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6101B Aluminum vs. 1070 Aluminum

Both 6101B aluminum and 1070 aluminum are aluminum alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is 6101B aluminum and the bottom bar is 1070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
68
Elongation at Break, % 9.1 to 13
4.5 to 39
Fatigue Strength, MPa 62 to 70
22 to 49
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 120 to 150
48 to 79
Tensile Strength: Ultimate (UTS), MPa 190 to 250
73 to 140
Tensile Strength: Yield (Proof), MPa 140 to 180
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 630
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 210
230
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 57
61
Electrical Conductivity: Equal Weight (Specific), % IACS 190
200

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1190
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 23
4.8 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 240
2.1 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 20 to 25
7.5 to 14
Strength to Weight: Bending, points 27 to 32
14 to 22
Thermal Diffusivity, mm2/s 87
94
Thermal Shock Resistance, points 8.5 to 11
3.3 to 6.1

Alloy Composition

Aluminum (Al), % 98.2 to 99.3
99.7 to 100
Copper (Cu), % 0 to 0.050
0 to 0.040
Iron (Fe), % 0.1 to 0.3
0 to 0.25
Magnesium (Mg), % 0.35 to 0.6
0 to 0.030
Manganese (Mn), % 0 to 0.050
0 to 0.030
Silicon (Si), % 0.3 to 0.6
0 to 0.2
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.1
0 to 0.040
Residuals, % 0
0 to 0.030