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Grade Ti-Pd17 Titanium vs. S41041 Stainless Steel

Grade Ti-Pd17 titanium belongs to the titanium alloys classification, while S41041 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade Ti-Pd17 titanium and the bottom bar is S41041 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
240
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 22
17
Fatigue Strength, MPa 140
350
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 270
910
Tensile Strength: Yield (Proof), MPa 190
580

Thermal Properties

Latent Heat of Fusion, J/g 420
270
Maximum Temperature: Mechanical, °C 320
740
Melting Completion (Liquidus), °C 1660
1450
Melting Onset (Solidus), °C 1610
1410
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 21
29
Thermal Expansion, µm/m-K 8.7
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
3.3

Otherwise Unclassified Properties

Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 36
2.2
Embodied Energy, MJ/kg 600
31
Embodied Water, L/kg 230
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
140
Resilience: Unit (Modulus of Resilience), kJ/m3 180
860
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 17
32
Strength to Weight: Bending, points 21
27
Thermal Diffusivity, mm2/s 8.8
7.8
Thermal Shock Resistance, points 21
33

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.1
0.13 to 0.18
Chromium (Cr), % 0
11.5 to 13
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
84.5 to 87.8
Manganese (Mn), % 0
0.4 to 0.6
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0 to 0.030
0 to 0.5
Niobium (Nb), % 0
0.15 to 0.45
Oxygen (O), % 0 to 0.25
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.9 to 99.96
0
Residuals, % 0 to 0.4
0