Pipes
Hunan Standard Steel Seamless Steel Pipe, API 5L Grade B, 2 1/2″ NB 65 SCH 40, 12m ? This API 5L Grade B seamless steel pipe is manufactured by Hunan Standard Steel Co. It features a nominal bore of 65, an outer diameter of 73mm, and a wall thickness of 5.16mm. With a schedule rating of SCH 40 and a length of 12 meters, this pipe comes with bevel ends and no coating, making it ideal for industrial and structural applications.