1.Grade: X42, X46 2.Type: Line Pipe 3.Standard: API 5L 4.Place of Origin: Liaoning, China SPECIFICATION Product DescriptionAPI 5L Line steel pipe OUT DIAMETER: 21.3-630mm WALL THICKNESS: 1.8-22.2mm STEEL GRADE: GR. A, Gr. B, X42, X46, X52, X56, X60, X65, X70, X80OUT DIAMETER 21.3-630mmWALL THICKNESS 1.8-22.2mmSTEEL GRADE GR. A, Gr. B, X42, X46, X52, X56, X60, X65, X70, X80 Line Pipe