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7049 Aluminum vs. 296.0 Aluminum

Both 7049 aluminum and 296.0 aluminum are aluminum alloys. They have 90% of their average alloy composition in common. There are 30 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 296.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
75 to 90
Elastic (Young's, Tensile) Modulus, GPa 70
72
Elongation at Break, % 6.2 to 7.0
3.2 to 7.1
Fatigue Strength, MPa 160 to 170
47 to 70
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 510 to 530
260 to 270
Tensile Strength: Yield (Proof), MPa 420 to 450
120 to 180

Thermal Properties

Latent Heat of Fusion, J/g 370
420
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 480
540
Specific Heat Capacity, J/kg-K 860
870
Thermal Conductivity, W/m-K 130
130 to 150
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
33 to 37
Electrical Conductivity: Equal Weight (Specific), % IACS 110
99 to 110

Otherwise Unclassified Properties

Base Metal Price, % relative 10
11
Density, g/cm3 3.1
3.0
Embodied Carbon, kg CO2/kg material 8.1
7.8
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
7.6 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
110 to 220
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
46
Strength to Weight: Axial, points 46 to 47
24 to 25
Strength to Weight: Bending, points 46 to 47
30 to 31
Thermal Diffusivity, mm2/s 51
51 to 56
Thermal Shock Resistance, points 22 to 23
12

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
89 to 94
Chromium (Cr), % 0.1 to 0.22
0
Copper (Cu), % 1.2 to 1.9
4.0 to 5.0
Iron (Fe), % 0 to 0.35
0 to 1.2
Magnesium (Mg), % 2.0 to 2.9
0 to 0.050
Manganese (Mn), % 0 to 0.2
0 to 0.35
Nickel (Ni), % 0
0 to 0.35
Silicon (Si), % 0 to 0.25
2.0 to 3.0
Titanium (Ti), % 0 to 0.1
0 to 0.25
Zinc (Zn), % 7.2 to 8.2
0 to 0.5
Residuals, % 0
0 to 0.35