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Grade 32 Titanium vs. S35315 Stainless Steel

Grade 32 titanium belongs to the titanium alloys classification, while S35315 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 32 titanium and the bottom bar is S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 11
46
Fatigue Strength, MPa 390
280
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
78
Shear Strength, MPa 460
520
Tensile Strength: Ultimate (UTS), MPa 770
740
Tensile Strength: Yield (Proof), MPa 670
300

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 310
1100
Melting Completion (Liquidus), °C 1610
1370
Melting Onset (Solidus), °C 1560
1330
Specific Heat Capacity, J/kg-K 550
480
Thermal Conductivity, W/m-K 7.5
12
Thermal Expansion, µm/m-K 8.2
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 38
34
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 32
5.7
Embodied Energy, MJ/kg 530
81
Embodied Water, L/kg 180
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
270
Resilience: Unit (Modulus of Resilience), kJ/m3 2100
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 47
26
Strength to Weight: Bending, points 41
23
Thermal Diffusivity, mm2/s 3.0
3.1
Thermal Shock Resistance, points 63
17

Alloy Composition

Aluminum (Al), % 4.5 to 5.5
0
Carbon (C), % 0 to 0.080
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.1
Chromium (Cr), % 0
24 to 26
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
33.6 to 40.6
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0.6 to 1.2
0
Nickel (Ni), % 0
34 to 36
Nitrogen (N), % 0 to 0.030
0.12 to 0.18
Oxygen (O), % 0 to 0.11
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.060 to 0.14
1.2 to 2.0
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
Zirconium (Zr), % 0.6 to 1.4
0
Residuals, % 0 to 0.4
0