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C32000 Brass vs. C63200 Bronze

Both C32000 brass and C63200 bronze are copper alloys. They have 81% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C32000 brass and the bottom bar is C63200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 6.8 to 29
17 to 18
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 41
44
Shear Strength, MPa 180 to 280
390 to 440
Tensile Strength: Ultimate (UTS), MPa 270 to 470
640 to 710
Tensile Strength: Yield (Proof), MPa 78 to 390
310 to 350

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 170
230
Melting Completion (Liquidus), °C 1020
1060
Melting Onset (Solidus), °C 990
1040
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 160
35
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 37
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 2.6
3.4
Embodied Energy, MJ/kg 42
55
Embodied Water, L/kg 310
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 59
95 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 680
400 to 510
Stiffness to Weight: Axial, points 7.1
7.9
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.8 to 15
21 to 24
Strength to Weight: Bending, points 11 to 16
20 to 21
Thermal Diffusivity, mm2/s 47
9.6
Thermal Shock Resistance, points 9.5 to 16
22 to 24

Alloy Composition


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Aluminum (Al), % 0
8.7 to 9.5
Copper (Cu), % 83.5 to 86.5
78.8 to 82.6
Iron (Fe), % 0 to 0.1
3.5 to 4.3
Lead (Pb), % 1.5 to 2.2
0 to 0.020
Manganese (Mn), % 0
1.2 to 2.0
Nickel (Ni), % 0 to 0.25
4.0 to 4.8
Silicon (Si), % 0
0 to 0.1
Zinc (Zn), % 10.6 to 15
0
Residuals, % 0 to 0.4
0 to 0.5