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6101B Aluminum vs. 1100A Aluminum

Both 6101B aluminum and 1100A 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 1100A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 9.1 to 13
4.5 to 34
Fatigue Strength, MPa 62 to 70
35 to 74
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 120 to 150
59 to 99
Tensile Strength: Ultimate (UTS), MPa 190 to 250
89 to 170
Tensile Strength: Yield (Proof), MPa 140 to 180
29 to 150

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
60
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
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 23
6.4 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 240
5.9 to 150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 20 to 25
9.1 to 17
Strength to Weight: Bending, points 27 to 32
16 to 25
Thermal Diffusivity, mm2/s 87
93
Thermal Shock Resistance, points 8.5 to 11
4.0 to 7.6

Alloy Composition

Aluminum (Al), % 98.2 to 99.3
99 to 100
Copper (Cu), % 0 to 0.050
0.050 to 0.2
Iron (Fe), % 0.1 to 0.3
0 to 1.0
Magnesium (Mg), % 0.35 to 0.6
0 to 0.1
Manganese (Mn), % 0 to 0.050
0 to 0.050
Silicon (Si), % 0.3 to 0.6
0 to 1.0
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.1
0 to 0.1
Residuals, % 0
0 to 0.15