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CR020A Copper vs. C67600 Bronze

Both CR020A copper and C67600 bronze are copper alloys. They have 59% 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 C67600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 15
13 to 33
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 220
430 to 570
Tensile Strength: Yield (Proof), MPa 130
170 to 380

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
120
Melting Completion (Liquidus), °C 1090
890
Melting Onset (Solidus), °C 1040
870
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 380
110
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
24
Electrical Conductivity: Equal Weight (Specific), % IACS 100
27

Otherwise Unclassified Properties

Base Metal Price, % relative 31
23
Density, g/cm3 9.0
8.0
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
47
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
63 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 76
140 to 680
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 6.8
15 to 20
Strength to Weight: Bending, points 9.0
16 to 19
Thermal Diffusivity, mm2/s 110
35
Thermal Shock Resistance, points 7.8
14 to 19

Alloy Composition


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Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.95 to 99.999
57 to 60
Iron (Fe), % 0
0.4 to 1.3
Lead (Pb), % 0 to 0.0050
0.5 to 1.0
Manganese (Mn), % 0
0.050 to 0.5
Phosphorus (P), % 0.0010 to 0.0060
0
Silver (Ag), % 0 to 0.015
0
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0
35.2 to 41.6
Residuals, % 0
0 to 0.5