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7049A Aluminum vs. C92200 Bronze

7049A aluminum belongs to the aluminum alloys classification, while C92200 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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 7049A aluminum and the bottom bar is C92200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 5.0 to 5.7
25
Fatigue Strength, MPa 180
76
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 27
41
Tensile Strength: Ultimate (UTS), MPa 580 to 590
280
Tensile Strength: Yield (Proof), MPa 500 to 530
140

Thermal Properties

Latent Heat of Fusion, J/g 370
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 640
990
Melting Onset (Solidus), °C 430
830
Specific Heat Capacity, J/kg-K 850
370
Thermal Conductivity, W/m-K 130
70
Thermal Expansion, µm/m-K 24
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
14
Electrical Conductivity: Equal Weight (Specific), % IACS 120
14

Otherwise Unclassified Properties

Base Metal Price, % relative 10
32
Density, g/cm3 3.1
8.7
Embodied Carbon, kg CO2/kg material 8.2
3.2
Embodied Energy, MJ/kg 150
52
Embodied Water, L/kg 1100
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28 to 32
58
Resilience: Unit (Modulus of Resilience), kJ/m3 1800 to 1990
87
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 44
18
Strength to Weight: Axial, points 52 to 53
8.9
Strength to Weight: Bending, points 50 to 51
11
Thermal Diffusivity, mm2/s 50
21
Thermal Shock Resistance, points 25
9.9

Alloy Composition

Aluminum (Al), % 84.6 to 89.5
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Chromium (Cr), % 0.050 to 0.25
0
Copper (Cu), % 1.2 to 1.9
86 to 90
Iron (Fe), % 0 to 0.5
0 to 0.25
Lead (Pb), % 0
1.0 to 2.0
Magnesium (Mg), % 2.1 to 3.1
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.4
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
5.5 to 6.5
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 7.2 to 8.4
3.0 to 5.0
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.7