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CC330G Bronze vs. CC480K Bronze

Both CC330G bronze and CC480K bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is CC330G bronze and the bottom bar is CC480K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
88
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 20
13
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 530
300
Tensile Strength: Yield (Proof), MPa 190
180

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1050
1010
Melting Onset (Solidus), °C 1000
900
Specific Heat Capacity, J/kg-K 430
370
Thermal Conductivity, W/m-K 62
63
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
11
Electrical Conductivity: Equal Weight (Specific), % IACS 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 29
35
Density, g/cm3 8.4
8.8
Embodied Carbon, kg CO2/kg material 3.2
3.7
Embodied Energy, MJ/kg 52
59
Embodied Water, L/kg 390
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
35
Resilience: Unit (Modulus of Resilience), kJ/m3 170
140
Stiffness to Weight: Axial, points 7.5
6.9
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 18
9.6
Strength to Weight: Bending, points 17
11
Thermal Diffusivity, mm2/s 17
20
Thermal Shock Resistance, points 19
11

Alloy Composition

Aluminum (Al), % 8.0 to 10.5
0 to 0.010
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 87 to 92
86 to 90
Iron (Fe), % 0 to 1.2
0 to 0.2
Lead (Pb), % 0 to 0.3
0 to 1.0
Manganese (Mn), % 0 to 0.5
0 to 0.1
Nickel (Ni), % 0 to 1.0
0 to 2.0
Phosphorus (P), % 0
0 to 0.2
Silicon (Si), % 0 to 0.2
0 to 0.020
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.3
9.0 to 11
Zinc (Zn), % 0 to 0.5
0 to 0.5