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Grade 2 Titanium vs. EN 1.8523 Steel

Grade 2 titanium belongs to the titanium alloys classification, while EN 1.8523 steel belongs to the iron alloys. There are 32 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 2 titanium and the bottom bar is EN 1.8523 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
300
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 23
15
Fatigue Strength, MPa 250
530
Impact Strength: V-Notched Charpy, J 160
36
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 38
74
Shear Strength, MPa 270
610
Tensile Strength: Ultimate (UTS), MPa 420
1000
Tensile Strength: Yield (Proof), MPa 360
800

Thermal Properties

Latent Heat of Fusion, J/g 420
260
Maximum Temperature: Mechanical, °C 320
480
Melting Completion (Liquidus), °C 1660
1460
Melting Onset (Solidus), °C 1610
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 22
39
Thermal Expansion, µm/m-K 9.0
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 37
4.2
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
2.2
Embodied Energy, MJ/kg 510
31
Embodied Water, L/kg 110
64

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
140
Resilience: Unit (Modulus of Resilience), kJ/m3 600
1700
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 26
36
Strength to Weight: Bending, points 28
28
Thermal Diffusivity, mm2/s 8.9
10
Thermal Shock Resistance, points 32
29

Alloy Composition

Carbon (C), % 0 to 0.080
0.35 to 0.45
Chromium (Cr), % 0
3.0 to 3.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
93.5 to 95.7
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 0
0.8 to 1.1
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Titanium (Ti), % 98.9 to 100
0
Vanadium (V), % 0
0.15 to 0.25
Residuals, % 0 to 0.4
0