Low-relaxation high-strength prestressed steel and production method thereof

The invention discloses low-relaxation high-strength prestressed steel which comprises the following components in percentage by weight: 0.29 to 0.36 percent of C, 0.80 to 1.20 percent of Si, 0.60 to 0.80 percent of Mn, 0.10 to 0.15 percent of Cr, 0.010 to 0.020 percent of V, less than or equal to 0...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG XIANZHONG, LU XIUYU, LIAO YANGBIAO, ZHENG CHUANYU, XU ZHIDONG, XIA YANHUA, ZHANG FAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALLOYS CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES CHEMISTRY FERROUS OR NON-FERROUS ALLOYS METALLURGY METALLURGY OF IRON PERFORMING OPERATIONS POWDER METALLURGY PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL TRANSPORTING TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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