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Grade Ti-Pd18 Titanium vs. 50Cr-50Ni Alloy

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while 50Cr-50Ni alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade Ti-Pd18 titanium and the bottom bar is 50Cr-50Ni alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 17
5.7
Poisson's Ratio 0.32
0.26
Shear Modulus, GPa 40
84
Tensile Strength: Ultimate (UTS), MPa 710
620
Tensile Strength: Yield (Proof), MPa 540
390

Thermal Properties

Latent Heat of Fusion, J/g 410
350
Specific Heat Capacity, J/kg-K 550
490
Thermal Expansion, µm/m-K 9.1
15

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.0
Embodied Carbon, kg CO2/kg material 41
7.9
Embodied Energy, MJ/kg 670
110
Embodied Water, L/kg 270
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
31
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
350
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 44
21
Strength to Weight: Bending, points 39
20
Thermal Shock Resistance, points 52
14

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0 to 0.25
Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 0
48 to 52
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 1.0
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0 to 0.050
44.5 to 52
Nitrogen (N), % 0
0 to 0.3
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 92.5 to 95.5
0 to 0.5
Vanadium (V), % 2.0 to 3.0
0
Residuals, % 0 to 0.4
0