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CR020A Copper vs. C95400 Bronze

Both CR020A copper and C95400 bronze are copper alloys. They have 85% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CR020A copper and the bottom bar is C95400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
8.1 to 16
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
43
Tensile Strength: Ultimate (UTS), MPa 220
600 to 710
Tensile Strength: Yield (Proof), MPa 130
240 to 360

Thermal Properties

Latent Heat of Fusion, J/g 210
230
Maximum Temperature: Mechanical, °C 200
230
Melting Completion (Liquidus), °C 1090
1040
Melting Onset (Solidus), °C 1040
1030
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 380
59
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
13
Electrical Conductivity: Equal Weight (Specific), % IACS 100
14

Otherwise Unclassified Properties

Base Metal Price, % relative 31
27
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 2.6
3.2
Embodied Energy, MJ/kg 41
53
Embodied Water, L/kg 320
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
48 to 75
Resilience: Unit (Modulus of Resilience), kJ/m3 76
250 to 560
Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 6.8
20 to 24
Strength to Weight: Bending, points 9.0
19 to 22
Thermal Diffusivity, mm2/s 110
16
Thermal Shock Resistance, points 7.8
21 to 25

Alloy Composition


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Aluminum (Al), % 0
10 to 11.5
Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.95 to 99.999
83 to 87
Iron (Fe), % 0
3.0 to 5.0
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 1.5
Phosphorus (P), % 0.0010 to 0.0060
0
Silver (Ag), % 0 to 0.015
0
Residuals, % 0
0 to 0.5