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C43500 Brass vs. C91100 Bronze

Both C43500 brass and C91100 bronze are copper alloys. They have 82% 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 C43500 brass and the bottom bar is C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 8.5 to 46
2.0
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 320 to 530
240
Tensile Strength: Yield (Proof), MPa 120 to 480
170

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 1000
950
Melting Onset (Solidus), °C 970
820
Specific Heat Capacity, J/kg-K 380
360
Thermal Conductivity, W/m-K 120
63
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 30
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 28
38
Density, g/cm3 8.5
8.7
Embodied Carbon, kg CO2/kg material 2.7
4.2
Embodied Energy, MJ/kg 45
69
Embodied Water, L/kg 320
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 120
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 1040
140
Stiffness to Weight: Axial, points 7.2
6.7
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 10 to 17
7.7
Strength to Weight: Bending, points 12 to 17
9.9
Thermal Diffusivity, mm2/s 37
20
Thermal Shock Resistance, points 11 to 18
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 79 to 83
82 to 85
Iron (Fe), % 0 to 0.050
0 to 0.25
Lead (Pb), % 0 to 0.090
0 to 0.25
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0.6 to 1.2
15 to 17
Zinc (Zn), % 15.4 to 20.4
0 to 0.25
Residuals, % 0 to 0.3
0