Nickel 80A vs. R05240 Alloy

Nickel 80A belongs to the nickel alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is nickel 80A and the bottom bar is R05240 alloy.

Nickel Alloy 80A (2.4631, N07080, NA20)UNS R05240 Tantalum-Niobium Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		150

Elongation at Break, %		22
Elongation at Break, %		25

Poisson's Ratio		0.29
Poisson's Ratio		0.36

Shear Modulus, GPa		74
Shear Modulus, GPa		57

Tensile Strength: Ultimate (UTS), MPa		1040
Tensile Strength: Ultimate (UTS), MPa		270

Tensile Strength: Yield (Proof), MPa		710
Tensile Strength: Yield (Proof), MPa		170

Thermal Properties

Latent Heat of Fusion, J/g		320
Latent Heat of Fusion, J/g		210

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		190

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		6.8

Otherwise Unclassified Properties

Density, g/cm³		8.3
Density, g/cm³		14

Embodied Water, L/kg		280
Embodied Water, L/kg		460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		210
Resilience: Ultimate (Unit Rupture Work), MJ/m³		59

Resilience: Unit (Modulus of Resilience), kJ/m³		1300
Resilience: Unit (Modulus of Resilience), kJ/m³		90

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		6.3

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		13

Strength to Weight: Axial, points		35
Strength to Weight: Axial, points		5.4

Strength to Weight: Bending, points		27
Strength to Weight: Bending, points		6.8

Thermal Shock Resistance, points		31
Thermal Shock Resistance, points		18

Alloy Composition

Aluminum (Al), %		0.5 to 1.8
Aluminum (Al), %		0

Carbon (C), %		0 to 0.1
Carbon (C), %		0 to 0.010

Chromium (Cr), %		18 to 21
Chromium (Cr), %		0

Hydrogen (H), %		0
Hydrogen (H), %		0 to 0.0015

Iron (Fe), %		0 to 3.0
Iron (Fe), %		0 to 0.010

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0 to 0.020

Nickel (Ni), %		69.4 to 79.7
Nickel (Ni), %		0 to 0.010

Niobium (Nb), %		0
Niobium (Nb), %		35 to 42

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.010

Oxygen (O), %		0
Oxygen (O), %		0 to 0.020

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0 to 0.0050

Sulfur (S), %		0 to 0.015
Sulfur (S), %		0

Tantalum (Ta), %		0
Tantalum (Ta), %		57.9 to 65

Titanium (Ti), %		1.8 to 2.7
Titanium (Ti), %		0 to 0.010

Tungsten (W), %		0
Tungsten (W), %		0 to 0.050