R04295 Alloy vs. Grade 36 Titanium

R04295 alloy belongs to the otherwise unclassified metals classification, while grade 36 titanium belongs to the titanium alloys. They have 46% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is R04295 alloy and the bottom bar is grade 36 titanium.

UNS R04295 Niobium-Hafnium Alloy Grade 36 (R58450) Titanium

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		22
Elongation at Break, %		11

Poisson's Ratio		0.38
Poisson's Ratio		0.36

Shear Modulus, GPa		37
Shear Modulus, GPa		39

Tensile Strength: Ultimate (UTS), MPa		410
Tensile Strength: Ultimate (UTS), MPa		530

Tensile Strength: Yield (Proof), MPa		300
Tensile Strength: Yield (Proof), MPa		520

Thermal Properties

Latent Heat of Fusion, J/g		300
Latent Heat of Fusion, J/g		370

Specific Heat Capacity, J/kg-K		260
Specific Heat Capacity, J/kg-K		420

Thermal Expansion, µm/m-K		7.2
Thermal Expansion, µm/m-K		8.1

Otherwise Unclassified Properties

Density, g/cm³		9.0
Density, g/cm³		6.3

Embodied Water, L/kg		950
Embodied Water, L/kg		130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		84
Resilience: Ultimate (Unit Rupture Work), MJ/m³		59

Resilience: Unit (Modulus of Resilience), kJ/m³		430
Resilience: Unit (Modulus of Resilience), kJ/m³		1260

Stiffness to Weight: Axial, points		6.3
Stiffness to Weight: Axial, points		9.3

Stiffness to Weight: Bending, points		17
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		13
Strength to Weight: Axial, points		23

Strength to Weight: Bending, points		14
Strength to Weight: Bending, points		23

Thermal Shock Resistance, points		40
Thermal Shock Resistance, points		45

Alloy Composition

Carbon (C), %		0 to 0.015
Carbon (C), %		0 to 0.030

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

Hydrogen (H), %		0 to 0.0015
Hydrogen (H), %		0 to 0.0035

Iron (Fe), %		0
Iron (Fe), %		0 to 0.030

Niobium (Nb), %		85.9 to 90.3
Niobium (Nb), %		42 to 47

Nitrogen (N), %		0 to 0.010
Nitrogen (N), %		0 to 0.030

Oxygen (O), %		0 to 0.025
Oxygen (O), %		0 to 0.16

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

Titanium (Ti), %		0.7 to 1.3
Titanium (Ti), %		52.3 to 58

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

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

Residuals, %		0
Residuals, %		0 to 0.4