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C63020 Bronze vs. C87500 Brass

Both C63020 bronze and C87500 brass are copper alloys. They have 79% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 6.8
18
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 1020
460
Tensile Strength: Yield (Proof), MPa 740
190

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Maximum Temperature: Mechanical, °C 230
170
Melting Completion (Liquidus), °C 1070
920
Melting Onset (Solidus), °C 1020
820
Specific Heat Capacity, J/kg-K 450
410
Thermal Conductivity, W/m-K 40
28
Thermal Expansion, µm/m-K 18
18

Otherwise Unclassified Properties

Base Metal Price, % relative 29
27
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 58
44
Embodied Water, L/kg 390
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
67
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
160
Stiffness to Weight: Axial, points 8.0
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 34
16
Strength to Weight: Bending, points 27
16
Thermal Diffusivity, mm2/s 11
8.3
Thermal Shock Resistance, points 35
17

Alloy Composition

Aluminum (Al), % 10 to 11
0 to 0.5
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
79 to 85
Iron (Fe), % 4.0 to 5.5
0
Lead (Pb), % 0 to 0.030
0 to 0.5
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 4.2 to 6.0
0
Silicon (Si), % 0
3.0 to 5.0
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.3
12 to 16
Residuals, % 0
0 to 0.5