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CC482K Bronze vs. C87200 Bronze

Both CC482K bronze and C87200 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 87% of their average alloy composition in common.

For each property being compared, the top bar is CC482K bronze and the bottom bar is C87200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 99
85
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 5.6
30
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 300
380
Tensile Strength: Yield (Proof), MPa 160
170

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 980
970
Melting Onset (Solidus), °C 860
860
Specific Heat Capacity, J/kg-K 360
410
Thermal Conductivity, W/m-K 64
28
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 10
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
29
Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 3.8
2.7
Embodied Energy, MJ/kg 62
44
Embodied Water, L/kg 400
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
93
Resilience: Unit (Modulus of Resilience), kJ/m3 120
130
Stiffness to Weight: Axial, points 6.8
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 9.5
12
Strength to Weight: Bending, points 11
14
Thermal Diffusivity, mm2/s 20
8.0
Thermal Shock Resistance, points 11
14

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 1.5
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 83.5 to 87
89 to 99
Iron (Fe), % 0 to 0.2
0 to 2.5
Lead (Pb), % 0.7 to 2.5
0 to 0.5
Manganese (Mn), % 0 to 0.2
0 to 1.5
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.4
0 to 0.5
Silicon (Si), % 0 to 0.010
1.0 to 5.0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 10.5 to 12.5
0 to 1.0
Zinc (Zn), % 0 to 2.0
0 to 5.0