METHOD FOR MANUFACTURING A HIGH-STRENGTH STRUCTURAL STEEL AND A HIGH-STRENGTH STRUCTURAL STEEL PRODUCT

• Main Authors: KARJALAINEN, Leo, Pentti, SOMANI, Mahesh, Chandra, RASMUS, Tero Tapio, PORTER, David, Arthur, HIRVI, Ari Mikael
• Format: Patent
• Language: English; French; German
• Published: 14.11.2018
• Subjects: ALLOYS; CHEMISTRY; FERROUS OR NON-FERROUS ALLOYS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS; METALLURGY; METALLURGY OF IRON; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; TREATMENT OF ALLOYS OR NON-FERROUS METALS

The invention relates to a method for manufacturing a high-strength structural steel and to a high-strength structural steel product. The method comprises a providing step for providing a steel slab, a heating step (1) for heating said steel slab to 950 to 1300 C, a temperature equalizing step (2) f...