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Grade Ti-Pd18 Titanium vs. N08810 Stainless Steel

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while N08810 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade Ti-Pd18 titanium and the bottom bar is N08810 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
33
Fatigue Strength, MPa 350
160
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 710
520
Tensile Strength: Yield (Proof), MPa 540
200

Thermal Properties

Latent Heat of Fusion, J/g 410
300
Maximum Temperature: Mechanical, °C 330
1100
Melting Completion (Liquidus), °C 1640
1400
Melting Onset (Solidus), °C 1590
1350
Specific Heat Capacity, J/kg-K 550
480
Thermal Conductivity, W/m-K 8.2
12
Thermal Expansion, µm/m-K 9.1
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.9

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.0
Embodied Carbon, kg CO2/kg material 41
5.3
Embodied Energy, MJ/kg 670
76
Embodied Water, L/kg 270
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 44
18
Strength to Weight: Bending, points 39
18
Thermal Diffusivity, mm2/s 3.3
3.0
Thermal Shock Resistance, points 52
13

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0.15 to 0.6
Carbon (C), % 0 to 0.1
0.050 to 0.1
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 0
0 to 0.75
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
39.5 to 50.7
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0 to 0.050
30 to 35
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 92.5 to 95.5
0.15 to 0.6
Vanadium (V), % 2.0 to 3.0
0
Residuals, % 0 to 0.4
0