8. Various steels

Different classifications are used to describe the range of steels. They refer to chemical composition, processing methods, properties or uses.

Accordingly, NF EN 10020 considers two classifications.

• On the one hand :

  • Basic steels: steels not subject to any specifications requiring special precautions during manufacture;

  • quality steels: steels meeting more stringent requirements than those for basic steels and therefore requiring certain precautions during manufacture; however, such steels do not meet any requirements regarding response to heat treatment and inclusionary state;...