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Grade Ti-Pd17 Titanium vs. EN 1.6579 Steel

Grade Ti-Pd17 titanium belongs to the titanium alloys classification, while EN 1.6579 steel belongs to the iron alloys. There are 29 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 grade Ti-Pd17 titanium and the bottom bar is EN 1.6579 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
260 to 290
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 22
11 to 14
Fatigue Strength, MPa 140
380 to 570
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 270
850 to 980
Tensile Strength: Yield (Proof), MPa 190
600 to 910

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
440
Melting Completion (Liquidus), °C 1660
1460
Melting Onset (Solidus), °C 1610
1410
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
39
Thermal Expansion, µm/m-K 8.7
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
8.8

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 36
1.7
Embodied Energy, MJ/kg 600
22
Embodied Water, L/kg 230
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
100 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 180
950 to 2210
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 17
30 to 35
Strength to Weight: Bending, points 21
25 to 28
Thermal Diffusivity, mm2/s 8.8
11
Thermal Shock Resistance, points 21
25 to 29

Alloy Composition

Carbon (C), % 0 to 0.1
0.32 to 0.38
Chromium (Cr), % 0
1.4 to 1.7
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
94.2 to 96.1
Manganese (Mn), % 0
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.35
Nickel (Ni), % 0 to 0.030
1.4 to 1.7
Oxygen (O), % 0 to 0.25
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.9 to 99.96
0
Residuals, % 0 to 0.4
0