The best way to fasten things together is usually by means of screws. The other two common methods –nailing and soldering with automatic soldering machine are often quicker and require less preparatory work.
Galling is a form of wear that is caused by metal surfaces in gliding contact with one other, such as all the sometimes hundreds of bolts and fasteners holding production equipment and its moving parts together.
Traditionally, automation in the aerospace industry has consisted of large monumental machines driven by manual processes. However, in the last five years, the aerospace industry has sought to improve its production and efficiency.