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C31400 Bronze vs. C61800 Bronze

Both C31400 bronze and C61800 bronze are copper alloys. They have 89% of their average alloy composition in common. There are 29 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 C61800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 6.8 to 29
26
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
44
Shear Strength, MPa 180 to 240
310
Tensile Strength: Ultimate (UTS), MPa 270 to 420
740
Tensile Strength: Yield (Proof), MPa 78 to 310
310

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 1040
1050
Melting Onset (Solidus), °C 1010
1040
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 180
64
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
13
Electrical Conductivity: Equal Weight (Specific), % IACS 43
14

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 2.6
3.1
Embodied Energy, MJ/kg 42
52
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
150
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
420
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.7 to 13
25
Strength to Weight: Bending, points 11 to 14
22
Thermal Diffusivity, mm2/s 54
18
Thermal Shock Resistance, points 9.6 to 15
26

Alloy Composition


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Aluminum (Al), % 0
8.5 to 11
Copper (Cu), % 87.5 to 90.5
86.9 to 91
Iron (Fe), % 0 to 0.1
0.5 to 1.5
Lead (Pb), % 1.3 to 2.5
0 to 0.020
Nickel (Ni), % 0 to 0.7
0
Silicon (Si), % 0
0 to 0.1
Zinc (Zn), % 5.8 to 11.2
0 to 0.020
Residuals, % 0 to 0.4
0 to 0.5