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R05400 Tantalum vs. EN 2.4650 Nickel

R05400 tantalum belongs to the otherwise unclassified metals classification, while EN 2.4650 nickel belongs to the nickel alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is R05400 tantalum and the bottom bar is EN 2.4650 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 1.1 to 28
34
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 69
80
Tensile Strength: Ultimate (UTS), MPa 210 to 540
1090
Tensile Strength: Yield (Proof), MPa 140 to 390
650

Thermal Properties

Latent Heat of Fusion, J/g 140
320
Specific Heat Capacity, J/kg-K 140
450
Thermal Conductivity, W/m-K 59
12
Thermal Expansion, µm/m-K 6.5
11

Otherwise Unclassified Properties

Density, g/cm3 17
8.5
Embodied Water, L/kg 650
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5 to 53
320
Resilience: Unit (Modulus of Resilience), kJ/m3 50 to 420
1030
Stiffness to Weight: Axial, points 6.2
13
Stiffness to Weight: Bending, points 11
23
Strength to Weight: Axial, points 3.6 to 9.0
36
Strength to Weight: Bending, points 4.8 to 8.8
28
Thermal Diffusivity, mm2/s 25
3.1
Thermal Shock Resistance, points 13 to 32
33

Alloy Composition

Aluminum (Al), % 0
0.3 to 0.6
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.010
0.040 to 0.080
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
19 to 21
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 0.7
Manganese (Mn), % 0
0 to 0.6
Molybdenum (Mo), % 0 to 0.020
5.6 to 6.1
Nickel (Ni), % 0 to 0.010
46.9 to 54.2
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.030
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.0050
0 to 0.4
Sulfur (S), % 0
0 to 0.0070
Tantalum (Ta), % 99.7 to 100
0
Titanium (Ti), % 0 to 0.010
1.9 to 2.4
Tungsten (W), % 0 to 0.050
0