AISI 409 Stainless Steel vs. R60804 Alloy

AISI 409 stainless steel belongs to the iron alloys classification, while R60804 alloy belongs to the otherwise unclassified metals. 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 AISI 409 stainless steel and the bottom bar is R60804 alloy.

AISI 409 (S40900) Stainless Steel UNS R60804 Zirconium-Tin Alloy

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		24
Elongation at Break, %		22

Poisson's Ratio		0.28
Poisson's Ratio		0.34

Shear Modulus, GPa		75
Shear Modulus, GPa		36

Tensile Strength: Ultimate (UTS), MPa		420
Tensile Strength: Ultimate (UTS), MPa		430

Tensile Strength: Yield (Proof), MPa		200
Tensile Strength: Yield (Proof), MPa		270

Thermal Properties

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

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

Thermal Conductivity, W/m-K		25
Thermal Conductivity, W/m-K		22

Thermal Expansion, µm/m-K		11
Thermal Expansion, µm/m-K		6.0

Otherwise Unclassified Properties

Density, g/cm³		7.7
Density, g/cm³		6.5

Embodied Water, L/kg		94
Embodied Water, L/kg		290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		83
Resilience: Ultimate (Unit Rupture Work), MJ/m³		85

Resilience: Unit (Modulus of Resilience), kJ/m³		100
Resilience: Unit (Modulus of Resilience), kJ/m³		380

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

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

Strength to Weight: Axial, points		15
Strength to Weight: Axial, points		18

Strength to Weight: Bending, points		16
Strength to Weight: Bending, points		19

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

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

Alloy Composition

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

Chromium (Cr), %		10.5 to 11.7
Chromium (Cr), %		0.070 to 0.13

Iron (Fe), %		84.9 to 89.5
Iron (Fe), %		0.18 to 0.24

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0

Nickel (Ni), %		0 to 0.5
Nickel (Ni), %		0

Phosphorus (P), %		0 to 0.045
Phosphorus (P), %		0

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

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

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

Titanium (Ti), %		0 to 0.75
Titanium (Ti), %		0

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

Residuals, %		0
Residuals, %		0 to 0.12