MakeItFrom.com
Menu (ESC)

EN AC-46400 Aluminum vs. Grade 27 Titanium

EN AC-46400 aluminum belongs to the aluminum alloys classification, while grade 27 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-46400 aluminum and the bottom bar is grade 27 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
110
Elongation at Break, % 1.1 to 1.7
27
Fatigue Strength, MPa 75 to 85
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
41
Tensile Strength: Ultimate (UTS), MPa 170 to 310
270
Tensile Strength: Yield (Proof), MPa 110 to 270
230

Thermal Properties

Latent Heat of Fusion, J/g 520
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 610
1660
Melting Onset (Solidus), °C 570
1610
Specific Heat Capacity, J/kg-K 890
540
Thermal Conductivity, W/m-K 130
21
Thermal Expansion, µm/m-K 22
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 110
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 7.8
33
Embodied Energy, MJ/kg 150
530
Embodied Water, L/kg 1070
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.7 to 4.9
70
Resilience: Unit (Modulus of Resilience), kJ/m3 82 to 500
240
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 52
35
Strength to Weight: Axial, points 18 to 32
17
Strength to Weight: Bending, points 26 to 38
21
Thermal Diffusivity, mm2/s 55
8.8
Thermal Shock Resistance, points 7.8 to 14
21

Alloy Composition

Aluminum (Al), % 85.4 to 90.5
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0.8 to 1.3
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.8
0 to 0.2
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0.25 to 0.65
0
Manganese (Mn), % 0.15 to 0.55
0
Nickel (Ni), % 0 to 0.2
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 8.3 to 9.7
0
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.2
99 to 99.92
Zinc (Zn), % 0 to 0.8
0
Residuals, % 0
0 to 0.4