PRODUCTION OF STEEL MATERIAL OF SUPERIOR CRACKING RESISTANCE

• Main Authors: NANUN MICHIHIKO, KUBOTA TAKESHI
• Format: Patent
• Language: English
• Published: 02.08.1982
• Subjects: CHEMISTRY; 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

PURPOSE:To eliminate the segregation of the elements formed during casting and to obtain a steel material of superior cracking resistance by subjecting an ingot or slab of steel to primary hot working in a specific temp. region then holding the same at above specific temp. CONSTITUTION:An ingot or s...