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C43500 Brass vs. C86800 Bronze

Both C43500 brass and C86800 bronze are copper alloys. They have 74% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C43500 brass and the bottom bar is C86800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 8.5 to 46
22
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 320 to 530
570
Tensile Strength: Yield (Proof), MPa 120 to 480
260

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
140
Melting Completion (Liquidus), °C 1000
900
Melting Onset (Solidus), °C 970
880
Specific Heat Capacity, J/kg-K 380
400
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 30
10

Otherwise Unclassified Properties

Base Metal Price, % relative 28
24
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 45
51
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 120
100
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 1040
310
Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 10 to 17
20
Strength to Weight: Bending, points 12 to 17
19
Thermal Shock Resistance, points 11 to 18
18

Alloy Composition

Aluminum (Al), % 0
0 to 2.0
Copper (Cu), % 79 to 83
53.5 to 57
Iron (Fe), % 0 to 0.050
1.0 to 2.5
Lead (Pb), % 0 to 0.090
0 to 0.2
Manganese (Mn), % 0
2.5 to 4.0
Nickel (Ni), % 0
2.5 to 4.0
Tin (Sn), % 0.6 to 1.2
0 to 1.0
Zinc (Zn), % 15.4 to 20.4
28.3 to 40.5
Residuals, % 0
0 to 1.0