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C23000 Brass vs. C83800 Bronze

Both C23000 brass and C83800 bronze are copper alloys. They have 90% 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 C23000 brass and the bottom bar is C83800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 2.9 to 47
20
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 280 to 590
230
Tensile Strength: Yield (Proof), MPa 83 to 480
110

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 1030
1000
Melting Onset (Solidus), °C 990
840
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 160
72
Thermal Expansion, µm/m-K 19
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
15
Electrical Conductivity: Equal Weight (Specific), % IACS 39
15

Otherwise Unclassified Properties

Base Metal Price, % relative 28
30
Density, g/cm3 8.6
8.8
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 43
47
Embodied Water, L/kg 310
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.2 to 260
39
Resilience: Unit (Modulus of Resilience), kJ/m3 31 to 1040
53
Stiffness to Weight: Axial, points 7.2
6.6
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 8.9 to 19
7.4
Strength to Weight: Bending, points 11 to 18
9.6
Thermal Diffusivity, mm2/s 48
22
Thermal Shock Resistance, points 9.4 to 20
8.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 84 to 86
82 to 83.8
Iron (Fe), % 0 to 0.050
0 to 0.3
Lead (Pb), % 0 to 0.050
5.0 to 7.0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
3.3 to 4.2
Zinc (Zn), % 13.7 to 16
5.0 to 8.0
Residuals, % 0
0 to 0.7