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R05200 Tantalum vs. Grade N7M Nickel

R05200 tantalum belongs to the otherwise unclassified metals classification, while grade N7M nickel belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is R05200 tantalum and the bottom bar is grade N7M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 1.1 to 28
22
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 69
85
Tensile Strength: Ultimate (UTS), MPa 210 to 540
590
Tensile Strength: Yield (Proof), MPa 140 to 390
310

Thermal Properties

Latent Heat of Fusion, J/g 140
320
Specific Heat Capacity, J/kg-K 140
390
Thermal Expansion, µm/m-K 6.5
9.9

Otherwise Unclassified Properties

Density, g/cm3 17
9.3
Embodied Water, L/kg 650
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5 to 53
110
Resilience: Unit (Modulus of Resilience), kJ/m3 50 to 420
220
Stiffness to Weight: Axial, points 6.2
13
Stiffness to Weight: Bending, points 11
22
Strength to Weight: Axial, points 3.6 to 9.0
18
Strength to Weight: Bending, points 4.8 to 8.8
17
Thermal Shock Resistance, points 13 to 32
19

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.070
Chromium (Cr), % 0
0 to 1.0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 3.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0 to 0.020
30 to 33
Nickel (Ni), % 0 to 0.010
60.9 to 70
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.015
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tantalum (Ta), % 99.8 to 100
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0