AISI 431 Stainless Steel vs. R60802 Alloy

AISI 431 stainless steel belongs to the iron alloys classification, while R60802 alloy belongs to the otherwise unclassified metals. 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 AISI 431 stainless steel and the bottom bar is R60802 alloy.

AISI 431 (S43100) Stainless Steel UNS R60802 Zirconium-Tin Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		98

Elongation at Break, %		15 to 17
Elongation at Break, %		22

Poisson's Ratio		0.28
Poisson's Ratio		0.34

Shear Modulus, GPa		77
Shear Modulus, GPa		36

Tensile Strength: Ultimate (UTS), MPa		890 to 1380
Tensile Strength: Ultimate (UTS), MPa		430

Tensile Strength: Yield (Proof), MPa		710 to 1040
Tensile Strength: Yield (Proof), MPa		270

Thermal Properties

Latent Heat of Fusion, J/g		280
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		26
Thermal Conductivity, W/m-K		22

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		6.0

Otherwise Unclassified Properties

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

Embodied Water, L/kg		120
Embodied Water, L/kg		290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		140 to 180
Resilience: Ultimate (Unit Rupture Work), MJ/m³		85

Resilience: Unit (Modulus of Resilience), kJ/m³		1270 to 2770
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		32 to 50
Strength to Weight: Axial, points		18

Strength to Weight: Bending, points		27 to 36
Strength to Weight: Bending, points		19

Thermal Diffusivity, mm²/s		7.0
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		28 to 43
Thermal Shock Resistance, points		53

Alloy Composition

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

Chromium (Cr), %		15 to 17
Chromium (Cr), %		0.050 to 0.15

Iron (Fe), %		78.2 to 83.8
Iron (Fe), %		0.070 to 0.2

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

Nickel (Ni), %		1.3 to 2.5
Nickel (Ni), %		0.030 to 0.080

Phosphorus (P), %		0 to 0.040
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

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

Residuals, %		0
Residuals, %		0 to 0.11