A 180° elbow is a pipe fitting used to change the direction of flow in piping systems by 180 degrees. Available in sizes ranging from 1/4″ to 24″ and in various wall thicknesses (SCH 10, 40, 80), it is made from materials like SA 234 WPB (carbon steel) and SA 403 (304/316 stainless steel). These fittings comply with ASME B16.9 standards and are manufactured in countries such as Italy, Thailand, the UK, Japan, and China. Other available fittings include tees, caps, crosses, reducers, and lap joint stub ends.