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Grade 24 Titanium vs. EN 1.5501 Steel

Grade 24 titanium belongs to the titanium alloys classification, while EN 1.5501 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade 24 titanium and the bottom bar is EN 1.5501 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 11
12 to 17
Fatigue Strength, MPa 550
180 to 270
Poisson's Ratio 0.32
0.29
Reduction in Area, % 28
63 to 73
Shear Modulus, GPa 40
73
Shear Strength, MPa 610
270 to 310
Tensile Strength: Ultimate (UTS), MPa 1010
390 to 510
Tensile Strength: Yield (Proof), MPa 940
260 to 420

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Maximum Temperature: Mechanical, °C 340
400
Melting Completion (Liquidus), °C 1610
1460
Melting Onset (Solidus), °C 1560
1420
Specific Heat Capacity, J/kg-K 560
470
Thermal Conductivity, W/m-K 7.1
52
Thermal Expansion, µm/m-K 9.6
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
8.1

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 43
1.4
Embodied Energy, MJ/kg 710
18
Embodied Water, L/kg 310
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
40 to 83
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
190 to 460
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 63
14 to 18
Strength to Weight: Bending, points 50
15 to 18
Thermal Diffusivity, mm2/s 2.9
14
Thermal Shock Resistance, points 72
11 to 15

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.080
0.13 to 0.16
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
98.4 to 99.269
Manganese (Mn), % 0
0.6 to 0.8
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.3
Sulfur (S), % 0
0 to 0.025
Titanium (Ti), % 87.5 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0