LINEAR THERMAL EXPANSION COEFFICIENT OF CAST IRON


Room temperature linear thermal expansion coefficient values for some of the cast irons are given in the following chart.

Linear Thermal Expansion Coefficient Values for Cast Irons
Material Coefficient of Thermal Expansion
10-6 (°C)-1 10-6 (°F)-1
Gray Irons
Grade G1800 11.4 6.3
Grade G3000 11.4 6.3
Grade G4000 11.4 6.3
Ductile Irons
Grade 60-40-18 11.2 6.2
Grade 80-55-06 10.6 5.9


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