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CR014A Copper vs. C31400 Bronze

Both CR014A copper and C31400 bronze are copper alloys. They have 89% 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 CR014A copper and the bottom bar is C31400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
6.8 to 29
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 230
270 to 420
Tensile Strength: Yield (Proof), MPa 140
78 to 310

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1090
1040
Melting Onset (Solidus), °C 1040
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 380
180
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
42
Electrical Conductivity: Equal Weight (Specific), % IACS 99
43

Otherwise Unclassified Properties

Base Metal Price, % relative 32
29
Density, g/cm3 9.0
8.8
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 42
42
Embodied Water, L/kg 340
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
26 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 83
28 to 420
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.1
8.7 to 13
Strength to Weight: Bending, points 9.3
11 to 14
Thermal Diffusivity, mm2/s 110
54
Thermal Shock Resistance, points 8.1
9.6 to 15

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.913 to 99.969
87.5 to 90.5
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0
1.3 to 2.5
Nickel (Ni), % 0
0 to 0.7
Phosphorus (P), % 0.0010 to 0.0070
0
Silver (Ag), % 0.030 to 0.050
0
Zinc (Zn), % 0
5.8 to 11.2
Residuals, % 0
0 to 0.4