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EN 1.6511 Steel vs. Grade Ti-Pd17 Titanium

EN 1.6511 steel belongs to the iron alloys classification, while grade Ti-Pd17 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 1.6511 steel and the bottom bar is grade Ti-Pd17 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300
200
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 12
22
Fatigue Strength, MPa 480
140
Poisson's Ratio 0.29
0.32
Rockwell C Hardness 55
21
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 990
270
Tensile Strength: Yield (Proof), MPa 770
190

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 430
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 36
21
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
7.1

Otherwise Unclassified Properties

Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.6
36
Embodied Energy, MJ/kg 21
600
Embodied Water, L/kg 53
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
55
Resilience: Unit (Modulus of Resilience), kJ/m3 1590
180
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 35
17
Strength to Weight: Bending, points 28
21
Thermal Diffusivity, mm2/s 9.9
8.8
Thermal Shock Resistance, points 29
21

Alloy Composition

Carbon (C), % 0.32 to 0.4
0 to 0.1
Chromium (Cr), % 0.9 to 1.2
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 95.6 to 97.2
0 to 0.2
Manganese (Mn), % 0.5 to 0.8
0
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0.9 to 1.2
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.035
0
Titanium (Ti), % 0
98.9 to 99.96
Residuals, % 0
0 to 0.4