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Grade Ti-Pd17 Titanium vs. EN 1.4923 Stainless Steel

Grade Ti-Pd17 titanium belongs to the titanium alloys classification, while EN 1.4923 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (8, 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 1.4923 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 22
12 to 21
Fatigue Strength, MPa 140
300 to 440
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 270
870 to 980
Tensile Strength: Yield (Proof), MPa 190
470 to 780

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
24
Thermal Expansion, µm/m-K 8.7
11

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
2.9
Embodied Energy, MJ/kg 600
41
Embodied Water, L/kg 230
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 180
570 to 1580
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 17
31 to 35
Strength to Weight: Bending, points 21
26 to 28
Thermal Diffusivity, mm2/s 8.8
6.5
Thermal Shock Resistance, points 21
30 to 34

Alloy Composition

Carbon (C), % 0 to 0.1
0.18 to 0.24
Chromium (Cr), % 0
11 to 12.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
83.5 to 87.1
Manganese (Mn), % 0
0.4 to 0.9
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 0 to 0.030
0.3 to 0.8
Oxygen (O), % 0 to 0.25
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 98.9 to 99.96
0
Vanadium (V), % 0
0.25 to 0.35
Residuals, % 0 to 0.4
0