The process of joining parts by using heat and pressure separately or together is called welding. During the process, joining is made by making use of parts whose melting temperature is the same or similar to the melting temperature of the parts to be joined. Welding is generally used in industrial areas. There are different types of welding process that allow metal materials to be brought together to form a whole. The right type of welding should be determined according to the purpose of use, and no matter what type of welding, the application should be made by experts.