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EN 1.7366 Steel vs. Grade C-6 Titanium

EN 1.7366 steel belongs to the iron alloys classification, while grade C-6 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.7366 steel and the bottom bar is grade C-6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 210
290
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 17 to 19
9.0
Fatigue Strength, MPa 160 to 320
460
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 74
39
Tensile Strength: Ultimate (UTS), MPa 460 to 710
890
Tensile Strength: Yield (Proof), MPa 230 to 480
830

Thermal Properties

Latent Heat of Fusion, J/g 260
410
Maximum Temperature: Mechanical, °C 510
310
Melting Completion (Liquidus), °C 1460
1580
Melting Onset (Solidus), °C 1420
1530
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 40
7.8
Thermal Expansion, µm/m-K 13
9.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.5

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
30
Embodied Energy, MJ/kg 23
480
Embodied Water, L/kg 69
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 110
78
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 600
3300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 16 to 25
55
Strength to Weight: Bending, points 17 to 23
46
Thermal Diffusivity, mm2/s 11
3.2
Thermal Shock Resistance, points 13 to 20
63

Alloy Composition

Aluminum (Al), % 0
4.0 to 6.0
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 0.5
Manganese (Mn), % 0.3 to 0.8
0
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 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
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0
89.7 to 94
Residuals, % 0
0 to 0.4