PPGI PPGI PPGI is pre-painted galvanised iron, also known as pre-coated steel, coil coated steel, color coated steel etc., typically with a hot dip zinc coated steel substrate. The term is an extension of GI which is a traditional abbreviation for Galvanized Iron. Today the term GI typically refers to essentially pure zinc (>99%) continuously hot dip coated steel, as opposed to batch dip processes. PPGI refers to factory pre-painted zinc coated steel, where the steel is painted before forming, as opposed to post painting which occurs after forming. The hot dip metallic coating process is also used to manufacture steel
Her Secret Is Patience Her Secret Is Patience Her Secret Is Patience is a public art sculpture commission designed by artist Janet Echelman for the city of Phoenix. Its creation was the result of collaboration between the artist and a team of award-winning engineers, architects, planners, and fabricators. It is located downtown in the Civic Space Park across from the Walter Cronkite School of Journalism at Arizona State University. The sculpture consists of painted, galvanized steel; polyester twine netting; and colored lights. The piece cost $2.5 million. The title of the piece is a quote from Ralph Waldo Emerson and during construction it was