The Scrap consists of a mix of millscrap (stampings, cuttings, bars), industrial scrap (nuts, bolts, misc. pieces)auto and truck frames and bodies, railroad scrap (wheels axles, parts of lovomotives and carriages). Ship scrap(fitting, plate, pieces, parts), construction scarp (plate, bars, angle pieces rods, steel pipes) and miscellaneous commercial scarp (appliance castinigs, frames and parts). The scrap will be free from toxic, chemicals, radioactive materials, inflammables, explosives, organic matters originated from animal or plants with danger of epidemic diseases and medical waste. The scrap will also be totally free from, bombs, arms and ammunition, mines shell, cartridges, sealed containers, gas cylinders, explosive shells or explosive material s in any form. The non-metallic imputities will be 1% or less of the total contract quantity.