... need;5)Product Type: Square pipe, Rectangular tubes, ERW tubes, Seamless &Welded steel pipe, Galvanized steel pipe, etc.hollow rectangular steel tube ... necking, punching and so on.Usage industryPetrol, gas, water pipe,construction,chimney pot.PackagingBundle,bulk in container or as per ... also can provide all kinds of pipe: cold rolled, hot rolled, hot dipped, ERW pipe and so on.We sincerely hope ...