Companies
Incledon
Incledon is an importer and leading national distributor of engineering products in the fluid conveyance industries....
Saint Gobain PAM
Manufacturer of SABS Quality cast iron and Ductile Iron: building products, civil construction products, cookware products and high-tech industrial products.
Design Acro
Architectural company offering full architectural services and project management in the Eastern Cape, leader of quality architectural design of the highest standards appropriate for the South African context and culture, developing globally respected and sound business solutions.
NIBF - Natal Iron & Brass Foundry
NIBF is a manufacturer, importer and exporter of cast iron and ductile iron products. Specializing in the following products: Manhole covers and frames; Stormwater gratings and frames; Stopcock, Valve, Meter and Hydrant Boxes.
News & Product Highlight
today16 Jan 2012
verified_userNIBF - Natal Iron & Brass Foundry

The difference between ductile and grey iron

Both Ductile Iron and Grey Iron have a carbon content of about 3.5% that inhibits corrosion. The addition of magnesium at the molten stage of the metal transforms the flakes of graphite, which is common to the grey iron casting process, into a spheroidal or nodular form.