Monel R-405 vs. R04295 Alloy

Monel R-405 belongs to the nickel alloys classification, while R04295 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is Monel R-405 and the bottom bar is R04295 alloy.

Monel R-405 (N04405)UNS R04295 Niobium-Hafnium Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		160
Elastic (Young's, Tensile) Modulus, GPa		100

Elongation at Break, %		9.1 to 39
Elongation at Break, %		22

Poisson's Ratio		0.32
Poisson's Ratio		0.38

Shear Modulus, GPa		62
Shear Modulus, GPa		37

Tensile Strength: Ultimate (UTS), MPa		540 to 630
Tensile Strength: Ultimate (UTS), MPa		410

Tensile Strength: Yield (Proof), MPa		190 to 350
Tensile Strength: Yield (Proof), MPa		300

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		300

Specific Heat Capacity, J/kg-K		430
Specific Heat Capacity, J/kg-K		260

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		7.2

Otherwise Unclassified Properties

Density, g/cm³		8.9
Density, g/cm³		9.0

Embodied Water, L/kg		250
Embodied Water, L/kg		950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		49 to 170
Resilience: Ultimate (Unit Rupture Work), MJ/m³		84

Resilience: Unit (Modulus of Resilience), kJ/m³		120 to 370
Resilience: Unit (Modulus of Resilience), kJ/m³		430

Stiffness to Weight: Axial, points		10
Stiffness to Weight: Axial, points		6.3

Stiffness to Weight: Bending, points		21
Stiffness to Weight: Bending, points		17

Strength to Weight: Axial, points		17 to 20
Strength to Weight: Axial, points		13

Strength to Weight: Bending, points		17 to 18
Strength to Weight: Bending, points		14

Thermal Shock Resistance, points		17 to 20
Thermal Shock Resistance, points		40

Alloy Composition

Carbon (C), %		0 to 0.3
Carbon (C), %		0 to 0.015

Copper (Cu), %		28 to 34
Copper (Cu), %		0

Hafnium (Hf), %		0
Hafnium (Hf), %		9.0 to 11

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

Iron (Fe), %		0 to 2.5
Iron (Fe), %		0

Manganese (Mn), %		0 to 2.0
Manganese (Mn), %		0

Nickel (Ni), %		63 to 72
Nickel (Ni), %		0

Niobium (Nb), %		0
Niobium (Nb), %		85.9 to 90.3

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

Oxygen (O), %		0
Oxygen (O), %		0 to 0.025

Silicon (Si), %		0 to 0.5
Silicon (Si), %		0

Sulfur (S), %		0.025 to 0.060
Sulfur (S), %		0

Tantalum (Ta), %		0
Tantalum (Ta), %		0 to 0.5

Titanium (Ti), %		0
Titanium (Ti), %		0.7 to 1.3

Tungsten (W), %		0
Tungsten (W), %		0 to 0.5

Zirconium (Zr), %		0
Zirconium (Zr), %		0 to 0.7