Nb-containing microalloy constructional steel bar material and production method thereof

• Main Authors: DENG TONGWU, GUO YUEHUA, LIU MING, RAN ZHUN
• Format: Patent
• Language: Chinese; English
• Published: 20.03.2018
• 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; PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS

The invention belongs to the field of steel metallurgy and particularly relates to a Nb-containing microalloy constructional steel bar material and a production method thereof. The Nb-containing microalloy constructional steel bar material and the production method thereof aim at solving the problem...