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EN AC-51200 Aluminum vs. Grade 28 Titanium

EN AC-51200 aluminum belongs to the aluminum alloys classification, while grade 28 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN AC-51200 aluminum and the bottom bar is grade 28 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
110
Elongation at Break, % 1.1
11 to 17
Fatigue Strength, MPa 100
330 to 480
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
40
Tensile Strength: Ultimate (UTS), MPa 220
690 to 980
Tensile Strength: Yield (Proof), MPa 150
540 to 810

Thermal Properties

Latent Heat of Fusion, J/g 410
410
Maximum Temperature: Mechanical, °C 170
330
Melting Completion (Liquidus), °C 640
1640
Melting Onset (Solidus), °C 570
1590
Specific Heat Capacity, J/kg-K 910
550
Thermal Conductivity, W/m-K 92
8.3
Thermal Expansion, µm/m-K 23
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 74
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.6
4.5
Embodied Carbon, kg CO2/kg material 9.6
37
Embodied Energy, MJ/kg 150
600
Embodied Water, L/kg 1150
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.2
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 160
1370 to 3100
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 24
43 to 61
Strength to Weight: Bending, points 31
39 to 49
Thermal Diffusivity, mm2/s 39
3.4
Thermal Shock Resistance, points 10
47 to 66

Alloy Composition

Aluminum (Al), % 84.5 to 92
2.5 to 3.5
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.0
0 to 0.25
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 8.0 to 10.5
0
Manganese (Mn), % 0 to 0.55
0
Nickel (Ni), % 0 to 0.1
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0 to 2.5
0
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.2
92.4 to 95.4
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0
0 to 0.4