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C81400 Copper vs. C94400 Bronze

Both C81400 copper and C94400 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 C81400 copper and the bottom bar is C94400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 11
18
Poisson's Ratio 0.34
0.35
Shear Modulus, GPa 41
37
Tensile Strength: Ultimate (UTS), MPa 370
220
Tensile Strength: Yield (Proof), MPa 250
110

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
150
Melting Completion (Liquidus), °C 1090
940
Melting Onset (Solidus), °C 1070
790
Specific Heat Capacity, J/kg-K 390
350
Thermal Conductivity, W/m-K 260
52
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
10
Electrical Conductivity: Equal Weight (Specific), % IACS 61
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 33
32
Density, g/cm3 8.9
9.1
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 45
54
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
33
Resilience: Unit (Modulus of Resilience), kJ/m3 260
60
Stiffness to Weight: Axial, points 7.3
6.1
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 11
6.8
Strength to Weight: Bending, points 13
9.0
Thermal Diffusivity, mm2/s 75
17
Thermal Shock Resistance, points 13
8.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Beryllium (Be), % 0.020 to 0.1
0
Chromium (Cr), % 0.6 to 1.0
0
Copper (Cu), % 98.4 to 99.38
76.1 to 84
Iron (Fe), % 0
0 to 0.15
Lead (Pb), % 0
9.0 to 12
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0 to 0.5
0