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C63020 Bronze vs. C32000 Brass

Both C63020 bronze and C32000 brass are copper alloys. They have 79% of their average alloy composition in common. There are 27 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 C63020 bronze and the bottom bar is C32000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 6.8
6.8 to 29
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 44
41
Shear Strength, MPa 600
180 to 280
Tensile Strength: Ultimate (UTS), MPa 1020
270 to 470
Tensile Strength: Yield (Proof), MPa 740
78 to 390

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 230
170
Melting Completion (Liquidus), °C 1070
1020
Melting Onset (Solidus), °C 1020
990
Specific Heat Capacity, J/kg-K 450
380
Thermal Conductivity, W/m-K 40
160
Thermal Expansion, µm/m-K 18
19

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.2
8.7
Embodied Carbon, kg CO2/kg material 3.6
2.6
Embodied Energy, MJ/kg 58
42
Embodied Water, L/kg 390
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
30 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 2320
28 to 680
Stiffness to Weight: Axial, points 8.0
7.1
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 34
8.8 to 15
Strength to Weight: Bending, points 27
11 to 16
Thermal Diffusivity, mm2/s 11
47
Thermal Shock Resistance, points 35
9.5 to 16

Alloy Composition

Aluminum (Al), % 10 to 11
0
Chromium (Cr), % 0 to 0.050
0
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 74.7 to 81.8
83.5 to 86.5
Iron (Fe), % 4.0 to 5.5
0 to 0.1
Lead (Pb), % 0 to 0.030
1.5 to 2.2
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 4.2 to 6.0
0 to 0.25
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.3
10.6 to 15
Residuals, % 0
0 to 0.4