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6351 Aluminum vs. 1070A Aluminum

Both 6351 aluminum and 1070A aluminum are aluminum alloys. They have a very high 98% 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 6351 aluminum and the bottom bar is 1070A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
68
Elongation at Break, % 7.8 to 18
2.3 to 33
Fatigue Strength, MPa 79 to 130
17 to 51
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 84 to 200
44 to 81
Tensile Strength: Ultimate (UTS), MPa 140 to 310
68 to 140
Tensile Strength: Yield (Proof), MPa 95 to 270
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 570
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 180
230
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 46
60
Electrical Conductivity: Equal Weight (Specific), % IACS 150
200

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 38
3.0 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 540
2.1 to 100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 14 to 32
7.0 to 14
Strength to Weight: Bending, points 22 to 38
14 to 22
Thermal Diffusivity, mm2/s 72
94
Thermal Shock Resistance, points 6.1 to 14
3.1 to 6.3

Alloy Composition

Aluminum (Al), % 96 to 98.5
99.7 to 100
Copper (Cu), % 0 to 0.1
0 to 0.030
Iron (Fe), % 0 to 0.5
0 to 0.25
Magnesium (Mg), % 0.4 to 0.8
0 to 0.030
Manganese (Mn), % 0.4 to 0.8
0 to 0.030
Silicon (Si), % 0.7 to 1.3
0 to 0.2
Titanium (Ti), % 0 to 0.2
0 to 0.030
Zinc (Zn), % 0 to 0.2
0 to 0.070
Residuals, % 0 to 0.15
0

Comparable Variants