Low-oxygen Zirconium vs. R56401 Titanium

Low-oxygen zirconium belongs to the otherwise unclassified metals classification, while R56401 titanium belongs to the titanium 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 low-oxygen zirconium and the bottom bar is R56401 titanium.

Low-Oxygen (R60700) Zirconium UNS R56401 Titanium

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		98
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		23
Elongation at Break, %		9.1

Poisson's Ratio		0.34
Poisson's Ratio		0.32

Shear Modulus, GPa		37
Shear Modulus, GPa		40

Tensile Strength: Ultimate (UTS), MPa		330
Tensile Strength: Ultimate (UTS), MPa		940

Tensile Strength: Yield (Proof), MPa		270
Tensile Strength: Yield (Proof), MPa		850

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		410

Specific Heat Capacity, J/kg-K		270
Specific Heat Capacity, J/kg-K		560

Thermal Conductivity, W/m-K		22
Thermal Conductivity, W/m-K		7.1

Thermal Expansion, µm/m-K		5.7
Thermal Expansion, µm/m-K		9.6

Otherwise Unclassified Properties

Density, g/cm³		6.7
Density, g/cm³		4.5

Embodied Water, L/kg		450
Embodied Water, L/kg		200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		70
Resilience: Ultimate (Unit Rupture Work), MJ/m³		83

Resilience: Unit (Modulus of Resilience), kJ/m³		370
Resilience: Unit (Modulus of Resilience), kJ/m³		3440

Stiffness to Weight: Axial, points		8.1
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		35

Strength to Weight: Axial, points		14
Strength to Weight: Axial, points		59

Strength to Weight: Bending, points		16
Strength to Weight: Bending, points		48

Thermal Diffusivity, mm²/s		12
Thermal Diffusivity, mm²/s		2.9

Thermal Shock Resistance, points		42
Thermal Shock Resistance, points		67

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		5.5 to 6.5

Carbon (C), %		0 to 0.050
Carbon (C), %		0 to 0.080

Chromium (Cr), %		0 to 0.2
Chromium (Cr), %		0

Hafnium (Hf), %		0 to 4.5
Hafnium (Hf), %		0

Hydrogen (H), %		0 to 0.0050
Hydrogen (H), %		0 to 0.012

Iron (Fe), %		0 to 0.2
Iron (Fe), %		0 to 0.25

Nitrogen (N), %		0 to 0.025
Nitrogen (N), %		0 to 0.050

Oxygen (O), %		0 to 0.1
Oxygen (O), %		0 to 0.13

Titanium (Ti), %		0
Titanium (Ti), %		88.5 to 91

Vanadium (V), %		0
Vanadium (V), %		3.5 to 4.5

Zirconium (Zr), %		94.7 to 100
Zirconium (Zr), %		0