Anvil 8700127304, Malleable Iron Pipe Fitting, 90 Degree Street Elbow, 1/2" NPT Male x NPT Female, Black Finish The Anvil 90-degree street elbow is a class 150 malleable iron pipe fitting with male National Pipe Taper (NPT) threads on one end and female NPT threads on the other end to connect and change the flow direction between two pipes. The elbow has NPT threads for creating tighter seals than straight threads. It is made of malleable iron for use in gas, oil, and water applications and has a black finish that helps resist rust in oil and gas applications. This class 150 fitting meets standards ASTM A-197, ASME B 1.20.1, and ASME B 16.3 for quality assurance. Class is a standard relating to tolerance, construction, dimension, and wall thickness, but it is not a direct measurement of maximum working pressure.Pipe fittings are components used for connecting, terminating, controlling flow, and changing the direction of piping in many different industries. When purchasing pipe fittings, consider the application, as this will affect material type, shape, size and required durability. Fittings are available threaded or unthreaded, in many shapes, styles, sizes, and schedules (pipe wall thickness).Anvil International provides pipe products and design services. The company, founded in 1850 and headquartered in Portsmouth, NH, meets International Organization for Standardization (ISO) 9001:2000 standards and is certified by the American Petroleum Institute (API). Its fittings meet American Society for Testing and Materials (ASTM) and American Society of Mechanical Engineers (ASME) specifications. Features 90-degree elbow for changing flow direction Male and female National Pipe Taper (NPT) threads for connecting two pipes Made from malleable iron for use with gas, oil, and water applications National Pipe Taper (NPT) threads for creating tighter seals than straight threads Black finish helps resist rust in oil and gas applications USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.