Yellow Brass Turning Yellow Brass Turning - Scrap metal collection and recycling in Entroncamento, Portugal: copper, brass, aluminium, iron, stainless steel, batteries, WEEE and... Home / Products / Metals / Yellow Brass / Yellow Brass Turning Denomination ISRI : NOMAD Shall consist of yellow turnings, free of aluminium, manganese and composition turnings, free iron, oil or other moisture; to be free of grindings and habbitts.