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EN 1.5535 Steel vs. Grade Ti-Pd7B Titanium

EN 1.5535 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 (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.5535 steel and the bottom bar is grade Ti-Pd7B titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 180
180
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 11 to 22
17
Fatigue Strength, MPa 210 to 320
200
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 450 to 1490
390
Tensile Strength: Yield (Proof), MPa 300 to 500
310

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 400
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 50
22
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
7.1

Otherwise Unclassified Properties

Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.4
49
Embodied Energy, MJ/kg 19
840
Embodied Water, L/kg 48
520

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 45 to 250
62
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 680
440
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 16 to 53
24
Strength to Weight: Bending, points 17 to 37
26
Thermal Diffusivity, mm2/s 13
8.9
Thermal Shock Resistance, points 13 to 44
30

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.2 to 0.25
0 to 0.1
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 97.6 to 98.9
0 to 0.2
Manganese (Mn), % 0.9 to 1.2
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Palladium (Pd), % 0
0.12 to 0.3
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.3
0
Sulfur (S), % 0 to 0.025
0
Titanium (Ti), % 0
98.8 to 99.9
Residuals, % 0
0 to 0.4