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C32000 Brass vs. C86800 Bronze

Both C32000 brass and C86800 bronze are copper alloys. They have 69% 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 C32000 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, % 6.8 to 29
22
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 41
42
Tensile Strength: Ultimate (UTS), MPa 270 to 470
570
Tensile Strength: Yield (Proof), MPa 78 to 390
260

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 1020
900
Melting Onset (Solidus), °C 990
880
Specific Heat Capacity, J/kg-K 380
400
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 37
10

Otherwise Unclassified Properties

Base Metal Price, % relative 28
24
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 42
51
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 59
100
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 680
310
Stiffness to Weight: Axial, points 7.1
7.7
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.8 to 15
20
Strength to Weight: Bending, points 11 to 16
19
Thermal Shock Resistance, points 9.5 to 16
18

Alloy Composition

Aluminum (Al), % 0
0 to 2.0
Copper (Cu), % 83.5 to 86.5
53.5 to 57
Iron (Fe), % 0 to 0.1
1.0 to 2.5
Lead (Pb), % 1.5 to 2.2
0 to 0.2
Manganese (Mn), % 0
2.5 to 4.0
Nickel (Ni), % 0 to 0.25
2.5 to 4.0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 10.6 to 15
28.3 to 40.5
Residuals, % 0
0 to 1.0