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6151 Aluminum vs. 6101B Aluminum

Both 6151 aluminum and 6101B aluminum are aluminum alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is 6151 aluminum and the bottom bar is 6101B aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
68
Elongation at Break, % 1.1 to 5.7
9.1 to 13
Fatigue Strength, MPa 80 to 100
62 to 70
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 190 to 200
120 to 150
Tensile Strength: Ultimate (UTS), MPa 330 to 340
190 to 250
Tensile Strength: Yield (Proof), MPa 270 to 280
140 to 180

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.5 to 18
20 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 520 to 580
140 to 240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 34
20 to 25
Strength to Weight: Bending, points 39
27 to 32
Thermal Diffusivity, mm2/s 70
87
Thermal Shock Resistance, points 15
8.5 to 11

Alloy Composition

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

Comparable Variants