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R05400 Tantalum vs. EN 2.4951 Nickel

R05400 tantalum belongs to the otherwise unclassified metals classification, while EN 2.4951 nickel belongs to the nickel alloys. 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 R05400 tantalum and the bottom bar is EN 2.4951 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 1.1 to 28
34
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 69
76
Tensile Strength: Ultimate (UTS), MPa 210 to 540
750
Tensile Strength: Yield (Proof), MPa 140 to 390
270

Thermal Properties

Latent Heat of Fusion, J/g 140
320
Specific Heat Capacity, J/kg-K 140
460
Thermal Conductivity, W/m-K 59
12
Thermal Expansion, µm/m-K 6.5
12

Otherwise Unclassified Properties

Density, g/cm3 17
8.5
Embodied Water, L/kg 650
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5 to 53
200
Resilience: Unit (Modulus of Resilience), kJ/m3 50 to 420
190
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
25
Strength to Weight: Bending, points 4.8 to 8.8
22
Thermal Diffusivity, mm2/s 25
3.1
Thermal Shock Resistance, points 13 to 32
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0 to 0.010
0.080 to 0.15
Chromium (Cr), % 0
18 to 21
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0
0 to 0.5
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 5.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
65.4 to 81.7
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 1.0
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 99.7 to 100
0
Titanium (Ti), % 0 to 0.010
0.2 to 0.6
Tungsten (W), % 0 to 0.050
0