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CC499K Bronze vs. C90200 Bronze

Both CC499K bronze and C90200 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 92% of their average alloy composition in common.

For each property being compared, the top bar is CC499K bronze and the bottom bar is C90200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 73
70
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 13
30
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 260
260
Tensile Strength: Yield (Proof), MPa 120
110

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 1000
1050
Melting Onset (Solidus), °C 920
880
Specific Heat Capacity, J/kg-K 370
370
Thermal Conductivity, W/m-K 73
62
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
13
Electrical Conductivity: Equal Weight (Specific), % IACS 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 32
34
Density, g/cm3 8.8
8.8
Embodied Carbon, kg CO2/kg material 3.1
3.3
Embodied Energy, MJ/kg 51
53
Embodied Water, L/kg 350
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
63
Resilience: Unit (Modulus of Resilience), kJ/m3 65
55
Stiffness to Weight: Axial, points 6.9
7.0
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.1
8.3
Strength to Weight: Bending, points 10
10
Thermal Diffusivity, mm2/s 22
19
Thermal Shock Resistance, points 9.2
9.5

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0050
Antimony (Sb), % 0 to 0.1
0 to 0.2
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.020
0
Cadmium (Cd), % 0 to 0.020
0
Chromium (Cr), % 0 to 0.020
0
Copper (Cu), % 84 to 88
91 to 94
Iron (Fe), % 0 to 0.3
0 to 0.2
Lead (Pb), % 0 to 3.0
0 to 0.3
Nickel (Ni), % 0 to 0.6
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 0.010
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.050
Tin (Sn), % 4.0 to 6.0
6.0 to 8.0
Zinc (Zn), % 4.0 to 6.0
0 to 0.5
Residuals, % 0
0 to 0.6