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C63020 Bronze vs. C87900 Brass

Both C63020 bronze and C87900 brass are copper alloys. They have 67% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C63020 bronze and the bottom bar is C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 6.8
25
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 44
41
Tensile Strength: Ultimate (UTS), MPa 1020
480
Tensile Strength: Yield (Proof), MPa 740
240

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 230
130
Melting Completion (Liquidus), °C 1070
930
Melting Onset (Solidus), °C 1020
900
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 40
120
Thermal Expansion, µm/m-K 18
20

Otherwise Unclassified Properties

Base Metal Price, % relative 29
24
Density, g/cm3 8.2
8.1
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 58
46
Embodied Water, L/kg 390
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
100
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
270
Stiffness to Weight: Axial, points 8.0
7.3
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 34
17
Strength to Weight: Bending, points 27
17
Thermal Diffusivity, mm2/s 11
37
Thermal Shock Resistance, points 35
16

Alloy Composition


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Aluminum (Al), % 10 to 11
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
63 to 69.2
Iron (Fe), % 4.0 to 5.5
0 to 0.4
Lead (Pb), % 0 to 0.030
0 to 0.25
Manganese (Mn), % 0 to 1.5
0 to 0.15
Nickel (Ni), % 4.2 to 6.0
0 to 0.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0.8 to 1.2
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.25
0 to 0.25
Zinc (Zn), % 0 to 0.3
30 to 36
Residuals, % 0 to 0.5
0