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Ductile cast iron___________________?
Mechanical Engineeringmedium
Acontains 1.7 to 3.5% carbon in free state and is obtained by the slow cooling of molten cast iron
Bis also known as chilled cast iron and is obtained by cooling rapidly. It is almost unmachinable
Cis produced by annealing process. It is soft, tough and easily machined metal
is produced by small additions of magnesium (or creium) in the ladle. Graphite is in nodular or spheroidal form and is well dispersed throughout the material E. none of the above
Correct Answer: D. is produced by small additions of magnesium (or creium) in the ladle. Graphite is in nodular or spheroidal form and is well dispersed throughout the material E. none of the above
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