Cast Iron/Ductile

surface preparation cast iron ductile surfaces

Inspection of Surface Preparation and Coating Application of Cast Iron/Ductile Iron Surfaces

Introduction – While cast iron and ductile iron can be used unpainted in some environments, there are many occasions, such as piping, when it is painted.  For the coatings to adhere and provide the desired service life, the quality of surface preparation and coating application must be assured.  This can be accomplished by thoroughly inspecting

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Preparation of Cast Iron/Ductile Iron for Painting

By Jay Helsel, PE, KTA-Tator, Inc.  Introduction – Cast iron and ductile iron are two different materials but are prepared and painted similarly.  Ductile iron consists of iron, carbon, silicon, manganese, magnesium, phosphorous and sulfur, whereas ductile iron consists primarily of carbon and silicon together with nodular graphite to provide ductility. Ductile iron is commonly

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