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705.0 Aluminum vs. 201.0 Aluminum

Both 705.0 aluminum and 201.0 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is 705.0 aluminum and the bottom bar is 201.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 62 to 65
95 to 140
Elastic (Young's, Tensile) Modulus, GPa 69
71
Elongation at Break, % 8.4 to 10
4.4 to 20
Fatigue Strength, MPa 63 to 98
120 to 150
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 240 to 260
370 to 470
Tensile Strength: Yield (Proof), MPa 130
220 to 400

Thermal Properties

Latent Heat of Fusion, J/g 390
390
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 610
570
Solidification (Pattern Maker's) Shrinkage, % 1.6
1.3
Specific Heat Capacity, J/kg-K 890
870
Thermal Conductivity, W/m-K 140
120
Thermal Expansion, µm/m-K 24
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
30 to 33
Electrical Conductivity: Equal Weight (Specific), % IACS 110
87 to 97

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
38
Density, g/cm3 2.8
3.1
Embodied Carbon, kg CO2/kg material 8.4
8.7
Embodied Energy, MJ/kg 150
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 20
19 to 63
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 130
330 to 1160
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
45
Strength to Weight: Axial, points 24 to 26
33 to 42
Strength to Weight: Bending, points 31 to 32
37 to 44
Thermal Diffusivity, mm2/s 55
45
Thermal Shock Resistance, points 11
19 to 25

Alloy Composition

Aluminum (Al), % 92.3 to 98.6
92.1 to 95.1
Chromium (Cr), % 0 to 0.4
0
Copper (Cu), % 0 to 0.2
4.0 to 5.2
Iron (Fe), % 0 to 0.8
0 to 0.15
Magnesium (Mg), % 1.4 to 1.8
0.15 to 0.55
Manganese (Mn), % 0 to 0.6
0.2 to 0.5
Silicon (Si), % 0 to 0.2
0 to 0.1
Silver (Ag), % 0
0.4 to 1.0
Titanium (Ti), % 0 to 0.25
0.15 to 0.35
Zinc (Zn), % 0 to 3.3
0
Residuals, % 0
0 to 0.1