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EN 1.7366 Steel vs. Grade Ti-Pd18 Titanium

EN 1.7366 steel belongs to the iron alloys classification, while grade Ti-Pd18 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 grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 210
320
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 17 to 19
17
Fatigue Strength, MPa 160 to 320
350
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 74
40
Tensile Strength: Ultimate (UTS), MPa 460 to 710
710
Tensile Strength: Yield (Proof), MPa 230 to 480
540

Thermal Properties

Latent Heat of Fusion, J/g 260
410
Maximum Temperature: Mechanical, °C 510
330
Melting Completion (Liquidus), °C 1460
1640
Melting Onset (Solidus), °C 1420
1590
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 40
8.2
Thermal Expansion, µm/m-K 13
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.7

Otherwise Unclassified Properties

Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.7
41
Embodied Energy, MJ/kg 23
670
Embodied Water, L/kg 69
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 600
1380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 16 to 25
44
Strength to Weight: Bending, points 17 to 23
39
Thermal Diffusivity, mm2/s 11
3.3
Thermal Shock Resistance, points 13 to 20
52

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.5
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 0.25
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 0.15
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4