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Titanium 6-2-4-2 vs. EN 1.8903 Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while EN 1.8903 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 1.8903 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
330
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
73
Shear Strength, MPa 560
390
Tensile Strength: Ultimate (UTS), MPa 950
630
Tensile Strength: Yield (Proof), MPa 880
480

Thermal Properties

Latent Heat of Fusion, J/g 400
250
Maximum Temperature: Mechanical, °C 300
410
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
46
Thermal Expansion, µm/m-K 9.5
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 0.9
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 42
2.6
Density, g/cm3 4.6
7.8
Embodied Carbon, kg CO2/kg material 32
1.8
Embodied Energy, MJ/kg 520
24
Embodied Water, L/kg 210
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
110
Resilience: Unit (Modulus of Resilience), kJ/m3 3640
620
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 34
24
Strength to Weight: Axial, points 57
22
Strength to Weight: Bending, points 46
21
Thermal Diffusivity, mm2/s 2.8
12
Thermal Shock Resistance, points 67
18

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0 to 0.015
Carbon (C), % 0 to 0.050
0 to 0.22
Chromium (Cr), % 0
0 to 0.35
Copper (Cu), % 0
0 to 0.6
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
95 to 99.05
Manganese (Mn), % 0
1.0 to 1.8
Molybdenum (Mo), % 1.8 to 2.2
0 to 0.13
Nickel (Ni), % 0
0 to 0.85
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0 to 0.050
0 to 0.027
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.060 to 0.12
0 to 0.65
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0 to 0.060
Vanadium (V), % 0
0 to 0.22
Zirconium (Zr), % 3.6 to 4.4
0
Residuals, % 0 to 0.4
0