U‑bolt is a U‑shaped fastener with threaded both ends. It wraps around pipes, round bars or profiles and locks with nuts and washers. It is available in round bend and square bend types. Material: carbon steel, stainless steel 304 / 316. Finishes: blue‑white zinc plated, color zinc plated, hot‑dip galvanized, natural passivation. Widely used for pipe fixing, automotive leaf spring assembly, photovoltaic mounting, machinery and marine equipment.