273mm N80 J55 Seamless Steel Pipe for Water Well Oil Well Casing. High-Quality Material: Jinghe Seamless Steel Pipe is made from high-quality carbon steel, ensuring durability and reliability in oil, gas, water well and fluid transportation applications. Competitive Price: Jinghe offer good prices for 5CT Carbon Steel Seamless Line Pipe, making it an ideal choice for clients seeking cost-effective solutions. Customizable Options: Jinghe provide various customization options, including different grades (G55/K55/N80/N80Q/L80/X80 and so on), sizes (114.3-508 mm outer diameter and 5-16mm thickness).