPa 170 to 190
280 to 460
Tensile Strength: Ultimate (UTS), MPa 290 to 330
410 to 790
Tensile Strength: Yield (Proof), MPa 230 to 250
120 to 430

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1080
1050
Melting Onset (Solidus), °C 950
1000
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 380
34
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 9.0
8.7
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 41
42
Embodied Water, L/kg 310
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 29
53 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 280
60 to 790
Stiffness to Weight: Axial, points 7.1
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.0 to 10
13 to 25
Strength to Weight: Bending, points 11 to 12
14 to 22
Thermal Diffusivity, mm2/s 110
9.7
Thermal Shock Resistance, points 10 to 12
15 to 29

Alloy Composition

Copper (Cu), % 98 to 99.2
92 to 97
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0.8 to 1.5
0.2 to 0.8
Manganese (Mn), % 0
0 to 1.5
Silicon (Si), % 0
2.8 to 3.5
Zinc (Zn), % 0
0 to 1.5
Residuals, % 0
0 to 0.5

Comparable Variants