... 1/2''--48'' 4. high quality & competitive price A335 P9 Steel Pipe MaterialCarbon Steel, Stainless Steel, Alloy Steel, Nickel ... Welded Steel PipeSpiral Welded Steel Pipe, Hot-rolling Seamless Pipe, Cold-rolling Seamless PipeStandardASTM, DIN, GB, BS, JIS, ASME, ... , Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, Chemical Fertilizer Pipe, Structure PipePackaging Detailin wooden cases, nylon bags, ...