Low-oxygen Zirconium vs. S21460 Stainless Steel

Low-oxygen zirconium belongs to the otherwise unclassified metals classification, while S21460 stainless steel belongs to the iron alloys. 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 low-oxygen zirconium and the bottom bar is S21460 stainless steel.

Low-Oxygen (R60700) Zirconium UNS S21460 (XM-14) Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		98
Elastic (Young's, Tensile) Modulus, GPa		200

Elongation at Break, %		23
Elongation at Break, %		46

Poisson's Ratio		0.34
Poisson's Ratio		0.28

Shear Modulus, GPa		37
Shear Modulus, GPa		77

Tensile Strength: Ultimate (UTS), MPa		330
Tensile Strength: Ultimate (UTS), MPa		830

Tensile Strength: Yield (Proof), MPa		270
Tensile Strength: Yield (Proof), MPa		430

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		290

Specific Heat Capacity, J/kg-K		270
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		5.7
Thermal Expansion, µm/m-K		18

Otherwise Unclassified Properties

Density, g/cm³		6.7
Density, g/cm³		7.6

Embodied Water, L/kg		450
Embodied Water, L/kg		160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		70
Resilience: Ultimate (Unit Rupture Work), MJ/m³		320

Resilience: Unit (Modulus of Resilience), kJ/m³		370
Resilience: Unit (Modulus of Resilience), kJ/m³		460

Stiffness to Weight: Axial, points		8.1
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		14
Strength to Weight: Axial, points		30

Strength to Weight: Bending, points		16
Strength to Weight: Bending, points		26

Thermal Shock Resistance, points		42
Thermal Shock Resistance, points		17

Alloy Composition

Carbon (C), %		0 to 0.050
Carbon (C), %		0 to 0.12

Chromium (Cr), %		0 to 0.2
Chromium (Cr), %		17 to 19

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

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

Iron (Fe), %		0 to 0.2
Iron (Fe), %		57.3 to 63.7

Manganese (Mn), %		0
Manganese (Mn), %		14 to 16

Nickel (Ni), %		0
Nickel (Ni), %		5.0 to 6.0

Nitrogen (N), %		0 to 0.025
Nitrogen (N), %		0.35 to 0.5

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

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.060

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

Sulfur (S), %		0
Sulfur (S), %		0 to 0.030

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