Low-temperature spherical tank steel and production method thereof

• Main Authors: YU CHAO, CAI LIANDONG, QU HUACHEN, YUAN DAWEI, LIU PENG, QI TIANSHENG, REN ZHIHUI, LU XINGFENG, HAN CHENLONG, LIU YANGYANG
• Format: Patent
• Language: Chinese; English
• Published: 14.05.2024
• 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 belongs to the technical field of metallurgy, and particularly relates to low-temperature spherical tank steel and a production method thereof.The low-temperature spherical tank steel adopts an LF + RH refining + controlled rolling and controlled cooling + hardening and tempering proce...