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EN AC-51300 Aluminum vs. 6261 Aluminum

Both EN AC-51300 aluminum and 6261 aluminum are aluminum alloys. They have a very high 95% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN AC-51300 aluminum and the bottom bar is 6261 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
69
Elongation at Break, % 3.7
9.0 to 16
Fatigue Strength, MPa 78
60 to 120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Tensile Strength: Ultimate (UTS), MPa 190
150 to 300
Tensile Strength: Yield (Proof), MPa 110
100 to 260

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 600
610
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 110
180
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
48
Electrical Conductivity: Equal Weight (Specific), % IACS 100
160

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 9.1
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1
21 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 87
77 to 500
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 20
15 to 31
Strength to Weight: Bending, points 28
23 to 37
Thermal Diffusivity, mm2/s 45
75
Thermal Shock Resistance, points 8.6
6.5 to 13

Alloy Composition

Aluminum (Al), % 91.4 to 95.5
96.6 to 98.6
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0 to 0.1
0.15 to 0.4
Iron (Fe), % 0 to 0.55
0 to 0.4
Magnesium (Mg), % 4.5 to 6.5
0.7 to 1.0
Manganese (Mn), % 0 to 0.45
0.2 to 0.35
Silicon (Si), % 0 to 0.55
0.4 to 0.7
Titanium (Ti), % 0 to 0.2
0 to 0.1
Zinc (Zn), % 0 to 0.1
0 to 0.2
Residuals, % 0 to 0.15
0 to 0.15