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EN 1.5414 Steel vs. Grade 7 Titanium

EN 1.5414 steel belongs to the iron alloys classification, while grade 7 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 1.5414 steel and the bottom bar is grade 7 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 180
150
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 22
24
Fatigue Strength, MPa 250 to 270
250
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
38
Shear Strength, MPa 350 to 370
270
Tensile Strength: Ultimate (UTS), MPa 550 to 580
420
Tensile Strength: Yield (Proof), MPa 350 to 380
340

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 410
320
Melting Completion (Liquidus), °C 1470
1660
Melting Onset (Solidus), °C 1420
1610
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 44
22
Thermal Expansion, µm/m-K 13
9.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
7.2

Otherwise Unclassified Properties

Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 1.6
47
Embodied Energy, MJ/kg 21
800
Embodied Water, L/kg 50
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
95
Resilience: Unit (Modulus of Resilience), kJ/m3 320 to 370
560
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 19 to 20
26
Strength to Weight: Bending, points 19 to 20
28
Thermal Diffusivity, mm2/s 12
8.9
Thermal Shock Resistance, points 16 to 17
31

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.080
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.3
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 96.4 to 98.7
0 to 0.3
Manganese (Mn), % 0.9 to 1.5
0
Molybdenum (Mo), % 0.45 to 0.6
0
Nickel (Ni), % 0 to 0.3
0
Nitrogen (N), % 0 to 0.012
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.12 to 0.25
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.0050
0
Titanium (Ti), % 0
98.7 to 99.88
Residuals, % 0
0 to 0.4