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Titanium 6-5-0.5 vs. S44635 Stainless Steel

Titanium 6-5-0.5 belongs to the titanium alloys classification, while S44635 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 titanium 6-5-0.5 and the bottom bar is S44635 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
210
Elongation at Break, % 6.7
23
Fatigue Strength, MPa 530
390
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 40
81
Shear Strength, MPa 630
450
Tensile Strength: Ultimate (UTS), MPa 1080
710
Tensile Strength: Yield (Proof), MPa 990
580

Thermal Properties

Latent Heat of Fusion, J/g 410
300
Maximum Temperature: Mechanical, °C 300
1100
Melting Completion (Liquidus), °C 1610
1460
Melting Onset (Solidus), °C 1560
1420
Specific Heat Capacity, J/kg-K 550
470
Thermal Conductivity, W/m-K 4.2
16
Thermal Expansion, µm/m-K 9.4
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 41
22
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 33
4.4
Embodied Energy, MJ/kg 540
62
Embodied Water, L/kg 180
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
150
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
810
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 67
25
Strength to Weight: Bending, points 52
23
Thermal Diffusivity, mm2/s 1.7
4.4
Thermal Shock Resistance, points 79
23

Alloy Composition


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Aluminum (Al), % 5.7 to 6.3
0
Carbon (C), % 0 to 0.080
0 to 0.025
Chromium (Cr), % 0
24.5 to 26
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
61.5 to 68.5
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0.25 to 0.75
3.5 to 4.5
Nickel (Ni), % 0
3.5 to 4.5
Niobium (Nb), % 0
0.2 to 0.8
Nitrogen (N), % 0 to 0.050
0 to 0.035
Oxygen (O), % 0 to 0.19
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 85.6 to 90.1
0.2 to 0.8
Zirconium (Zr), % 4.0 to 6.0
0
Residuals, % 0 to 0.4
0