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EN 1.0491 Steel vs. Grade C-2 Titanium

EN 1.0491 steel belongs to the iron alloys classification, while grade C-2 titanium belongs to the titanium 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 EN 1.0491 steel and the bottom bar is grade C-2 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
180
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 26
17
Fatigue Strength, MPa 200
200
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 440
390
Tensile Strength: Yield (Proof), MPa 270
310

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 400
320
Melting Completion (Liquidus), °C 1460
1660
Melting Onset (Solidus), °C 1420
1610
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 47
21
Thermal Expansion, µm/m-K 12
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
37
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.6
31
Embodied Energy, MJ/kg 21
510
Embodied Water, L/kg 49
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
61
Resilience: Unit (Modulus of Resilience), kJ/m3 200
460
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 16
24
Strength to Weight: Bending, points 16
26
Thermal Diffusivity, mm2/s 13
8.8
Thermal Shock Resistance, points 14
30

Alloy Composition

Aluminum (Al), % 0 to 0.015
0
Carbon (C), % 0 to 0.18
0 to 0.1
Chromium (Cr), % 0 to 0.35
0
Copper (Cu), % 0 to 0.6
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 96.1 to 99.55
0 to 0.2
Manganese (Mn), % 0.45 to 1.6
0
Molybdenum (Mo), % 0 to 0.13
0
Nickel (Ni), % 0 to 0.35
0 to 0.050
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.017
0
Oxygen (O), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.45
0
Sulfur (S), % 0 to 0.025
0
Titanium (Ti), % 0 to 0.060
98.8 to 100
Vanadium (V), % 0 to 0.070
0
Residuals, % 0
0 to 0.4