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CR022A Copper vs. CC334G Bronze

Both CR022A copper and CC334G bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 78% 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 CR022A copper and the bottom bar is CC334G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
5.6
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
45
Tensile Strength: Ultimate (UTS), MPa 230
810
Tensile Strength: Yield (Proof), MPa 140
410

Thermal Properties

Latent Heat of Fusion, J/g 210
240
Maximum Temperature: Mechanical, °C 200
240
Melting Completion (Liquidus), °C 1090
1080
Melting Onset (Solidus), °C 1040
1020
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 380
41
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 31
29
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 41
59
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
38
Resilience: Unit (Modulus of Resilience), kJ/m3 83
710
Stiffness to Weight: Axial, points 7.2
8.1
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.1
28
Strength to Weight: Bending, points 9.3
24
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 8.1
28

Alloy Composition

Aluminum (Al), % 0
10 to 12
Antimony (Sb), % 0 to 0.00040
0
Arsenic (As), % 0 to 0.00050
0
Bismuth (Bi), % 0 to 0.00020
0
Cadmium (Cd), % 0 to 0.00010
0
Copper (Cu), % 99.99 to 99.999
72 to 84.5
Iron (Fe), % 0 to 0.0010
3.0 to 7.0
Lead (Pb), % 0 to 0.00050
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0 to 0.00050
0 to 2.5
Nickel (Ni), % 0 to 0.0010
4.0 to 7.5
Phosphorus (P), % 0.0010 to 0.0060
0
Selenium (Se), % 0 to 0.00020
0
Silicon (Si), % 0
0 to 0.1
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
0 to 0.2
Zinc (Zn), % 0 to 0.00010
0 to 0.5