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C84500 Brass vs. CC482K Bronze

Both C84500 brass and CC482K bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 84% of their average alloy composition in common.

For each property being compared, the top bar is C84500 brass and the bottom bar is CC482K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
99
Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 28
5.6
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 240
300
Tensile Strength: Yield (Proof), MPa 97
160

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 150
160
Melting Completion (Liquidus), °C 980
980
Melting Onset (Solidus), °C 840
860
Specific Heat Capacity, J/kg-K 360
360
Thermal Conductivity, W/m-K 72
64
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
10
Electrical Conductivity: Equal Weight (Specific), % IACS 17
10

Otherwise Unclassified Properties

Base Metal Price, % relative 28
36
Density, g/cm3 8.7
8.8
Embodied Carbon, kg CO2/kg material 2.9
3.8
Embodied Energy, MJ/kg 47
62
Embodied Water, L/kg 340
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
14
Resilience: Unit (Modulus of Resilience), kJ/m3 45
120
Stiffness to Weight: Axial, points 6.6
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.7
9.5
Strength to Weight: Bending, points 9.8
11
Thermal Diffusivity, mm2/s 23
20
Thermal Shock Resistance, points 8.6
11

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.010
Antimony (Sb), % 0 to 0.25
0 to 0.2
Copper (Cu), % 77 to 79
83.5 to 87
Iron (Fe), % 0 to 0.4
0 to 0.2
Lead (Pb), % 6.0 to 7.5
0.7 to 2.5
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0 to 1.0
0 to 2.0
Phosphorus (P), % 0 to 0.020
0 to 0.4
Silicon (Si), % 0 to 0.0050
0 to 0.010
Sulfur (S), % 0 to 0.080
0 to 0.080
Tin (Sn), % 2.0 to 4.0
10.5 to 12.5
Zinc (Zn), % 10 to 14
0 to 2.0
Residuals, % 0 to 0.7
0