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C42500 Brass vs. CC331G Bronze

Both C42500 brass and CC331G bronze are copper alloys. They have 85% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C42500 brass and the bottom bar is CC331G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.0 to 49
20
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
43
Tensile Strength: Ultimate (UTS), MPa 310 to 630
620
Tensile Strength: Yield (Proof), MPa 120 to 590
240

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 1030
1060
Melting Onset (Solidus), °C 1010
1000
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 120
61
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
13
Electrical Conductivity: Equal Weight (Specific), % IACS 29
14

Otherwise Unclassified Properties

Base Metal Price, % relative 30
28
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 2.8
3.2
Embodied Energy, MJ/kg 46
53
Embodied Water, L/kg 330
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 130
97
Resilience: Unit (Modulus of Resilience), kJ/m3 64 to 1570
250
Stiffness to Weight: Axial, points 7.1
7.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.9 to 20
21
Strength to Weight: Bending, points 12 to 19
19
Thermal Diffusivity, mm2/s 36
17
Thermal Shock Resistance, points 11 to 22
22

Alloy Composition

Aluminum (Al), % 0
8.5 to 10.5
Copper (Cu), % 87 to 90
83 to 86.5
Iron (Fe), % 0 to 0.050
1.5 to 3.5
Lead (Pb), % 0 to 0.050
0 to 0.1
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 1.5
Phosphorus (P), % 0 to 0.35
0
Silicon (Si), % 0
0 to 0.2
Tin (Sn), % 1.5 to 3.0
0 to 0.2
Zinc (Zn), % 6.1 to 11.5
0 to 0.5
Residuals, % 0 to 0.5
0