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C31400 Bronze vs. C19700 Copper

Both C31400 bronze and C19700 copper 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 C19700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 6.8 to 29
2.4 to 13
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
43
Shear Strength, MPa 180 to 240
240 to 300
Tensile Strength: Ultimate (UTS), MPa 270 to 420
400 to 530
Tensile Strength: Yield (Proof), MPa 78 to 310
330 to 520

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
250
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
86 to 88
Electrical Conductivity: Equal Weight (Specific), % IACS 43
87 to 89

Otherwise Unclassified Properties

Base Metal Price, % relative 29
30
Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 42
41
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
12 to 49
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
460 to 1160
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
12 to 16
Strength to Weight: Bending, points 11 to 14
14 to 16
Thermal Diffusivity, mm2/s 54
73
Thermal Shock Resistance, points 9.6 to 15
14 to 19

Alloy Composition


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Cobalt (Co), % 0
0 to 0.050
Copper (Cu), % 87.5 to 90.5
97.4 to 99.59
Iron (Fe), % 0 to 0.1
0.3 to 1.2
Lead (Pb), % 1.3 to 2.5
0 to 0.050
Magnesium (Mg), % 0
0.010 to 0.2
Manganese (Mn), % 0
0 to 0.050
Nickel (Ni), % 0 to 0.7
0 to 0.050
Phosphorus (P), % 0
0.1 to 0.4
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 5.8 to 11.2
0 to 0.2
Residuals, % 0 to 0.4
0 to 0.2

Comparable Variants