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Grade 32 Titanium vs. SAE-AISI S5 Steel

Grade 32 titanium belongs to the titanium alloys classification, while SAE-AISI S5 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 32 titanium and the bottom bar is SAE-AISI S5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
72
Tensile Strength: Ultimate (UTS), MPa 770
680 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Melting Completion (Liquidus), °C 1610
1440
Melting Onset (Solidus), °C 1560
1400
Specific Heat Capacity, J/kg-K 550
480
Thermal Conductivity, W/m-K 7.5
42
Thermal Expansion, µm/m-K 8.2
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 38
3.1
Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 32
2.1
Embodied Energy, MJ/kg 530
29
Embodied Water, L/kg 180
51

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 47
25 to 70
Strength to Weight: Bending, points 41
22 to 45
Thermal Diffusivity, mm2/s 3.0
11
Thermal Shock Resistance, points 63
23 to 65

Alloy Composition

Aluminum (Al), % 4.5 to 5.5
0
Carbon (C), % 0 to 0.080
0.5 to 0.65
Chromium (Cr), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
93.6 to 97
Manganese (Mn), % 0
0.6 to 1.0
Molybdenum (Mo), % 0.6 to 1.2
0.2 to 1.4
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.11
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.060 to 0.14
1.8 to 2.3
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.6 to 1.4
0
Titanium (Ti), % 88.1 to 93
0
Vanadium (V), % 0.6 to 1.4
0 to 0.35
Zirconium (Zr), % 0.6 to 1.4
0
Residuals, % 0 to 0.4
0