... 4. high quality & competitive price API 5L X42 Steel Pipe MaterialCarbon Steel, Stainless Steel, Alloy Steel, Nickel ... API P110, St42, St45, St52.4API 5L A, B, X42, X46, X52, X56, X60, X65, X70, X80, X100CertificationAPI, ISO, ... 3PP,EP and Black PaintingApplicationFluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, Chemical Fertilizer Pipe, Structure PipePackaging Detailin wooden cases, ...