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Titanium 6-2-4-2 vs. EN 1.8865 Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while EN 1.8865 steel belongs to the iron alloys. There are 30 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 titanium 6-2-4-2 and the bottom bar is EN 1.8865 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 8.6
19
Fatigue Strength, MPa 490
340
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
73
Shear Strength, MPa 560
410
Tensile Strength: Ultimate (UTS), MPa 950
660
Tensile Strength: Yield (Proof), MPa 880
500

Thermal Properties

Latent Heat of Fusion, J/g 400
250
Maximum Temperature: Mechanical, °C 300
420
Melting Completion (Liquidus), °C 1590
1460
Melting Onset (Solidus), °C 1540
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 6.9
39
Thermal Expansion, µm/m-K 9.5
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 0.9
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 42
3.2
Density, g/cm3 4.6
7.9
Embodied Carbon, kg CO2/kg material 32
1.8
Embodied Energy, MJ/kg 520
24
Embodied Water, L/kg 210
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
120
Resilience: Unit (Modulus of Resilience), kJ/m3 3640
670
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 34
24
Strength to Weight: Axial, points 57
23
Strength to Weight: Bending, points 46
21
Thermal Diffusivity, mm2/s 2.8
10
Thermal Shock Resistance, points 67
19

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.050
0 to 0.18
Chromium (Cr), % 0
0 to 1.0
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
93.6 to 100
Manganese (Mn), % 0
0 to 1.7
Molybdenum (Mo), % 1.8 to 2.2
0 to 0.7
Nickel (Ni), % 0
0 to 1.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.050
0 to 0.015
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.060 to 0.12
0 to 0.6
Sulfur (S), % 0
0 to 0.0050
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0 to 0.050
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 3.6 to 4.4
0 to 0.15
Residuals, % 0 to 0.4
0