... naked as customers' need;5)Product Type: Square pipe, Rectangular tubes, ERW tubes, Seamless &Welded steel pipe, Galvanized steel ... Gi Square Pipe3m-12mProcessing techniquecoupling, necking, punching and so on.Usage industryPetrol, gas, water pipe,construction,chimney pot.PackagingBundle ... , hot rolled, hot dipped, ERW pipe and so on.We sincerely hope to establish business relations with your esteemed ...