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C85700 Brass vs. C63020 Bronze

Both C85700 brass and C63020 bronze are copper alloys. They have 63% 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 C85700 brass and the bottom bar is C63020 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 17
6.8
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 310
1020
Tensile Strength: Yield (Proof), MPa 110
740

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 120
230
Melting Completion (Liquidus), °C 940
1070
Melting Onset (Solidus), °C 910
1020
Specific Heat Capacity, J/kg-K 380
450
Thermal Conductivity, W/m-K 84
40
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 24
29
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 2.8
3.6
Embodied Energy, MJ/kg 47
58
Embodied Water, L/kg 330
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
63
Resilience: Unit (Modulus of Resilience), kJ/m3 59
2320
Stiffness to Weight: Axial, points 7.2
8.0
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 11
34
Strength to Weight: Bending, points 13
27
Thermal Diffusivity, mm2/s 27
11
Thermal Shock Resistance, points 10
35

Alloy Composition

Aluminum (Al), % 0 to 0.8
10 to 11
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 58 to 64
74.7 to 81.8
Iron (Fe), % 0 to 0.7
4.0 to 5.5
Lead (Pb), % 0.8 to 1.5
0 to 0.030
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0 to 1.0
4.2 to 6.0
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0.5 to 1.5
0 to 0.25
Zinc (Zn), % 32 to 40
0 to 0.3
Residuals, % 0
0 to 0.5