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C81500 Copper vs. C94500 Bronze

Both C81500 copper and C94500 bronze are copper alloys. They have 73% of their average alloy composition in common.

For each property being compared, the top bar is C81500 copper and the bottom bar is C94500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
50
Elastic (Young's, Tensile) Modulus, GPa 120
92
Elongation at Break, % 17
12
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 44
34
Tensile Strength: Ultimate (UTS), MPa 350
170
Tensile Strength: Yield (Proof), MPa 280
83

Thermal Properties

Latent Heat of Fusion, J/g 210
160
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
940
Melting Onset (Solidus), °C 1080
800
Specific Heat Capacity, J/kg-K 390
330
Thermal Conductivity, W/m-K 320
52
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
10
Electrical Conductivity: Equal Weight (Specific), % IACS 83
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
30
Density, g/cm3 8.9
9.3
Embodied Carbon, kg CO2/kg material 2.6
3.2
Embodied Energy, MJ/kg 41
51
Embodied Water, L/kg 310
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
17
Resilience: Unit (Modulus of Resilience), kJ/m3 330
37
Stiffness to Weight: Axial, points 7.3
5.5
Stiffness to Weight: Bending, points 18
16
Strength to Weight: Axial, points 11
5.2
Strength to Weight: Bending, points 12
7.4
Thermal Diffusivity, mm2/s 91
17
Thermal Shock Resistance, points 12
6.7

Alloy Composition


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Aluminum (Al), % 0 to 0.1
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
66.7 to 78
Iron (Fe), % 0 to 0.1
0 to 0.15
Lead (Pb), % 0 to 0.020
16 to 22
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.15
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.1
6.0 to 8.0
Zinc (Zn), % 0 to 0.1
0 to 1.2
Residuals, % 0 to 0.5
0