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EN 1.0070 Steel vs. Titanium 6-2-4-2

EN 1.0070 steel belongs to the iron alloys classification, while titanium 6-2-4-2 belongs to the titanium 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 EN 1.0070 steel and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 9.1
8.6
Fatigue Strength, MPa 210
490
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
40
Shear Strength, MPa 440
560
Tensile Strength: Ultimate (UTS), MPa 740
950
Tensile Strength: Yield (Proof), MPa 350
880

Thermal Properties

Latent Heat of Fusion, J/g 250
400
Maximum Temperature: Mechanical, °C 400
300
Melting Completion (Liquidus), °C 1470
1590
Melting Onset (Solidus), °C 1430
1540
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 53
6.9
Thermal Expansion, µm/m-K 12
9.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
0.9
Electrical Conductivity: Equal Weight (Specific), % IACS 7.8
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
42
Density, g/cm3 7.9
4.6
Embodied Carbon, kg CO2/kg material 1.4
32
Embodied Energy, MJ/kg 18
520
Embodied Water, L/kg 45
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
79
Resilience: Unit (Modulus of Resilience), kJ/m3 320
3640
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
34
Strength to Weight: Axial, points 26
57
Strength to Weight: Bending, points 23
46
Thermal Diffusivity, mm2/s 14
2.8
Thermal Shock Resistance, points 23
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0
0 to 0.050
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 99.876 to 100
0 to 0.25
Molybdenum (Mo), % 0
1.8 to 2.2
Nitrogen (N), % 0 to 0.014
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.055
0
Silicon (Si), % 0
0.060 to 0.12
Sulfur (S), % 0 to 0.055
0
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0
83.7 to 87.2
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4