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C32000 Brass vs. C95500 Bronze

Both C32000 brass and C95500 bronze are copper alloys. They have 81% 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 C95500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 6.8 to 29
8.4 to 10
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 41
44
Tensile Strength: Ultimate (UTS), MPa 270 to 470
700 to 850
Tensile Strength: Yield (Proof), MPa 78 to 390
320 to 470

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 170
230
Melting Completion (Liquidus), °C 1020
1050
Melting Onset (Solidus), °C 990
1040
Specific Heat Capacity, J/kg-K 380
450
Thermal Conductivity, W/m-K 160
42
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 37
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 28
28
Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 42
57
Embodied Water, L/kg 310
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 59
58 to 61
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 680
420 to 950
Stiffness to Weight: Axial, points 7.1
8.0
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.8 to 15
24 to 29
Strength to Weight: Bending, points 11 to 16
21 to 24
Thermal Diffusivity, mm2/s 47
11
Thermal Shock Resistance, points 9.5 to 16
24 to 29

Alloy Composition


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Aluminum (Al), % 0
10 to 11.5
Copper (Cu), % 83.5 to 86.5
78 to 84
Iron (Fe), % 0 to 0.1
3.0 to 5.0
Lead (Pb), % 1.5 to 2.2
0
Manganese (Mn), % 0
0 to 3.5
Nickel (Ni), % 0 to 0.25
3.0 to 5.5
Zinc (Zn), % 10.6 to 15
0
Residuals, % 0 to 0.4
0 to 0.5