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C61500 Bronze vs. 7076 Aluminum

C61500 bronze belongs to the copper alloys classification, while 7076 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is C61500 bronze and the bottom bar is 7076 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 3.0 to 55
6.2
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 42
27
Shear Strength, MPa 350 to 550
310
Tensile Strength: Ultimate (UTS), MPa 480 to 970
530
Tensile Strength: Yield (Proof), MPa 150 to 720
460

Thermal Properties

Latent Heat of Fusion, J/g 220
380
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1040
630
Melting Onset (Solidus), °C 1030
460
Specific Heat Capacity, J/kg-K 430
860
Thermal Conductivity, W/m-K 58
140
Thermal Expansion, µm/m-K 18
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
35
Electrical Conductivity: Equal Weight (Specific), % IACS 13
100

Otherwise Unclassified Properties

Base Metal Price, % relative 29
9.5
Density, g/cm3 8.4
3.0
Embodied Carbon, kg CO2/kg material 3.2
8.0
Embodied Energy, MJ/kg 52
150
Embodied Water, L/kg 380
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 200
31
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 2310
1510
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 19
45
Strength to Weight: Axial, points 16 to 32
49
Strength to Weight: Bending, points 16 to 26
48
Thermal Diffusivity, mm2/s 16
54
Thermal Shock Resistance, points 17 to 34
23

Alloy Composition

Aluminum (Al), % 7.7 to 8.3
86.9 to 91.2
Copper (Cu), % 89 to 90.5
0.3 to 1.0
Iron (Fe), % 0
0 to 0.6
Lead (Pb), % 0 to 0.015
0
Magnesium (Mg), % 0
1.2 to 2.0
Manganese (Mn), % 0
0.3 to 0.8
Nickel (Ni), % 1.8 to 2.2
0
Silicon (Si), % 0
0 to 0.4
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0
7.0 to 8.0
Residuals, % 0
0 to 0.15