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C31400 Bronze vs. C55180 Copper

Both C31400 bronze and C55180 copper are copper alloys. They have 89% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C31400 bronze and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 6.8 to 29
20
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 270 to 420
200
Tensile Strength: Yield (Proof), MPa 78 to 310
100

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 1040
920
Melting Onset (Solidus), °C 1010
710
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 180
200
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
29
Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 2.6
2.5
Embodied Energy, MJ/kg 42
39
Embodied Water, L/kg 310
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
34
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
48
Stiffness to Weight: Axial, points 7.1
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.7 to 13
6.4
Strength to Weight: Bending, points 11 to 14
8.8
Thermal Diffusivity, mm2/s 54
56
Thermal Shock Resistance, points 9.6 to 15
7.9

Alloy Composition


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Copper (Cu), % 87.5 to 90.5
94.7 to 95.2
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
4.8 to 5.2
Zinc (Zn), % 5.8 to 11.2
0
Residuals, % 0 to 0.4
0 to 0.15