Grade 702C Zirconium vs. EN 1.3551 Steel

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while EN 1.3551 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 702C zirconium and the bottom bar is EN 1.3551 steel.

Grade 702C Cast Zirconium EN 1.3551 (80MoCrV42-16) High-Temperature Bearing Steel

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		180
Brinell Hardness		220

Elastic (Young's, Tensile) Modulus, GPa		97
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.34
Poisson's Ratio		0.29

Shear Modulus, GPa		36
Shear Modulus, GPa		75

Tensile Strength: Ultimate (UTS), MPa		430
Tensile Strength: Ultimate (UTS), MPa		720

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		260

Specific Heat Capacity, J/kg-K		270
Specific Heat Capacity, J/kg-K		460

Thermal Conductivity, W/m-K		22
Thermal Conductivity, W/m-K		36

Thermal Expansion, µm/m-K		5.7
Thermal Expansion, µm/m-K		13

Otherwise Unclassified Properties

Density, g/cm³		6.7
Density, g/cm³		7.9

Embodied Water, L/kg		450
Embodied Water, L/kg		82

Common Calculations

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

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		18
Strength to Weight: Axial, points		26

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		23

Thermal Diffusivity, mm²/s		12
Thermal Diffusivity, mm²/s		9.8

Thermal Shock Resistance, points		55
Thermal Shock Resistance, points		21

Alloy Composition

Carbon (C), %		0 to 0.1
Carbon (C), %		0.77 to 0.85

Chromium (Cr), %		0
Chromium (Cr), %		3.9 to 4.3

Copper (Cu), %		0
Copper (Cu), %		0 to 0.3

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

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

Iron (Fe), %		0 to 0.3
Iron (Fe), %		88.8 to 91.1

Manganese (Mn), %		0
Manganese (Mn), %		0.15 to 0.35

Molybdenum (Mo), %		0
Molybdenum (Mo), %		4.0 to 4.5

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

Oxygen (O), %		0 to 0.25
Oxygen (O), %		0

Phosphorus (P), %		0 to 0.010
Phosphorus (P), %		0 to 0.025

Silicon (Si), %		0
Silicon (Si), %		0 to 0.4

Sulfur (S), %		0
Sulfur (S), %		0 to 0.015

Tungsten (W), %		0
Tungsten (W), %		0 to 0.25

Vanadium (V), %		0
Vanadium (V), %		0.9 to 1.1

Zirconium (Zr), %		94.8 to 100
Zirconium (Zr), %		0