... API 5L X42 Steel Pipe MaterialCarbon Steel, Stainless Steel, Alloy Steel, Nickel Alloy Steel, Duplex Steel and Super Duplex SteelSteel Pipe TypeSeamless Steel Pipe, Welded Steel Pipe, LSAW, SSAW, Galvanized Steel Pipe, Electric-resistance Welded Steel Pipe ... , St52, Q215, API N80, St37, API L80, API P110, St42, St45, St52.4API 5L A, B, X42, X46, X52, X56, X60, X65, X70, X80 ...