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Grade 2 Titanium vs. EN 1.3539 Steel

Grade 2 titanium belongs to the titanium alloys classification, while EN 1.3539 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 2 titanium and the bottom bar is EN 1.3539 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
200
Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 38
73
Tensile Strength: Ultimate (UTS), MPa 420
670

Thermal Properties

Latent Heat of Fusion, J/g 420
260
Maximum Temperature: Mechanical, °C 320
450
Melting Completion (Liquidus), °C 1660
1450
Melting Onset (Solidus), °C 1610
1410
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
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 37
3.2
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
1.7
Embodied Energy, MJ/kg 510
22
Embodied Water, L/kg 110
57

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 26
24
Strength to Weight: Bending, points 28
22
Thermal Diffusivity, mm2/s 8.9
11
Thermal Shock Resistance, points 32
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.080
0.93 to 1.1
Chromium (Cr), % 0
1.8 to 2.1
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
95.2 to 96.5
Manganese (Mn), % 0
0.8 to 1.1
Molybdenum (Mo), % 0
0.5 to 0.6
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0 to 0.0015
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0.4 to 0.6
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.9 to 100
0
Residuals, % 0 to 0.4
0