VANGUARD FOUNDRY LIMITED - Established in 1983, Vanguard Foundry Ltd is a privately owned company specialising in the manufac ... ture of iron castings for the turbo-charging, diesel engine, agricultural and general engineering sector. Approved to ISO 9001-2008, we produce the entire Ductile Iron range including Simo, Ni-resist and ADI materials along with several grades of Stainless Steel. read more