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C31400 Bronze vs. CR024A Copper

Both C31400 bronze and CR024A copper 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 C31400 bronze and the bottom bar is CR024A copper.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 1040
1090
Melting Onset (Solidus), °C 1010
1040
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 180
370
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
100
Electrical Conductivity: Equal Weight (Specific), % IACS 43
100

Otherwise Unclassified Properties

Base Metal Price, % relative 29
31
Density, g/cm3 8.8
9.0
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 42
41
Embodied Water, L/kg 310
320

Common Calculations

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

Alloy Composition


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Copper (Cu), % 87.5 to 90.5
99.9 to 99.985
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 1.3 to 2.5
0
Nickel (Ni), % 0 to 0.7
0
Phosphorus (P), % 0
0.015 to 0.040
Silver (Ag), % 0
0 to 0.015
Zinc (Zn), % 5.8 to 11.2
0
Residuals, % 0 to 0.4
0