METHOD OF PRODUCTION OF 780 MPA CLASS HIGH STRENGTH STEEL PLATE EXCELLENT IN LOW TEMPERATURE TOUGHNESS

A method of production of 780 MPa class high strength steel plate excellent low temperature toughness comprising heating a steel slab of containing, by mass%, C: 0.06 to 0.15%, Si: 0.05 to 0.35%, Mn: 0.60 to 2.00%, P: 0.015% or less, S: 0.015% or less, Cu: 0.1 to 0.5%, Ni: 0.1 to 1.5%, Cr: 0.05 to 0...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	NAGAI, YOSHIHIDE, UEMORI, RYUJI, WATANABE, YOSHIYUKI, FUKUNAGA, KAZUHIRO, CHIJIIWA, RIKIO
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	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
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