... Standard:API 5L Material: Gr.B,X42,X46,X52,X56,X60,X65,X70 wall thickness:5-60mm OD : 2"-32" Product ... steel pipeStandard:API 5LMaterial: Gr.B,X42,X46,X52,X56,X60,X65,X70wall thickness:5-60mmOD : 2"-32"length: 4-12m ... ,pls just feel free to contact us! API5l x42 x52 x60 Seamless Steel Tube