API 5L Grade B Pipes are carbon steel line pipes designed to transport oil, gas, and other fluids in high-pressure transmission systems. These pipes conform to the American Petroleum Institute's API 5L specification, ensuring consistent quality, mechanical strength, and dimensional accuracy for demanding industrial use.
Manufactured through seamless or welded processes, API 5L Grade B Pipes offer excellent resistance to internal pressure, mechanical stress, and corrosive environments. The controlled chemical composition and precision manufacturing make these pipes ideal for pipeline construction in industries such as oil and gas, petrochemicals, and power generation.Unlike ordinary carbon pipes, API 5L Grade B Pipes are engineered to meet stringent quality standards, offering superior toughness, weldability, and long-term performance under harsh service conditions. These pipes are available in various wall thicknesses and coatings to suit onshore, offshore, and sour service applications.

