R60901 Alloy vs. EN 1.4378 Stainless Steel

R60901 alloy belongs to the otherwise unclassified metals classification, while EN 1.4378 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 R60901 alloy and the bottom bar is EN 1.4378 stainless steel.

UNS R60901 Zirconium-Niobium Alloy EN 1.4378 (X6CrMnNiN18-13-3) 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, %		17 to 22
Elongation at Break, %		14 to 34

Poisson's Ratio		0.34
Poisson's Ratio		0.28

Shear Modulus, GPa		37
Shear Modulus, GPa		77

Tensile Strength: Ultimate (UTS), MPa		500 to 580
Tensile Strength: Ultimate (UTS), MPa		760 to 1130

Tensile Strength: Yield (Proof), MPa		350 to 390
Tensile Strength: Yield (Proof), MPa		430 to 970

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		6.3
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Density, g/cm³		6.6
Density, g/cm³		7.6

Embodied Water, L/kg		270
Embodied Water, L/kg		150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		88 to 100
Resilience: Ultimate (Unit Rupture Work), MJ/m³		150 to 220

Resilience: Unit (Modulus of Resilience), kJ/m³		640 to 760
Resilience: Unit (Modulus of Resilience), kJ/m³		470 to 2370

Stiffness to Weight: Axial, points		8.3
Stiffness to Weight: Axial, points		14

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

Strength to Weight: Axial, points		21 to 25
Strength to Weight: Axial, points		28 to 41

Strength to Weight: Bending, points		21 to 24
Strength to Weight: Bending, points		24 to 31

Thermal Shock Resistance, points		58 to 67
Thermal Shock Resistance, points		16 to 23

Alloy Composition

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

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

Iron (Fe), %		0
Iron (Fe), %		61.2 to 69

Manganese (Mn), %		0
Manganese (Mn), %		11.5 to 14.5

Nickel (Ni), %		0
Nickel (Ni), %		2.3 to 3.7

Niobium (Nb), %		2.4 to 2.8
Niobium (Nb), %		0

Nitrogen (N), %		0
Nitrogen (N), %		0.2 to 0.4

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), %		96.8 to 97.5
Zirconium (Zr), %		0

Residuals, %		0 to 0.29
Residuals, %		0