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Grade 2 Titanium vs. EN 1.0446 Cast Steel

Grade 2 titanium belongs to the titanium alloys classification, while EN 1.0446 cast steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade 2 titanium and the bottom bar is EN 1.0446 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 23
25
Fatigue Strength, MPa 250
200
Impact Strength: V-Notched Charpy, J 160
31
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 38
73
Tensile Strength: Ultimate (UTS), MPa 420
530
Tensile Strength: Yield (Proof), MPa 360
270

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
400
Melting Completion (Liquidus), °C 1660
1470
Melting Onset (Solidus), °C 1610
1430
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 22
53
Thermal Expansion, µm/m-K 9.0
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 37
1.7
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 31
1.4
Embodied Energy, MJ/kg 510
18
Embodied Water, L/kg 110
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
110
Resilience: Unit (Modulus of Resilience), kJ/m3 600
190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 26
19
Strength to Weight: Bending, points 28
18
Thermal Diffusivity, mm2/s 8.9
14
Thermal Shock Resistance, points 32
17

Alloy Composition

Carbon (C), % 0 to 0.080
0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
99.935 to 100
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.035
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.9 to 100
0
Residuals, % 0 to 0.4
0