380-50

Mechanical characteristics of these steels, according to GOST 380-50.

The construction steel of the Marten -made steel is in the construction steel, smashed at the main. Sour Martenovsky steel are used for the manufacture of tools. Converter steel in construction is currently almost not used; Thomas steel, according to our technical conditions, is generally prohibited as a cold and prone to fracture; Bessemerovskaya steel due to the small development of Bess Sucher production is rarely used, only with static load and temperatures of more than -30 °.