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EN AC-51200 Aluminum vs. Grade C-3 Titanium

EN AC-51200 aluminum belongs to the aluminum alloys classification, while grade C-3 titanium belongs to the titanium alloys. There are 30 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 EN AC-51200 aluminum and the bottom bar is grade C-3 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
200
Elastic (Young's, Tensile) Modulus, GPa 67
110
Elongation at Break, % 1.1
13
Fatigue Strength, MPa 100
260
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
40
Tensile Strength: Ultimate (UTS), MPa 220
500
Tensile Strength: Yield (Proof), MPa 150
430

Thermal Properties

Latent Heat of Fusion, J/g 410
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 640
1660
Melting Onset (Solidus), °C 570
1610
Specific Heat Capacity, J/kg-K 910
540
Thermal Conductivity, W/m-K 92
21
Thermal Expansion, µm/m-K 23
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 74
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.6
4.5
Embodied Carbon, kg CO2/kg material 9.6
31
Embodied Energy, MJ/kg 150
510
Embodied Water, L/kg 1150
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.2
65
Resilience: Unit (Modulus of Resilience), kJ/m3 160
880
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 24
31
Strength to Weight: Bending, points 31
31
Thermal Diffusivity, mm2/s 39
8.5
Thermal Shock Resistance, points 10
39

Alloy Composition

Aluminum (Al), % 84.5 to 92
0
Carbon (C), % 0
0 to 0.1
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 to 0.050
Oxygen (O), % 0
0 to 0.4
Silicon (Si), % 0 to 2.5
0
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.2
98.8 to 100
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0
0 to 0.4