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Bainitic nodular iron roll for heavy rail mill
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Spheroidal Graphite
(Nodular) Cast Iron :
S.G. Iron (Nodular) or
Ductile Iron Rolls are available in a wide range of hardness & composition
for a variety of application. The matrix structure varies from Ferrito-Pearlitic,
Pearlitic to Bainitic & Martensitic together with different carbide contents
and graphite in the form of spheroids/nodules. Some critical grades are heat treated for higher strength. Chemical
composition and structure are chosen to suit specific application.
Application: Roughing and intermediate rolls for slabbing and
blooming mills. Roughing, intermediate and finishing for rail and
structural mils. Finishing for wire rod and narrow strip mils.
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