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C31400 Bronze vs. C82400 Copper

Both C31400 bronze and C82400 copper are copper alloys. They have 89% of their average alloy composition in common. There are 27 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 C31400 bronze and the bottom bar is C82400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 6.8 to 29
1.0 to 20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
45
Tensile Strength: Ultimate (UTS), MPa 270 to 420
500 to 1030
Tensile Strength: Yield (Proof), MPa 78 to 310
260 to 970

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
270
Melting Completion (Liquidus), °C 1040
1000
Melting Onset (Solidus), °C 1010
900
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 180
130
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
25
Electrical Conductivity: Equal Weight (Specific), % IACS 43
26

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.8
Embodied Carbon, kg CO2/kg material 2.6
8.9
Embodied Energy, MJ/kg 42
140
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
10 to 83
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
270 to 3870
Stiffness to Weight: Axial, points 7.1
7.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.7 to 13
16 to 33
Strength to Weight: Bending, points 11 to 14
16 to 26
Thermal Diffusivity, mm2/s 54
39
Thermal Shock Resistance, points 9.6 to 15
17 to 36

Alloy Composition


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Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
1.6 to 1.9
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.2 to 0.65
Copper (Cu), % 87.5 to 90.5
96 to 98.2
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 1.3 to 2.5
0 to 0.020
Nickel (Ni), % 0 to 0.7
0 to 0.2
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 5.8 to 11.2
0 to 0.1
Residuals, % 0 to 0.4
0 to 0.5