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CC483K Bronze vs. C90900 Bronze

Both CC483K bronze and C90900 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. Their average alloy composition is basically identical.

For each property being compared, the top bar is CC483K bronze and the bottom bar is C90900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 97
90
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 6.4
15
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 310
280
Tensile Strength: Yield (Proof), MPa 170
140

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 990
980
Melting Onset (Solidus), °C 870
820
Specific Heat Capacity, J/kg-K 370
360
Thermal Conductivity, W/m-K 68
65
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
11
Electrical Conductivity: Equal Weight (Specific), % IACS 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 36
36
Density, g/cm3 8.7
8.7
Embodied Carbon, kg CO2/kg material 3.8
3.9
Embodied Energy, MJ/kg 62
64
Embodied Water, L/kg 400
410

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
35
Resilience: Unit (Modulus of Resilience), kJ/m3 130
89
Stiffness to Weight: Axial, points 6.9
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 9.9
8.8
Strength to Weight: Bending, points 12
11
Thermal Diffusivity, mm2/s 21
21
Thermal Shock Resistance, points 11
10

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0050
Antimony (Sb), % 0 to 0.15
0 to 0.2
Copper (Cu), % 85 to 89
86 to 89
Iron (Fe), % 0 to 0.2
0 to 0.15
Lead (Pb), % 0 to 0.7
0 to 0.25
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 2.0
0 to 0.5
Phosphorus (P), % 0 to 0.6
0 to 0.050
Silicon (Si), % 0 to 0.010
0 to 0.0050
Sulfur (S), % 0 to 0.050
0 to 0.050
Tin (Sn), % 10.5 to 13
12 to 14
Zinc (Zn), % 0 to 0.5
0 to 0.25
Residuals, % 0
0 to 0.6