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Titanium 6-5-0.5 vs. N08925 Stainless Steel

Titanium 6-5-0.5 belongs to the titanium alloys classification, while N08925 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, 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 N08925 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 6.7
45
Fatigue Strength, MPa 530
310
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
80
Shear Strength, MPa 630
470
Tensile Strength: Ultimate (UTS), MPa 1080
680
Tensile Strength: Yield (Proof), MPa 990
340

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
1410
Specific Heat Capacity, J/kg-K 550
460
Thermal Conductivity, W/m-K 4.2
13
Thermal Expansion, µm/m-K 9.4
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 41
33
Density, g/cm3 4.5
8.1
Embodied Carbon, kg CO2/kg material 33
6.2
Embodied Energy, MJ/kg 540
84
Embodied Water, L/kg 180
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
250
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 67
23
Strength to Weight: Bending, points 52
21
Thermal Diffusivity, mm2/s 1.7
3.5
Thermal Shock Resistance, points 79
15

Alloy Composition


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Aluminum (Al), % 5.7 to 6.3
0
Carbon (C), % 0 to 0.080
0 to 0.020
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 0
0.8 to 1.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
42.7 to 50.1
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0.25 to 0.75
6.0 to 7.0
Nickel (Ni), % 0
24 to 26
Nitrogen (N), % 0 to 0.050
0.1 to 0.2
Oxygen (O), % 0 to 0.19
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 85.6 to 90.1
0
Zirconium (Zr), % 4.0 to 6.0
0
Residuals, % 0 to 0.4
0