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CR004A Copper vs. C67400 Bronze

Both CR004A copper and C67400 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 (2, in this case) are not shown.

For each property being compared, the top bar is CR004A copper and the bottom bar is C67400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
22 to 28
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
41
Tensile Strength: Ultimate (UTS), MPa 220
480 to 610
Tensile Strength: Yield (Proof), MPa 130
250 to 370

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
890
Melting Onset (Solidus), °C 1040
870
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 380
100
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
23
Electrical Conductivity: Equal Weight (Specific), % IACS 100
26

Otherwise Unclassified Properties

Base Metal Price, % relative 31
23
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
48
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 76
300 to 660
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 6.8
17 to 22
Strength to Weight: Bending, points 9.0
17 to 20
Thermal Diffusivity, mm2/s 110
32
Thermal Shock Resistance, points 7.8
16 to 20

Alloy Composition

Aluminum (Al), % 0
0.5 to 2.0
Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.9 to 100
57 to 60
Iron (Fe), % 0
0 to 0.35
Lead (Pb), % 0 to 0.0050
0 to 0.5
Manganese (Mn), % 0
2.0 to 3.5
Nickel (Ni), % 0
0 to 0.25
Oxygen (O), % 0 to 0.040
0
Silicon (Si), % 0
0.5 to 1.5
Silver (Ag), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
31.1 to 40
Residuals, % 0
0 to 0.5