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EN 1.7366 Steel vs. R56406 Titanium

EN 1.7366 steel belongs to the iron alloys classification, while R56406 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.7366 steel and the bottom bar is R56406 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 17 to 19
9.1
Fatigue Strength, MPa 160 to 320
480
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 74
40
Tensile Strength: Ultimate (UTS), MPa 460 to 710
980
Tensile Strength: Yield (Proof), MPa 230 to 480
850

Thermal Properties

Latent Heat of Fusion, J/g 260
410
Maximum Temperature: Mechanical, °C 510
340
Melting Completion (Liquidus), °C 1460
1610
Melting Onset (Solidus), °C 1420
1560
Specific Heat Capacity, J/kg-K 470
560
Thermal Conductivity, W/m-K 40
7.1
Thermal Expansion, µm/m-K 13
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
36
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.7
38
Embodied Energy, MJ/kg 23
610
Embodied Water, L/kg 69
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 110
85
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 600
3420
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 16 to 25
61
Strength to Weight: Bending, points 17 to 23
49
Thermal Diffusivity, mm2/s 11
2.8
Thermal Shock Resistance, points 13 to 20
69

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.8
Carbon (C), % 0 to 0.18
0 to 0.1
Chromium (Cr), % 4.0 to 6.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 91.9 to 95.3
0 to 0.3
Manganese (Mn), % 0.3 to 0.8
0
Molybdenum (Mo), % 0.45 to 0.65
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
88.1 to 91
Vanadium (V), % 0
3.5 to 4.5