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2618A Aluminum vs. 295.0 Aluminum

Both 2618A aluminum and 295.0 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common. There are 30 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 2618A aluminum and the bottom bar is 295.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
71
Elongation at Break, % 4.5
2.0 to 7.2
Fatigue Strength, MPa 120
44 to 55
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Shear Strength, MPa 260
180 to 230
Tensile Strength: Ultimate (UTS), MPa 440
230 to 280
Tensile Strength: Yield (Proof), MPa 410
100 to 220

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 230
170
Melting Completion (Liquidus), °C 670
640
Melting Onset (Solidus), °C 560
530
Specific Heat Capacity, J/kg-K 880
880
Thermal Conductivity, W/m-K 150
140
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
35
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

Base Metal Price, % relative 11
10
Density, g/cm3 3.0
3.0
Embodied Carbon, kg CO2/kg material 8.4
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
5.2 to 13
Resilience: Unit (Modulus of Resilience), kJ/m3 1180
77 to 340
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
46
Strength to Weight: Axial, points 41
21 to 26
Strength to Weight: Bending, points 44
27 to 32
Thermal Diffusivity, mm2/s 59
54
Thermal Shock Resistance, points 19
9.8 to 12

Alloy Composition

Aluminum (Al), % 91.5 to 95.2
91.4 to 95.3
Copper (Cu), % 1.8 to 2.7
4.0 to 5.0
Iron (Fe), % 0.9 to 1.4
0 to 1.0
Magnesium (Mg), % 1.2 to 1.8
0 to 0.030
Manganese (Mn), % 0 to 0.25
0 to 0.35
Nickel (Ni), % 0.8 to 1.4
0
Silicon (Si), % 0.15 to 0.25
0.7 to 1.5
Titanium (Ti), % 0 to 0.2
0 to 0.25
Zinc (Zn), % 0 to 0.15
0 to 0.35
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.15