Riveting involves permanent deformation of a rivet, stud or similar part at room temperature or elevated temperature. A rivet consists of three parts head, shank and tail. Smooth holes are drilled in the two plates to be joined and rivet is inserted. The heading operation is performed by holding the body of the rivet and necessary force is applied at the end of the rivet till the tail deform plastically in required shape. Riveting operations are of two types 1. Cold riveting at room temperature 2. Hot riveting in which rivets are heated before applying force.