Ductile Cast Iron vs. 60Cr-40Ni Alloy

Ductile cast iron belongs to the iron alloys classification, while 60Cr-40Ni alloy belongs to the otherwise unclassified metals. There are 19 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 ductile cast iron and the bottom bar is 60Cr-40Ni alloy.

Ductile (Nodular, Spheroidal) Cast Iron 60Cr-40Ni (R20600) Casting Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		170 to 180
Elastic (Young's, Tensile) Modulus, GPa		220

Poisson's Ratio		0.28 to 0.31
Poisson's Ratio		0.25

Shear Modulus, GPa		64 to 70
Shear Modulus, GPa		87

Tensile Strength: Ultimate (UTS), MPa		460 to 920
Tensile Strength: Ultimate (UTS), MPa		870

Tensile Strength: Yield (Proof), MPa		310 to 670
Tensile Strength: Yield (Proof), MPa		660

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		370

Specific Heat Capacity, J/kg-K		490
Specific Heat Capacity, J/kg-K		490

Thermal Expansion, µm/m-K		11
Thermal Expansion, µm/m-K		16

Otherwise Unclassified Properties

Base Metal Price, % relative		1.9
Base Metal Price, % relative		49

Density, g/cm³		7.1 to 7.5
Density, g/cm³		7.8

Embodied Carbon, kg CO₂/kg material		1.5
Embodied Carbon, kg CO₂/kg material		7.4

Embodied Energy, MJ/kg		21
Embodied Energy, MJ/kg		110

Embodied Water, L/kg		43
Embodied Water, L/kg		380

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		280 to 1330
Resilience: Unit (Modulus of Resilience), kJ/m³		1000

Stiffness to Weight: Axial, points		12 to 14
Stiffness to Weight: Axial, points		16

Stiffness to Weight: Bending, points		24 to 26
Stiffness to Weight: Bending, points		26

Strength to Weight: Axial, points		17 to 35
Strength to Weight: Axial, points		31

Strength to Weight: Bending, points		18 to 29
Strength to Weight: Bending, points		26

Thermal Shock Resistance, points		17 to 35
Thermal Shock Resistance, points		18

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.25

Carbon (C), %		3.0 to 3.5
Carbon (C), %		0 to 0.1

Chromium (Cr), %		0
Chromium (Cr), %		58 to 62

Iron (Fe), %		93.7 to 95.5
Iron (Fe), %		0 to 1.0

Manganese (Mn), %		0
Manganese (Mn), %		0 to 0.3

Nickel (Ni), %		0
Nickel (Ni), %		34.5 to 42

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.3

Phosphorus (P), %		0 to 0.080
Phosphorus (P), %		0 to 0.020

Silicon (Si), %		1.5 to 2.8
Silicon (Si), %		0 to 1.0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.020

Titanium (Ti), %		0
Titanium (Ti), %		0 to 0.5