EC21 Buying Leads Catalogs - b t x http://importer.ec21.com/buy_leads/b t x.html Buy Welded Carbon Steel Pipehttp://www.ec21.com/offer_detail/Buy_Welded_Carbon_Steel_Pipe--3066233.htmlx thickness 8 mm Qty= 6 pieces. Mat: A 53 Gr.- B. Pipe length = 6 meter each. Terms: 1. Offer Validity: 30 Days from th20080305