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R56401 Titanium vs. AISI 205 Stainless Steel

R56401 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 R56401 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, % 9.1
11 to 51
Fatigue Strength, MPa 480
410 to 640
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
77
Shear Strength, MPa 560
560 to 850
Tensile Strength: Ultimate (UTS), MPa 940
800 to 1430
Tensile Strength: Yield (Proof), MPa 850
450 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Maximum Temperature: Mechanical, °C 340
880
Melting Completion (Liquidus), °C 1610
1380
Melting Onset (Solidus), °C 1560
1340
Specific Heat Capacity, J/kg-K 560
480
Thermal Expansion, µm/m-K 9.6
18

Otherwise Unclassified Properties

Base Metal Price, % relative 36
11
Density, g/cm3 4.5
7.6
Embodied Carbon, kg CO2/kg material 38
2.6
Embodied Energy, MJ/kg 610
37
Embodied Water, L/kg 200
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
150 to 430
Resilience: Unit (Modulus of Resilience), kJ/m3 3440
510 to 3060
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
26
Strength to Weight: Axial, points 59
29 to 52
Strength to Weight: Bending, points 48
25 to 37
Thermal Shock Resistance, points 67
16 to 29

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
0.12 to 0.25
Chromium (Cr), % 0
16.5 to 18.5
Hydrogen (H), % 0 to 0.012
0
Iron (Fe), % 0 to 0.25
62.6 to 68.1
Manganese (Mn), % 0
14 to 15.5
Nickel (Ni), % 0
1.0 to 1.7
Nitrogen (N), % 0 to 0.050
0.32 to 0.4
Oxygen (O), % 0 to 0.13
0
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.5 to 91
0
Vanadium (V), % 3.5 to 4.5
0