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7049 Aluminum vs. B443.0 Aluminum

Both 7049 aluminum and B443.0 aluminum are aluminum alloys. They have 88% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 7049 aluminum and the bottom bar is B443.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
43
Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.2 to 7.0
4.9
Fatigue Strength, MPa 160 to 170
55
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 300 to 310
110
Tensile Strength: Ultimate (UTS), MPa 510 to 530
150
Tensile Strength: Yield (Proof), MPa 420 to 450
50

Thermal Properties

Latent Heat of Fusion, J/g 370
470
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
620
Melting Onset (Solidus), °C 480
600
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
38
Electrical Conductivity: Equal Weight (Specific), % IACS 110
130

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.1
8.0
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
5.6
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
18
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
52
Strength to Weight: Axial, points 46 to 47
15
Strength to Weight: Bending, points 46 to 47
23
Thermal Diffusivity, mm2/s 51
61
Thermal Shock Resistance, points 22 to 23
6.8

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
91.9 to 95.5
Chromium (Cr), % 0.1 to 0.22
0
Copper (Cu), % 1.2 to 1.9
0 to 0.15
Iron (Fe), % 0 to 0.35
0 to 0.8
Magnesium (Mg), % 2.0 to 2.9
0 to 0.050
Manganese (Mn), % 0 to 0.2
0 to 0.35
Silicon (Si), % 0 to 0.25
4.5 to 6.0
Titanium (Ti), % 0 to 0.1
0 to 0.25
Zinc (Zn), % 7.2 to 8.2
0 to 0.35
Residuals, % 0
0 to 0.15