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EN 1.5502 Steel vs. R56401 Titanium

EN 1.5502 steel belongs to the iron alloys classification, while R56401 titanium belongs to the titanium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.5502 steel and the bottom bar is R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 12 to 20
9.1
Fatigue Strength, MPa 190 to 290
480
Poisson's Ratio 0.29
0.32
Reduction in Area, % 62 to 76
17
Shear Modulus, GPa 73
40
Shear Strength, MPa 280 to 330
560
Tensile Strength: Ultimate (UTS), MPa 400 to 1380
940
Tensile Strength: Yield (Proof), MPa 270 to 440
850

Thermal Properties

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

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
36
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.4
38
Embodied Energy, MJ/kg 19
610
Embodied Water, L/kg 47
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 210
83
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 520
3440
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 14 to 49
59
Strength to Weight: Bending, points 15 to 35
48
Thermal Diffusivity, mm2/s 14
2.9
Thermal Shock Resistance, points 12 to 40
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.15 to 0.2
0 to 0.080
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 98 to 99.249
0 to 0.25
Manganese (Mn), % 0.6 to 0.9
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.13
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.3
0
Sulfur (S), % 0 to 0.025
0
Titanium (Ti), % 0
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5