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Grade 2 Titanium vs. EN 1.4313 Stainless Steel

Grade 2 titanium belongs to the titanium alloys classification, while EN 1.4313 stainless steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 2 titanium and the bottom bar is EN 1.4313 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 23
12 to 17
Fatigue Strength, MPa 250
340 to 510
Impact Strength: V-Notched Charpy, J 160
55 to 70
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 38
76
Shear Strength, MPa 270
460 to 600
Tensile Strength: Ultimate (UTS), MPa 420
750 to 1000
Tensile Strength: Yield (Proof), MPa 360
580 to 910

Thermal Properties

Latent Heat of Fusion, J/g 420
280
Maximum Temperature: Mechanical, °C 320
780
Melting Completion (Liquidus), °C 1660
1450
Melting Onset (Solidus), °C 1610
1400
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 22
25
Thermal Expansion, µm/m-K 9.0
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 37
10
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
2.4
Embodied Energy, MJ/kg 510
34
Embodied Water, L/kg 110
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 600
870 to 2100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 26
27 to 36
Strength to Weight: Bending, points 28
23 to 28
Thermal Diffusivity, mm2/s 8.9
6.7
Thermal Shock Resistance, points 32
27 to 36

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.050
Chromium (Cr), % 0
12 to 14
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
78.5 to 84.2
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
0.3 to 0.7
Nickel (Ni), % 0
3.5 to 4.5
Nitrogen (N), % 0 to 0.030
0 to 0.020
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 98.9 to 100
0
Residuals, % 0 to 0.4
0