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EN AC-51300 Aluminum vs. 7049A Aluminum

Both EN AC-51300 aluminum and 7049A aluminum are aluminum alloys. They have a moderately high 91% 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 EN AC-51300 aluminum and the bottom bar is 7049A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
71
Elongation at Break, % 3.7
5.0 to 5.7
Fatigue Strength, MPa 78
180
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
27
Tensile Strength: Ultimate (UTS), MPa 190
580 to 590
Tensile Strength: Yield (Proof), MPa 110
500 to 530

Thermal Properties

Latent Heat of Fusion, J/g 400
370
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 600
430
Specific Heat Capacity, J/kg-K 910
850
Thermal Conductivity, W/m-K 110
130
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
40
Electrical Conductivity: Equal Weight (Specific), % IACS 100
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 9.1
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1
28 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 87
1800 to 1990
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
44
Strength to Weight: Axial, points 20
52 to 53
Strength to Weight: Bending, points 28
50 to 51
Thermal Diffusivity, mm2/s 45
50
Thermal Shock Resistance, points 8.6
25

Alloy Composition

Aluminum (Al), % 91.4 to 95.5
84.6 to 89.5
Chromium (Cr), % 0
0.050 to 0.25
Copper (Cu), % 0 to 0.1
1.2 to 1.9
Iron (Fe), % 0 to 0.55
0 to 0.5
Magnesium (Mg), % 4.5 to 6.5
2.1 to 3.1
Manganese (Mn), % 0 to 0.45
0 to 0.5
Silicon (Si), % 0 to 0.55
0 to 0.4
Titanium (Ti), % 0 to 0.2
0 to 0.25
Zinc (Zn), % 0 to 0.1
7.2 to 8.4
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15