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C32000 Brass vs. C92700 Bronze

Both C32000 brass and C92700 bronze are copper alloys. They have 87% of their average alloy composition in common. There are 28 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 C32000 brass and the bottom bar is C92700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 6.8 to 29
9.1
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 270 to 470
290
Tensile Strength: Yield (Proof), MPa 78 to 390
150

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 1020
980
Melting Onset (Solidus), °C 990
840
Specific Heat Capacity, J/kg-K 380
370
Thermal Conductivity, W/m-K 160
47
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
11
Electrical Conductivity: Equal Weight (Specific), % IACS 37
11

Otherwise Unclassified Properties

Base Metal Price, % relative 28
35
Density, g/cm3 8.7
8.7
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 42
58
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 59
22
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 680
110
Stiffness to Weight: Axial, points 7.1
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.8 to 15
9.1
Strength to Weight: Bending, points 11 to 16
11
Thermal Diffusivity, mm2/s 47
15
Thermal Shock Resistance, points 9.5 to 16
11

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 83.5 to 86.5
86 to 89
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 1.5 to 2.2
1.0 to 2.5
Nickel (Ni), % 0 to 0.25
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
9.0 to 11
Zinc (Zn), % 10.6 to 15
0 to 0.7
Residuals, % 0 to 0.4
0 to 0.7