A wide variety of metal details ensured the intensive growth of industry in our country. Today, the manufacture of metal structures has reached a completely new level, because new production technologies and building materials are constantly emerging. One of the most affordable and strong materials is the steel that is used in the construction of buildings for the military and industrial fields, as well as in civilian construction. Aluminum is very popular, which has light weight. It is used in the production of enclosing and supporting metal structures.