API 5L GR B pipe is a type of steel pipe used for transporting oil, gas, and water. Here are some key details about API 5L GR B pipe: What does API 5L mean? API 5L is a specification for line pipe, which is a type of steel pipe used for transporting oil, gas, and water. The "API" stands for American Petroleum Institute, which is the organization that developed the specification. What does GR B mean? GR B is a grade of steel that meets the requirements of the API 5L specification. It is a common grade of steel used for line pipe, and it has a yield strength of 35, 000 psi (241 MPa). Characteristics of API 5L GR B pipe Here are some key characteristics of API 5L GR B pipe: - Material: Steel - Grade: GR B - Yield strength: 35, 000 psi (241 MPa) - Tensile strength: 60, 000-80, 000 psi (414-552 MPa) - Outside diameter: 1/2"-48" - Wall thickness: SCH 10-SCH 160 - Length: Single random, double random, or specified length - Ends: Plain end, beveled end, or threaded end - Coating: Black paint, varnish, or other coatings as required Applications of API 5L GR B pipe API 5L GR B pipe is commonly used for: - Oil and gas transportation - Water transportation - Pipeline construction - Refinery and petrochemical applications - Power plant applications