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C67600 Bronze vs. C81400 Copper

Both C67600 bronze and C81400 copper are copper alloys. They have 59% of their average alloy composition in common. There are 28 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 C67600 bronze and the bottom bar is C81400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 13 to 33
11
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 430 to 570
370
Tensile Strength: Yield (Proof), MPa 170 to 380
250

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 890
1090
Melting Onset (Solidus), °C 870
1070
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
260
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
60
Electrical Conductivity: Equal Weight (Specific), % IACS 27
61

Otherwise Unclassified Properties

Base Metal Price, % relative 23
33
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 47
45
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 130
36
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 680
260
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 15 to 20
11
Strength to Weight: Bending, points 16 to 19
13
Thermal Diffusivity, mm2/s 35
75
Thermal Shock Resistance, points 14 to 19
13

Alloy Composition

Beryllium (Be), % 0
0.020 to 0.1
Chromium (Cr), % 0
0.6 to 1.0
Copper (Cu), % 57 to 60
98.4 to 99.38
Iron (Fe), % 0.4 to 1.3
0
Lead (Pb), % 0.5 to 1.0
0
Manganese (Mn), % 0.050 to 0.5
0
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 35.2 to 41.6
0
Residuals, % 0
0 to 0.5