Sincerity, Innovation, Rigorousness, and Efficiency is the persistent conception of our firm to the long-term to develop together with consumers for mutual reciprocity and mutual advantage for Astm A106 Steel Pipe, Welded Steel Pipe Big Diameter , Hot Dip Galvanized Steel Tube , Steel Round Pipe ,Galvanized Seamless Steel Pipe . All prices depend upon the quantity of your order; the more you order, the more economical the price is. We also offer good OEM service to many famous brands. The product will supply to all over the world, such as Europe, America, Australia,Curacao , Southampton ,Malta , Munich .We'd like to invite customers from abroad to discuss business with us. We can provide our clients with high quality products and excellent service. We are sure that we will have good cooperative relationships and make a brilliant future for both parties.