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Grade 4 Titanium vs. EN 1.0050 Steel

Grade 4 titanium belongs to the titanium alloys classification, while EN 1.0050 steel belongs to the iron alloys. There are 31 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 4 titanium and the bottom bar is EN 1.0050 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
150
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 17
18
Fatigue Strength, MPa 340
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Shear Strength, MPa 390
330
Tensile Strength: Ultimate (UTS), MPa 640
530
Tensile Strength: Yield (Proof), MPa 530
280

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 19
53
Thermal Expansion, µm/m-K 9.4
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
7.8

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 500
18
Embodied Water, L/kg 110
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
81
Resilience: Unit (Modulus of Resilience), kJ/m3 1330
210
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 40
19
Strength to Weight: Bending, points 37
18
Thermal Diffusivity, mm2/s 7.6
14
Thermal Shock Resistance, points 46
17

Alloy Composition

Carbon (C), % 0 to 0.080
0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
99.876 to 100
Nitrogen (N), % 0 to 0.050
0 to 0.014
Oxygen (O), % 0 to 0.4
0
Phosphorus (P), % 0
0 to 0.055
Sulfur (S), % 0
0 to 0.055
Titanium (Ti), % 98.6 to 100
0
Residuals, % 0 to 0.4
0