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C31400 Bronze vs. C55181 Copper

Both C31400 bronze and C55181 copper are copper alloys. They have 89% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C31400 bronze and the bottom bar is C55181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 270 to 420
200

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 1040
790
Melting Onset (Solidus), °C 1010
710
Specific Heat Capacity, J/kg-K 380
410
Thermal Expansion, µm/m-K 18
16

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 2.6
2.4
Embodied Energy, MJ/kg 42
38
Embodied Water, L/kg 310
290

Common Calculations

Stiffness to Weight: Axial, points 7.1
7.0
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.7 to 13
6.5
Strength to Weight: Bending, points 11 to 14
8.9
Thermal Shock Resistance, points 9.6 to 15
8.2

Alloy Composition


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Copper (Cu), % 87.5 to 90.5
92.4 to 93
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
7.0 to 7.5
Zinc (Zn), % 5.8 to 11.2
0
Residuals, % 0 to 0.4
0 to 0.15