MakeItFrom.com
Menu (ESC)

Grade 27 Titanium vs. 4147 Aluminum

Grade 27 titanium belongs to the titanium alloys classification, while 4147 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade 27 titanium and the bottom bar is 4147 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
72
Elongation at Break, % 27
3.3
Fatigue Strength, MPa 170
42
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
27
Shear Strength, MPa 180
63
Tensile Strength: Ultimate (UTS), MPa 270
110
Tensile Strength: Yield (Proof), MPa 230
59

Thermal Properties

Latent Heat of Fusion, J/g 420
570
Maximum Temperature: Mechanical, °C 320
160
Melting Completion (Liquidus), °C 1660
580
Melting Onset (Solidus), °C 1610
560
Specific Heat Capacity, J/kg-K 540
900
Thermal Conductivity, W/m-K 21
130
Thermal Expansion, µm/m-K 8.7
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
33
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
120

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.5
Embodied Carbon, kg CO2/kg material 33
7.7
Embodied Energy, MJ/kg 530
140
Embodied Water, L/kg 320
1050

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70
3.1
Resilience: Unit (Modulus of Resilience), kJ/m3 240
24
Stiffness to Weight: Axial, points 13
16
Stiffness to Weight: Bending, points 35
55
Strength to Weight: Axial, points 17
12
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 8.8
58
Thermal Shock Resistance, points 21
5.2

Alloy Composition

Aluminum (Al), % 0
85 to 88.9
Beryllium (Be), % 0
0 to 0.00030
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.8
Magnesium (Mg), % 0
0.1 to 0.5
Manganese (Mn), % 0
0 to 0.1
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
11 to 13
Titanium (Ti), % 99 to 99.92
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15