Vanadium-nitrogen microalloyed medium-carbon-manganese gas cylinder steel and preparation method of vanadium-nitrogen microalloyed medium-carbon-manganese gas cylinder steel

The invention belongs to the technical field of metallurgy, and particularly relates to vanadium-nitrogen microalloyed medium-carbon manganese gas cylinder steel and a preparation method thereof.The vanadium-nitrogen microalloyed medium-carbon manganese gas cylinder steel comprises, by mass, 0.34%-0...

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Bibliographische Detailangaben
Hauptverfasser:	ZHENG YAN, DU GUOQIANG, LU FENG, LIANG NA, ZHANG LIPING, YE FEILAI, ZHAO GUANFU, ZHANG HAIXIA
Format:	Patent
Sprache:	chi ; eng
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 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
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Beschreibung
Zusammenfassung:	The invention belongs to the technical field of metallurgy, and particularly relates to vanadium-nitrogen microalloyed medium-carbon manganese gas cylinder steel and a preparation method thereof.The vanadium-nitrogen microalloyed medium-carbon manganese gas cylinder steel comprises, by mass, 0.34%-0.38% of C, 0.17%-0.37% of Si, 1.60%-1.70% of Mn, 0.007%-0.012% of N, 0.01%-0.04% of V, 0.01%-0.05% of Al, smaller than or equal to 0.015% of P, smaller than or equal to 0.010% of S, smaller than or equal to 20 * 10