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Grade 24 Titanium vs. S41041 Stainless Steel

Grade 24 titanium belongs to the titanium alloys classification, while S41041 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 24 titanium and the bottom bar is S41041 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 11
17
Fatigue Strength, MPa 550
350
Poisson's Ratio 0.32
0.28
Reduction in Area, % 28
56
Shear Modulus, GPa 40
76
Shear Strength, MPa 610
560
Tensile Strength: Ultimate (UTS), MPa 1010
910
Tensile Strength: Yield (Proof), MPa 940
580

Thermal Properties

Latent Heat of Fusion, J/g 410
270
Maximum Temperature: Mechanical, °C 340
740
Melting Completion (Liquidus), °C 1610
1450
Melting Onset (Solidus), °C 1560
1410
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 7.1
29
Thermal Expansion, µm/m-K 9.6
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.3

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 43
2.2
Embodied Energy, MJ/kg 710
31
Embodied Water, L/kg 310
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
140
Resilience: Unit (Modulus of Resilience), kJ/m3 4160
860
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 63
32
Strength to Weight: Bending, points 50
27
Thermal Diffusivity, mm2/s 2.9
7.8
Thermal Shock Resistance, points 72
33

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0 to 0.050
Carbon (C), % 0 to 0.080
0.13 to 0.18
Chromium (Cr), % 0
11.5 to 13
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
84.5 to 87.8
Manganese (Mn), % 0
0.4 to 0.6
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0.15 to 0.45
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 87.5 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0