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C32000 Brass vs. C60800 Bronze

Both C32000 brass and C60800 bronze are copper alloys. They have 85% of their average alloy composition in common.

For each property being compared, the top bar is C32000 brass and the bottom bar is C60800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 6.8 to 29
55
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 41
46
Shear Strength, MPa 180 to 280
290
Tensile Strength: Ultimate (UTS), MPa 270 to 470
390
Tensile Strength: Yield (Proof), MPa 78 to 390
150

Thermal Properties

Latent Heat of Fusion, J/g 190
220
Maximum Temperature: Mechanical, °C 170
210
Melting Completion (Liquidus), °C 1020
1060
Melting Onset (Solidus), °C 990
1050
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 160
80
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
17
Electrical Conductivity: Equal Weight (Specific), % IACS 37
18

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 42
48
Embodied Water, L/kg 310
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 59
170
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 680
94
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.8 to 15
13
Strength to Weight: Bending, points 11 to 16
14
Thermal Diffusivity, mm2/s 47
23
Thermal Shock Resistance, points 9.5 to 16
14

Alloy Composition


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Aluminum (Al), % 0
5.0 to 6.5
Arsenic (As), % 0
0.020 to 0.35
Copper (Cu), % 83.5 to 86.5
92.5 to 95
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 1.5 to 2.2
0 to 0.1
Nickel (Ni), % 0 to 0.25
0
Zinc (Zn), % 10.6 to 15
0
Residuals, % 0 to 0.4
0 to 0.5