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6101B-T6 Aluminum vs. 6151-T6 Aluminum

Both 6101B-T6 aluminum and 6151-T6 aluminum are aluminum alloys. Both are furnished in the T6 temper. 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 6101B-T6 aluminum and the bottom bar is 6151-T6 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 9.1
5.7
Fatigue Strength, MPa 70
100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 150
200
Tensile Strength: Ultimate (UTS), MPa 250
340
Tensile Strength: Yield (Proof), MPa 180
280

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 630
590
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 210
170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 57
45
Electrical Conductivity: Equal Weight (Specific), % IACS 190
150

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
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
18
Resilience: Unit (Modulus of Resilience), kJ/m3 240
580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 25
34
Strength to Weight: Bending, points 32
39
Thermal Diffusivity, mm2/s 87
70
Thermal Shock Resistance, points 11
15

Alloy Composition

Aluminum (Al), % 98.2 to 99.3
95.6 to 98.8
Chromium (Cr), % 0
0.15 to 0.35
Copper (Cu), % 0 to 0.050
0 to 0.35
Iron (Fe), % 0.1 to 0.3
0 to 1.0
Magnesium (Mg), % 0.35 to 0.6
0.45 to 0.8
Manganese (Mn), % 0 to 0.050
0 to 0.2
Silicon (Si), % 0.3 to 0.6
0.6 to 1.2
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0
0 to 0.15