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C81500 Copper vs. C92900 Bronze

Both C81500 copper and C92900 bronze are copper alloys. They have 84% of their average alloy composition in common.

For each property being compared, the top bar is C81500 copper and the bottom bar is C92900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
84
Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17
9.1
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 350
350
Tensile Strength: Yield (Proof), MPa 280
190

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1090
1030
Melting Onset (Solidus), °C 1080
860
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 320
58
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 83
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 31
35
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 2.6
3.8
Embodied Energy, MJ/kg 41
61
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
27
Resilience: Unit (Modulus of Resilience), kJ/m3 330
170
Stiffness to Weight: Axial, points 7.3
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11
11
Strength to Weight: Bending, points 12
13
Thermal Diffusivity, mm2/s 91
18
Thermal Shock Resistance, points 12
13

Alloy Composition


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Aluminum (Al), % 0 to 0.1
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
82 to 86
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 0 to 0.020
2.0 to 3.2
Nickel (Ni), % 0
2.8 to 4.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.15
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.1
9.0 to 11
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0 to 0.5
0 to 0.7