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CC496K Bronze vs. CC499K Bronze

Both CC496K bronze and CC499K 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 CC496K bronze and the bottom bar is CC499K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 72
73
Elastic (Young's, Tensile) Modulus, GPa 97
110
Elongation at Break, % 8.6
13
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 36
41
Tensile Strength: Ultimate (UTS), MPa 210
260
Tensile Strength: Yield (Proof), MPa 99
120

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 900
1000
Melting Onset (Solidus), °C 820
920
Specific Heat Capacity, J/kg-K 340
370
Thermal Conductivity, W/m-K 52
73
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
12
Electrical Conductivity: Equal Weight (Specific), % IACS 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
32
Density, g/cm3 9.2
8.8
Embodied Carbon, kg CO2/kg material 3.3
3.1
Embodied Energy, MJ/kg 52
51
Embodied Water, L/kg 380
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
27
Resilience: Unit (Modulus of Resilience), kJ/m3 50
65
Stiffness to Weight: Axial, points 5.9
6.9
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 6.5
8.1
Strength to Weight: Bending, points 8.6
10
Thermal Diffusivity, mm2/s 17
22
Thermal Shock Resistance, points 8.1
9.2

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.010
Antimony (Sb), % 0 to 0.5
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.020
Cadmium (Cd), % 0
0 to 0.020
Chromium (Cr), % 0
0 to 0.020
Copper (Cu), % 72 to 79.5
84 to 88
Iron (Fe), % 0 to 0.25
0 to 0.3
Lead (Pb), % 13 to 17
0 to 3.0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0.5 to 2.0
0 to 0.6
Phosphorus (P), % 0 to 0.1
0 to 0.040
Silicon (Si), % 0 to 0.010
0 to 0.010
Sulfur (S), % 0 to 0.1
0 to 0.040
Tin (Sn), % 6.0 to 8.0
4.0 to 6.0
Zinc (Zn), % 0 to 2.0
4.0 to 6.0