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C23000 Brass vs. C91000 Bronze

Both C23000 brass and C91000 bronze are copper alloys. They have 86% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C23000 brass and the bottom bar is C91000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.9 to 47
7.0
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 280 to 590
230
Tensile Strength: Yield (Proof), MPa 83 to 480
150

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 1030
960
Melting Onset (Solidus), °C 990
820
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 160
64
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 39
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 28
37
Density, g/cm3 8.6
8.6
Embodied Carbon, kg CO2/kg material 2.6
4.1
Embodied Energy, MJ/kg 43
67
Embodied Water, L/kg 310
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.2 to 260
14
Resilience: Unit (Modulus of Resilience), kJ/m3 31 to 1040
100
Stiffness to Weight: Axial, points 7.2
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 8.9 to 19
7.5
Strength to Weight: Bending, points 11 to 18
9.7
Thermal Diffusivity, mm2/s 48
20
Thermal Shock Resistance, points 9.4 to 20
8.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 84 to 86
84 to 86
Iron (Fe), % 0 to 0.050
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.2
Nickel (Ni), % 0
0 to 0.8
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
14 to 16
Zinc (Zn), % 13.7 to 16
0 to 1.5
Residuals, % 0
0 to 0.6