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C32000 Brass vs. C94500 Bronze

Both C32000 brass and C94500 bronze are copper alloys. They have 75% 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 C94500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
92
Elongation at Break, % 6.8 to 29
12
Poisson's Ratio 0.33
0.36
Shear Modulus, GPa 41
34
Tensile Strength: Ultimate (UTS), MPa 270 to 470
170
Tensile Strength: Yield (Proof), MPa 78 to 390
83

Thermal Properties

Latent Heat of Fusion, J/g 190
160
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 1020
940
Melting Onset (Solidus), °C 990
800
Specific Heat Capacity, J/kg-K 380
330
Thermal Conductivity, W/m-K 160
52
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
10
Electrical Conductivity: Equal Weight (Specific), % IACS 37
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 28
30
Density, g/cm3 8.7
9.3
Embodied Carbon, kg CO2/kg material 2.6
3.2
Embodied Energy, MJ/kg 42
51
Embodied Water, L/kg 310
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 59
17
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 680
37
Stiffness to Weight: Axial, points 7.1
5.5
Stiffness to Weight: Bending, points 18
16
Strength to Weight: Axial, points 8.8 to 15
5.2
Strength to Weight: Bending, points 11 to 16
7.4
Thermal Diffusivity, mm2/s 47
17
Thermal Shock Resistance, points 9.5 to 16
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Copper (Cu), % 83.5 to 86.5
66.7 to 78
Iron (Fe), % 0 to 0.1
0 to 0.15
Lead (Pb), % 1.5 to 2.2
16 to 22
Nickel (Ni), % 0 to 0.25
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 10.6 to 15
0 to 1.2
Residuals, % 0 to 0.4
0