Coating-free hot forming steel and preparation method thereof

The invention discloses plating-free hot forming steel and a preparation method thereof, and the plating-free hot forming steel comprises the following raw materials in percentage by mass: 0.3%-0.45% of C, 0.8%-1.5% of Si, 1.2%-2.5% of Mn, 0.8%-2.4% of Cr, 0.01%-0.02% of Ti, less than or equal to 0....

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHANG YUETONG, ZHUANG HOUCHUAN, ZHANG HUA, CAO GUANGXIANG, ZHAO LONGQING, JU MENG, SONG QIFENG
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 MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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