Commerciale Tubi Acciaio Group, an industrial group, completed the acquisition of a 65% stake in Alco, a manufacturer of steel pipes. Financial terms were not disclosed. The acquisition is part of a broader project of growth and positioning for the entire Group, by introducing it again to the French scene, with a niche distributor of stainless-stell, present on the renewable market, and therefore allowing to strengthen its presence in a sector of high value-added materials.