Arvedi Tubi Acciaio SpA, since 1970 a leading company in the welded tube market with a production capacity of 600,000 tpy, has offered its customers experience, flexibility, high quality and a very large range of sizes for various applications: round tubes (diameter from 17.2 to 355.6 mm), square hollow sections (from 100 x 100 to 300 x 300 mm) and rectangular hollow sections (from 120 x 80 to 400 x 200 mm) in a large range of wall thicknesses (1.2 to 16 mm). In 2009 ATA launched its new products for the construction sector with a range of cold finished hollow sections and in 2013 a range of hot finished hollow sections under the “Leonardo” brand which represents the excellence of “Made in Italy”.