890MPa-grade high-strength QP steel with low yield-tensile ratio and production method of 890MPa-grade high-strength QP steel

The invention provides an 890MPa-grade high-strength Qamp with a low yield ratio. The invention discloses P steel and a production method thereof. A thick plate comprises the following chemical components in percentage by mass: less than or equal to 0.1% of C, 0.4-0.6% of Si, 1.4-1.8% of Mn, 0.4-0.8...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GUO CHENGYU, DAI CHUNDUO, SUN MEIHUI, ZHANG ZHE, LI JIANGWEN, LIU WENYUE, YANG YING, ZHANG CHI, HOU HUAXING
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 TREATMENT OF ALLOYS OR NON-FERROUS METALS
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