Definitions for "Malleable Iron"
White iron that has been annealed producing a graphite shape that is raggedly spheroidal. (Appears as grape nuts in Jell-O.)
Cast iron containing graphite in the form of nodules or temper carbon, it is cast as white iron and the graphite is precipitated during the subsequent heat treatment.
A cast iron of such composition that it solidifies as white iron, which upon proper heat treatment is converted to a metallic matrix with nodules of temper carbon.