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CR022A Copper vs. C91100 Bronze

Both CR022A copper and C91100 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 84% 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 C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 15
2.0
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
39
Tensile Strength: Ultimate (UTS), MPa 230
240
Tensile Strength: Yield (Proof), MPa 140
170

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 1090
950
Melting Onset (Solidus), °C 1040
820
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 380
63
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
38
Density, g/cm3 9.0
8.7
Embodied Carbon, kg CO2/kg material 2.6
4.2
Embodied Energy, MJ/kg 41
69
Embodied Water, L/kg 310
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 83
140
Stiffness to Weight: Axial, points 7.2
6.7
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.1
7.7
Strength to Weight: Bending, points 9.3
9.9
Thermal Diffusivity, mm2/s 110
20
Thermal Shock Resistance, points 8.1
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0 to 0.00040
0 to 0.2
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
82 to 85
Iron (Fe), % 0 to 0.0010
0 to 0.25
Lead (Pb), % 0 to 0.00050
0 to 0.25
Manganese (Mn), % 0 to 0.00050
0
Nickel (Ni), % 0 to 0.0010
0 to 0.5
Phosphorus (P), % 0.0010 to 0.0060
0 to 1.0
Selenium (Se), % 0 to 0.00020
0
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0 to 0.050
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
15 to 17
Zinc (Zn), % 0 to 0.00010
0 to 0.25