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CR020A Copper vs. C61500 Bronze

Both CR020A copper and C61500 bronze are copper alloys. They have 90% 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 CR020A copper and the bottom bar is C61500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
3.0 to 55
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 220
480 to 970
Tensile Strength: Yield (Proof), MPa 130
150 to 720

Thermal Properties

Latent Heat of Fusion, J/g 210
220
Maximum Temperature: Mechanical, °C 200
220
Melting Completion (Liquidus), °C 1090
1040
Melting Onset (Solidus), °C 1040
1030
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 380
58
Thermal Expansion, µm/m-K 17
18

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 31
29
Density, g/cm3 9.0
8.4
Embodied Carbon, kg CO2/kg material 2.6
3.2
Embodied Energy, MJ/kg 41
52
Embodied Water, L/kg 320
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
27 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 76
100 to 2310
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.8
16 to 32
Strength to Weight: Bending, points 9.0
16 to 26
Thermal Diffusivity, mm2/s 110
16
Thermal Shock Resistance, points 7.8
17 to 34

Alloy Composition


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Aluminum (Al), % 0
7.7 to 8.3
Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.95 to 99.999
89 to 90.5
Lead (Pb), % 0 to 0.0050
0 to 0.015
Nickel (Ni), % 0
1.8 to 2.2
Phosphorus (P), % 0.0010 to 0.0060
0
Silver (Ag), % 0 to 0.015
0
Residuals, % 0
0 to 0.5