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Grade 35 Titanium vs. S41050 Stainless Steel

Grade 35 titanium belongs to the titanium alloys classification, while S41050 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 35 titanium and the bottom bar is S41050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 5.6
25
Fatigue Strength, MPa 330
160
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
76
Shear Strength, MPa 580
300
Tensile Strength: Ultimate (UTS), MPa 1000
470
Tensile Strength: Yield (Proof), MPa 630
230

Thermal Properties

Latent Heat of Fusion, J/g 420
270
Maximum Temperature: Mechanical, °C 320
720
Melting Completion (Liquidus), °C 1630
1440
Melting Onset (Solidus), °C 1580
1400
Specific Heat Capacity, J/kg-K 550
480
Thermal Conductivity, W/m-K 7.4
27
Thermal Expansion, µm/m-K 9.3
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 37
7.0
Density, g/cm3 4.6
7.8
Embodied Carbon, kg CO2/kg material 33
1.9
Embodied Energy, MJ/kg 530
27
Embodied Water, L/kg 170
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49
98
Resilience: Unit (Modulus of Resilience), kJ/m3 1830
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 61
17
Strength to Weight: Bending, points 49
17
Thermal Diffusivity, mm2/s 3.0
7.2
Thermal Shock Resistance, points 70
17

Alloy Composition

Aluminum (Al), % 4.0 to 5.0
0
Carbon (C), % 0 to 0.080
0 to 0.040
Chromium (Cr), % 0
10.5 to 12.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.2 to 0.8
84.2 to 88.9
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 1.5 to 2.5
0
Nickel (Ni), % 0
0.6 to 1.1
Nitrogen (N), % 0 to 0.050
0 to 0.1
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0.2 to 0.4
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.4 to 93
0
Vanadium (V), % 1.1 to 2.1
0
Residuals, % 0 to 0.4
0