API 5L Grade B Pipes are steel pipes specifically designed for transporting oil, gas, and water in the energy industry. These pipes are manufactured under strict quality control to ensure they meet the specifications outlined by the American Petroleum Institute (API). The "Grade B" classification refers to the tensile strength and yield strength of the pipes, making them suitable for ... https://www.am-industries.com/carbon-steel-api-5l-grade-b-pipes-manufacturer-exporter-suppliers.html