________is
also called spheroidal graphite cast iron.
malleable
cast iron
ductile
cast iron
white
cast iron
gray cast iron
ductile
cast iron
Ductile
cast iron also known as ductile iron, nodular cast iron, spheroidal
graphite iron, spheroidal graphite cast iron and SG iron, is a type
of graphite-rich cast iron.
Hence,
the correct option is (B).
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