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7049A-T6 Aluminum vs. EN AC-46400-T6

Both 7049A-T6 aluminum and EN AC-46400-T6 are aluminum alloys. Both are furnished in the T6 temper. They have 90% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 7049A-T6 aluminum and the bottom bar is EN AC-46400-T6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
72
Elongation at Break, % 5.7
1.7
Fatigue Strength, MPa 180
85
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 590
310
Tensile Strength: Yield (Proof), MPa 500
270

Thermal Properties

Latent Heat of Fusion, J/g 370
520
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 430
570
Specific Heat Capacity, J/kg-K 850
890
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
33
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.2
7.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1100
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 32
4.9
Resilience: Unit (Modulus of Resilience), kJ/m3 1800
500
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 44
52
Strength to Weight: Axial, points 53
32
Strength to Weight: Bending, points 51
38
Thermal Diffusivity, mm2/s 50
55
Thermal Shock Resistance, points 25
14

Alloy Composition

Aluminum (Al), % 84.6 to 89.5
85.4 to 90.5
Chromium (Cr), % 0.050 to 0.25
0
Copper (Cu), % 1.2 to 1.9
0.8 to 1.3
Iron (Fe), % 0 to 0.5
0 to 0.8
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 2.1 to 3.1
0.25 to 0.65
Manganese (Mn), % 0 to 0.5
0.15 to 0.55
Nickel (Ni), % 0
0 to 0.2
Silicon (Si), % 0 to 0.4
8.3 to 9.7
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0 to 0.25
0 to 0.2
Zinc (Zn), % 7.2 to 8.4
0 to 0.8
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.25