Automotive Malleable Cast Iron vs. Grade 7 Babbitt Metal

Automotive malleable cast iron belongs to the iron alloys classification, while grade 7 Babbitt Metal belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is automotive malleable cast iron and the bottom bar is grade 7 Babbitt Metal.

Automotive Malleable Cast Iron Grade 7 (L53585) Lead-Base Babbitt Metal

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		130 to 290
Brinell Hardness		23

Elastic (Young's, Tensile) Modulus, GPa		180
Elastic (Young's, Tensile) Modulus, GPa		26

Poisson's Ratio		0.29
Poisson's Ratio		0.4

Shear Modulus, GPa		70
Shear Modulus, GPa		9.1

Tensile Strength: Yield (Proof), MPa		220 to 590
Tensile Strength: Yield (Proof), MPa		25

Thermal Properties

Latent Heat of Fusion, J/g		260
Latent Heat of Fusion, J/g		48

Melting Completion (Liquidus), °C		1410
Melting Completion (Liquidus), °C		270

Melting Onset (Solidus), °C		1370
Melting Onset (Solidus), °C		240

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		150

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		26

Otherwise Unclassified Properties

Base Metal Price, % relative		1.9
Base Metal Price, % relative		23

Density, g/cm³		7.6
Density, g/cm³		10

Embodied Carbon, kg CO₂/kg material		1.5
Embodied Carbon, kg CO₂/kg material		4.4

Embodied Energy, MJ/kg		20
Embodied Energy, MJ/kg		62

Embodied Water, L/kg		45
Embodied Water, L/kg		880

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		130 to 950
Resilience: Unit (Modulus of Resilience), kJ/m³		12

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		1.4

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		9.6

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.0050

Antimony (Sb), %		0
Antimony (Sb), %		14 to 16

Arsenic (As), %		0
Arsenic (As), %		0.3 to 0.6

Bismuth (Bi), %		0
Bismuth (Bi), %		0 to 0.1

Cadmium (Cd), %		0
Cadmium (Cd), %		0 to 0.050

Carbon (C), %		2.2 to 2.9
Carbon (C), %		0

Copper (Cu), %		0
Copper (Cu), %		0 to 0.5

Iron (Fe), %		93.6 to 96.7
Iron (Fe), %		0 to 0.1

Lead (Pb), %		0
Lead (Pb), %		71.9 to 76.4

Manganese (Mn), %		0.15 to 1.3
Manganese (Mn), %		0

Phosphorus (P), %		0.020 to 0.15
Phosphorus (P), %		0

Silicon (Si), %		0.9 to 1.9
Silicon (Si), %		0

Sulfur (S), %		0.020 to 0.2
Sulfur (S), %		0

Tin (Sn), %		0
Tin (Sn), %		9.3 to 10.7

Zinc (Zn), %		0
Zinc (Zn), %		0 to 0.0050