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Grade 32 Titanium vs. AISI 205 Stainless Steel

Grade 32 titanium belongs to the titanium alloys classification, while AISI 205 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade 32 titanium and the bottom bar is AISI 205 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 11
11 to 51
Fatigue Strength, MPa 390
410 to 640
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
77
Shear Strength, MPa 460
560 to 850
Tensile Strength: Ultimate (UTS), MPa 770
800 to 1430
Tensile Strength: Yield (Proof), MPa 670
450 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Maximum Temperature: Mechanical, °C 310
880
Melting Completion (Liquidus), °C 1610
1380
Melting Onset (Solidus), °C 1560
1340
Specific Heat Capacity, J/kg-K 550
480
Thermal Expansion, µm/m-K 8.2
18

Otherwise Unclassified Properties

Base Metal Price, % relative 38
11
Density, g/cm3 4.5
7.6
Embodied Carbon, kg CO2/kg material 32
2.6
Embodied Energy, MJ/kg 530
37
Embodied Water, L/kg 180
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
150 to 430
Resilience: Unit (Modulus of Resilience), kJ/m3 2100
510 to 3060
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
26
Strength to Weight: Axial, points 47
29 to 52
Strength to Weight: Bending, points 41
25 to 37
Thermal Shock Resistance, points 63
16 to 29

Alloy Composition

Aluminum (Al), % 4.5 to 5.5
0
Carbon (C), % 0 to 0.080
0.12 to 0.25
Chromium (Cr), % 0
16.5 to 18.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
62.6 to 68.1
Manganese (Mn), % 0
14 to 15.5
Molybdenum (Mo), % 0.6 to 1.2
0
Nickel (Ni), % 0
1.0 to 1.7
Nitrogen (N), % 0 to 0.030
0.32 to 0.4
Oxygen (O), % 0 to 0.11
0
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0.060 to 0.14
0 to 1.0
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