Guaranteed crack detection and guaranteed performance Q345B steel plate with thickness of 150mm and production method thereof

• Main Authors: GAO JUN, ZHAO CHAO, ZHANG DAZHI, HUA GUOLONG, YUE YI'NAN, HUANG NAN, WU PENGFEI, LI HAO, WANG HAO, ZHANG XIAOYAN, BAI YONGQIANG, LIU DAN, LU BIN, HUI XIN, SONG LIQUAN, LIU ZETIAN, ZHAO FUSHENG, SUN CHANGYU
• Format: Patent
• Language: Chinese; English
• Published: 03.09.2014
• 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; TREATMENT OF ALLOYS OR NON-FERROUS METALS

The invention discloses a guaranteed crack detection and guaranteed performance Q345B steel plate with thickness of 150mm and a production method thereof, the steel plate comprises the following chemical components by weight: 0.16-0.19% of C, 0.25-0.40% of Si, 1.50-1.90% of Mn, greater than or equal...