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C18400 Copper vs. C92500 Bronze

Both C18400 copper and C92500 bronze are copper alloys. They have 87% 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 C18400 copper and the bottom bar is C92500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 13 to 50
11
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 270 to 490
310
Tensile Strength: Yield (Proof), MPa 110 to 480
190

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1080
980
Melting Onset (Solidus), °C 1070
870
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 320
63
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
12
Electrical Conductivity: Equal Weight (Specific), % IACS 81
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
35
Density, g/cm3 8.9
8.7
Embodied Carbon, kg CO2/kg material 2.6
3.7
Embodied Energy, MJ/kg 41
61
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 120
30
Resilience: Unit (Modulus of Resilience), kJ/m3 54 to 980
170
Stiffness to Weight: Axial, points 7.3
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.5 to 15
9.8
Strength to Weight: Bending, points 10 to 16
12
Thermal Diffusivity, mm2/s 94
20
Thermal Shock Resistance, points 9.6 to 17
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Arsenic (As), % 0 to 0.0050
0
Calcium (Ca), % 0 to 0.0050
0
Chromium (Cr), % 0.4 to 1.2
0
Copper (Cu), % 97.2 to 99.6
85 to 88
Iron (Fe), % 0 to 0.15
0 to 0.3
Lead (Pb), % 0
1.0 to 1.5
Lithium (Li), % 0 to 0.050
0
Nickel (Ni), % 0
0.8 to 1.5
Phosphorus (P), % 0 to 0.050
0 to 1.5
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
10 to 12
Zinc (Zn), % 0 to 0.7
0 to 0.5
Residuals, % 0
0 to 0.7