Sao Paulo Building Exterior

This resource is a case study on the stainless steel exterior found in the new South American headquarters in Sao Paulo, Brazil, built in 2002. The structure is located 80km from the coast but due to pollution emissions, the area is still considered severe for corrosion levels. EN grade 1.4401 (type 316) was used with 3 different smooth finishes: a black electrochemically coloured, a coined cambric finish and a polished finish. Regular washing is assumed. The study contains information and images describing the stainless steel element, design criteria and performance of the finished product since construction. Also presented is a stainless steel selection criteria which uses the case study as an example, it considers: environment, salt exposure, weather, design and maintenance.