METHOD OF MANUFACTURING HIGH-TENSION STEEL OF 600MPA IN TENSION STRENTH HAVING LOW YIELD RATE

PURPOSE: A method of manufacturing a high-tension steel of 600MPa in tension strength is provided to be excellent in toughness of a portion influenced by welding heat and to have low yield rate of material. CONSTITUTION: A steel slab consists of, by weight %: at least one from 0.05-0.10% of C, 0.1-0...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JANG, UNG SEONG, KWON, YEONG GAK
Format:	Patent
Sprache:	eng
Schlagworte:	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
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