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7076 Aluminum vs. 6070 Aluminum

Both 7076 aluminum and 6070 aluminum are aluminum alloys. They have a moderately high 91% 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 7076 aluminum and the bottom bar is 6070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.2
5.6 to 8.6
Fatigue Strength, MPa 170
95 to 130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 310
220 to 240
Tensile Strength: Ultimate (UTS), MPa 530
370 to 380
Tensile Strength: Yield (Proof), MPa 460
350

Thermal Properties

Latent Heat of Fusion, J/g 380
410
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 630
650
Melting Onset (Solidus), °C 460
570
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 140
160
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
41
Electrical Conductivity: Equal Weight (Specific), % IACS 100
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 3.0
2.7
Embodied Carbon, kg CO2/kg material 8.0
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1110
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
20 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 1510
880 to 900
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 49
38
Strength to Weight: Bending, points 48
42 to 43
Thermal Diffusivity, mm2/s 54
65
Thermal Shock Resistance, points 23
16 to 17

Alloy Composition

Aluminum (Al), % 86.9 to 91.2
94.6 to 98
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0.3 to 1.0
0.15 to 0.4
Iron (Fe), % 0 to 0.6
0 to 0.5
Magnesium (Mg), % 1.2 to 2.0
0.5 to 1.2
Manganese (Mn), % 0.3 to 0.8
0.4 to 1.0
Silicon (Si), % 0 to 0.4
1.0 to 1.7
Titanium (Ti), % 0 to 0.2
0 to 0.15
Zinc (Zn), % 7.0 to 8.0
0 to 0.25
Residuals, % 0
0 to 0.15