R60804 Alloy vs. EN 1.3576 Steel

R60804 alloy belongs to the otherwise unclassified metals classification, while EN 1.3576 steel belongs to the iron alloys. There are 16 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 R60804 alloy and the bottom bar is EN 1.3576 steel.

UNS R60804 Zirconium-Tin Alloy EN 1.3576 (20NiCrMo7) Case-Hardening Bearing Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		98
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.34
Poisson's Ratio		0.29

Shear Modulus, GPa		36
Shear Modulus, GPa		73

Tensile Strength: Ultimate (UTS), MPa		430
Tensile Strength: Ultimate (UTS), MPa		490 to 1420

Thermal Properties

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

Specific Heat Capacity, J/kg-K		270
Specific Heat Capacity, J/kg-K		470

Thermal Conductivity, W/m-K		22
Thermal Conductivity, W/m-K		46

Thermal Expansion, µm/m-K		6.0
Thermal Expansion, µm/m-K		13

Otherwise Unclassified Properties

Density, g/cm³		6.5
Density, g/cm³		7.9

Embodied Water, L/kg		290
Embodied Water, L/kg		53

Common Calculations

Stiffness to Weight: Axial, points		8.3
Stiffness to Weight: Axial, points		13

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

Strength to Weight: Axial, points		18
Strength to Weight: Axial, points		17 to 50

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		17 to 36

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

Thermal Shock Resistance, points		53
Thermal Shock Resistance, points		14 to 42

Alloy Composition

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Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.050

Carbon (C), %		0
Carbon (C), %		0.17 to 0.23

Chromium (Cr), %		0.070 to 0.13
Chromium (Cr), %		0.35 to 0.65

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

Iron (Fe), %		0.18 to 0.24
Iron (Fe), %		95.5 to 97.5

Manganese (Mn), %		0
Manganese (Mn), %		0.4 to 0.7

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0.2 to 0.3

Nickel (Ni), %		0
Nickel (Ni), %		1.6 to 2.0

Oxygen (O), %		0
Oxygen (O), %		0 to 0.0020

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

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

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

Tin (Sn), %		1.2 to 1.7
Tin (Sn), %		0

Zirconium (Zr), %		97.8 to 98.6
Zirconium (Zr), %		0

Residuals, %		0 to 0.12
Residuals, %		0