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201.0-T7 Aluminum vs. 356.0-T7 Aluminum

Both 201.0-T7 aluminum and 356.0-T7 aluminum are aluminum alloys. Both are furnished in the T7 temper. They have a moderately high 93% of their average alloy composition in common. There are 32 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 201.0-T7 aluminum and the bottom bar is 356.0-T7 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
72
Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 4.4
3.4
Fatigue Strength, MPa 150
65
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Shear Strength, MPa 290
160
Tensile Strength: Ultimate (UTS), MPa 470
230
Tensile Strength: Yield (Proof), MPa 400
190

Thermal Properties

Latent Heat of Fusion, J/g 390
500
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 650
620
Melting Onset (Solidus), °C 570
570
Solidification (Pattern Maker's) Shrinkage, % 1.3
1.3
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
40
Electrical Conductivity: Equal Weight (Specific), % IACS 97
140

Otherwise Unclassified Properties

Base Metal Price, % relative 38
9.5
Calomel Potential, mV -670
-730
Density, g/cm3 3.1
2.6
Embodied Carbon, kg CO2/kg material 8.7
8.0
Embodied Energy, MJ/kg 160
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
7.3
Resilience: Unit (Modulus of Resilience), kJ/m3 1160
250
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
53
Strength to Weight: Axial, points 42
25
Strength to Weight: Bending, points 44
32
Thermal Diffusivity, mm2/s 45
66
Thermal Shock Resistance, points 25
11

Alloy Composition


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Aluminum (Al), % 92.1 to 95.1
90.1 to 93.3
Copper (Cu), % 4.0 to 5.2
0 to 0.25
Iron (Fe), % 0 to 0.15
0 to 0.6
Magnesium (Mg), % 0.15 to 0.55
0.2 to 0.45
Manganese (Mn), % 0.2 to 0.5
0 to 0.35
Silicon (Si), % 0 to 0.1
6.5 to 7.5
Silver (Ag), % 0.4 to 1.0
0
Titanium (Ti), % 0.15 to 0.35
0 to 0.25
Zinc (Zn), % 0
0 to 0.35
Residuals, % 0 to 0.1
0 to 0.15