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EN 1.6554 Steel vs. Grade Ti-Pd7B Titanium

EN 1.6554 steel belongs to the iron alloys classification, while grade Ti-Pd7B titanium belongs to the titanium alloys. There are 29 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 1.6554 steel and the bottom bar is grade Ti-Pd7B titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 280
180
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 17 to 21
17
Fatigue Strength, MPa 380 to 520
200
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 780 to 930
390
Tensile Strength: Yield (Proof), MPa 550 to 790
310

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 420
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 40
22
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
7.1

Otherwise Unclassified Properties

Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 1.7
49
Embodied Energy, MJ/kg 22
840
Embodied Water, L/kg 53
520

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
62
Resilience: Unit (Modulus of Resilience), kJ/m3 810 to 1650
440
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 27 to 33
24
Strength to Weight: Bending, points 24 to 27
26
Thermal Diffusivity, mm2/s 11
8.9
Thermal Shock Resistance, points 23 to 27
30

Alloy Composition


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Carbon (C), % 0.23 to 0.28
0 to 0.1
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0 to 0.3
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 94.6 to 97.3
0 to 0.2
Manganese (Mn), % 0.6 to 0.9
0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 1.0 to 2.0
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Palladium (Pd), % 0
0.12 to 0.3
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.025
0
Titanium (Ti), % 0
98.8 to 99.9
Vanadium (V), % 0 to 0.030
0
Residuals, % 0
0 to 0.4