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Grade Ti-Pd17 Titanium vs. EN 1.4588 Stainless Steel

Grade Ti-Pd17 titanium belongs to the titanium alloys classification, while EN 1.4588 stainless steel belongs to the iron alloys. There are 29 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 grade Ti-Pd17 titanium and the bottom bar is EN 1.4588 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
160
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 22
34
Fatigue Strength, MPa 140
190
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
80
Tensile Strength: Ultimate (UTS), MPa 270
540
Tensile Strength: Yield (Proof), MPa 190
240

Thermal Properties

Latent Heat of Fusion, J/g 420
300
Maximum Temperature: Mechanical, °C 320
1100
Melting Completion (Liquidus), °C 1660
1450
Melting Onset (Solidus), °C 1610
1410
Specific Heat Capacity, J/kg-K 540
460
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 8.7
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
1.9

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.1
Embodied Carbon, kg CO2/kg material 36
6.2
Embodied Energy, MJ/kg 600
84
Embodied Water, L/kg 230
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
150
Resilience: Unit (Modulus of Resilience), kJ/m3 180
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 17
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 8.8
4.0
Thermal Shock Resistance, points 21
11

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.020
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
41.2 to 50.4
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0 to 0.030
24 to 26
Nitrogen (N), % 0
0.1 to 0.25
Oxygen (O), % 0 to 0.25
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 98.9 to 99.96
0
Residuals, % 0 to 0.4
0