Quality analysis of plates for car industry

N 2013, global steel production reached a level of 1.548 million tons. This value indicates that, in the 21 st century, steel is still one of the most popular construction materials. In Poland 8.2 million tons of steel was produced in 2013. A large share of steel is used for the production of hot - rolled plates for car bodies . Steel products made in high t emperature processes are used in virtually all sectors of industries. The hot - rolled plates for car bodies should comply with the hi ghest quality requirements. In this chapter th e results of research from the 3 - month follow - up are presented . To assess the level of non - conformity in hot - rolled plates the Par e- to - Lorenz diagram was used . The results are the basis for the improvement of the production process of hot - rolled products .