Thyssen Stahl Ag

J&uuml;rgen Esdohr

Thomas Heller

Manfred Espenhahn

The invention concerns hot-rolled steel strip no more than 5 mm thick, optionally less than 2 mm thick, made of high-tensile steel, that contains 0.08%-0.25% carbon, 1.20% to 2.0% manganese, and 0.02% to 0.05% aluminum, and optionally up to 1.0% chromium, up to 0.1% copper, up to 0.5% molybdenum, up to 0.1% nickel, up to 0.009% nitrogen, up to 0.0025% B, and optionally a stoichiometric amount of titanium in relation to nitrogen. The steel strip has a greater than 95% martensitic structure, and a tensile strength of 800 to 1400 N/mm,.

Growing community of inventors

Alpen, Germany

Jürgen Esdohr

Growing community of inventors

Alpen, Germany

J&uuml;rgen Esdohr

Jürgen Esdohr