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EN AC-51300 Aluminum vs. 7076 Aluminum

Both EN AC-51300 aluminum and 7076 aluminum are aluminum alloys. They have a moderately high 92% 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 EN AC-51300 aluminum and the bottom bar is 7076 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
160
Elastic (Young's, Tensile) Modulus, GPa 67
70
Elongation at Break, % 3.7
6.2
Fatigue Strength, MPa 78
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
27
Tensile Strength: Ultimate (UTS), MPa 190
530
Tensile Strength: Yield (Proof), MPa 110
460

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 600
460
Specific Heat Capacity, J/kg-K 910
860
Thermal Conductivity, W/m-K 110
140
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
35
Electrical Conductivity: Equal Weight (Specific), % IACS 100
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 9.1
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1
31
Resilience: Unit (Modulus of Resilience), kJ/m3 87
1510
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
45
Strength to Weight: Axial, points 20
49
Strength to Weight: Bending, points 28
48
Thermal Diffusivity, mm2/s 45
54
Thermal Shock Resistance, points 8.6
23

Alloy Composition

Aluminum (Al), % 91.4 to 95.5
86.9 to 91.2
Copper (Cu), % 0 to 0.1
0.3 to 1.0
Iron (Fe), % 0 to 0.55
0 to 0.6
Magnesium (Mg), % 4.5 to 6.5
1.2 to 2.0
Manganese (Mn), % 0 to 0.45
0.3 to 0.8
Silicon (Si), % 0 to 0.55
0 to 0.4
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 0 to 0.1
7.0 to 8.0
Residuals, % 0 to 0.15
0 to 0.15