R60802 Alloy vs. ACI-ASTM CH20 Steel

R60802 alloy belongs to the otherwise unclassified metals classification, while ACI-ASTM CH20 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is R60802 alloy and the bottom bar is ACI-ASTM CH20 steel.

UNS R60802 Zirconium-Tin Alloy ACI-ASTM CH20 (SCS17, J93402) Cast 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, %		22
Elongation at Break, %		38

Poisson's Ratio		0.34
Poisson's Ratio		0.27

Shear Modulus, GPa		36
Shear Modulus, GPa		78

Tensile Strength: Ultimate (UTS), MPa		430
Tensile Strength: Ultimate (UTS), MPa		610

Tensile Strength: Yield (Proof), MPa		270
Tensile Strength: Yield (Proof), MPa		350

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		310

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

Thermal Conductivity, W/m-K		22
Thermal Conductivity, W/m-K		14

Thermal Expansion, µm/m-K		6.0
Thermal Expansion, µm/m-K		15

Otherwise Unclassified Properties

Density, g/cm³		6.5
Density, g/cm³		7.8

Embodied Water, L/kg		290
Embodied Water, L/kg		180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		85
Resilience: Ultimate (Unit Rupture Work), MJ/m³		200

Resilience: Unit (Modulus of Resilience), kJ/m³		380
Resilience: Unit (Modulus of Resilience), kJ/m³		300

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		18
Strength to Weight: Axial, points		22

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		21

Thermal Diffusivity, mm²/s		12
Thermal Diffusivity, mm²/s		3.7

Thermal Shock Resistance, points		53
Thermal Shock Resistance, points		15

Alloy Composition

Carbon (C), %		0
Carbon (C), %		0 to 0.2

Chromium (Cr), %		0.050 to 0.15
Chromium (Cr), %		22 to 26

Iron (Fe), %		0.070 to 0.2
Iron (Fe), %		54.7 to 66

Manganese (Mn), %		0
Manganese (Mn), %		0 to 1.5

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0 to 0.5

Nickel (Ni), %		0.030 to 0.080
Nickel (Ni), %		12 to 15

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		0
Silicon (Si), %		0 to 2.0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.040

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

Zirconium (Zr), %		97.8 to 98.7
Zirconium (Zr), %		0

Residuals, %		0 to 0.11
Residuals, %		0