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EN 1.8201 Steel vs. Titanium 6-5-0.5

EN 1.8201 steel belongs to the iron alloys classification, while titanium 6-5-0.5 belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.8201 steel and the bottom bar is titanium 6-5-0.5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 20
6.7
Fatigue Strength, MPa 310
530
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 74
40
Shear Strength, MPa 390
630
Tensile Strength: Ultimate (UTS), MPa 630
1080
Tensile Strength: Yield (Proof), MPa 450
990

Thermal Properties

Latent Heat of Fusion, J/g 250
410
Maximum Temperature: Mechanical, °C 450
300
Melting Completion (Liquidus), °C 1500
1610
Melting Onset (Solidus), °C 1450
1560
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 40
4.2
Thermal Expansion, µm/m-K 13
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
41
Density, g/cm3 8.0
4.5
Embodied Carbon, kg CO2/kg material 2.5
33
Embodied Energy, MJ/kg 36
540
Embodied Water, L/kg 59
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
71
Resilience: Unit (Modulus of Resilience), kJ/m3 530
4630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 22
67
Strength to Weight: Bending, points 20
52
Thermal Diffusivity, mm2/s 11
1.7
Thermal Shock Resistance, points 18
79

Alloy Composition

Aluminum (Al), % 0 to 0.030
5.7 to 6.3
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.040 to 0.1
0 to 0.080
Chromium (Cr), % 1.9 to 2.6
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 93.6 to 96.2
0 to 0.2
Manganese (Mn), % 0.1 to 0.6
0
Molybdenum (Mo), % 0.050 to 0.3
0.25 to 0.75
Niobium (Nb), % 0.020 to 0.080
0
Nitrogen (N), % 0 to 0.015
0 to 0.050
Oxygen (O), % 0
0 to 0.19
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0.0050 to 0.060
85.6 to 90.1
Tungsten (W), % 1.5 to 1.8
0
Vanadium (V), % 0.2 to 0.3
0
Zirconium (Zr), % 0
4.0 to 6.0
Residuals, % 0
0 to 0.4