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EN 1.3555 Steel vs. Titanium 6-2-4-2

EN 1.3555 steel belongs to the iron alloys classification, while titanium 6-2-4-2 belongs to the titanium alloys. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.3555 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
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 770
950

Thermal Properties

Latent Heat of Fusion, J/g 260
400
Maximum Temperature: Mechanical, °C 540
300
Melting Completion (Liquidus), °C 1500
1590
Melting Onset (Solidus), °C 1450
1540
Specific Heat Capacity, J/kg-K 460
540
Thermal Expansion, µm/m-K 13
9.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
0.9
Electrical Conductivity: Equal Weight (Specific), % IACS 11
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 11
42
Density, g/cm3 7.9
4.6
Embodied Carbon, kg CO2/kg material 5.6
32
Embodied Energy, MJ/kg 81
520
Embodied Water, L/kg 90
210

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
34
Strength to Weight: Axial, points 27
57
Strength to Weight: Bending, points 23
46
Thermal Shock Resistance, points 22
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0.1 to 0.15
0 to 0.050
Chromium (Cr), % 3.9 to 4.3
0
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 85.4 to 87.7
0 to 0.25
Manganese (Mn), % 0.15 to 0.35
0
Molybdenum (Mo), % 4.0 to 4.5
1.8 to 2.2
Nickel (Ni), % 3.2 to 3.6
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0.1 to 0.25
0.060 to 0.12
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0
83.7 to 87.2
Tungsten (W), % 0 to 0.15
0
Vanadium (V), % 1.0 to 1.3
0
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4