R60804 Alloy vs. S40977 Stainless Steel

R60804 alloy belongs to the otherwise unclassified metals classification, while S40977 stainless steel belongs to the iron alloys. There are 20 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 R60804 alloy and the bottom bar is S40977 stainless steel.

UNS R60804 Zirconium-Tin Alloy UNS S40977 Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		22
Elongation at Break, %		21

Poisson's Ratio		0.34
Poisson's Ratio		0.28

Shear Modulus, GPa		36
Shear Modulus, GPa		76

Tensile Strength: Ultimate (UTS), MPa		430
Tensile Strength: Ultimate (UTS), MPa		510

Tensile Strength: Yield (Proof), MPa		270
Tensile Strength: Yield (Proof), MPa		310

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		270

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		25

Thermal Expansion, µm/m-K		6.0
Thermal Expansion, µm/m-K		10

Otherwise Unclassified Properties

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

Embodied Water, L/kg		290
Embodied Water, L/kg		97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		85
Resilience: Ultimate (Unit Rupture Work), MJ/m³		92

Resilience: Unit (Modulus of Resilience), kJ/m³		380
Resilience: Unit (Modulus of Resilience), kJ/m³		250

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		18

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		18

Thermal Diffusivity, mm²/s		12
Thermal Diffusivity, mm²/s		6.7

Thermal Shock Resistance, points		53
Thermal Shock Resistance, points		18

Alloy Composition

Carbon (C), %		0
Carbon (C), %		0 to 0.030

Chromium (Cr), %		0.070 to 0.13
Chromium (Cr), %		10.5 to 12.5

Iron (Fe), %		0.18 to 0.24
Iron (Fe), %		83.9 to 89.2

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

Nickel (Ni), %		0
Nickel (Ni), %		0.3 to 1.0

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

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

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

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

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