Continuous casting method for high manganese steel
The invention relates to a continuous casting method for high manganese steel, which sequentially comprises the following steps that: I, stop time of a continuous casting fork arm on molten steel is not less than 6 minutes; II, stirring current is 850 to 1,000A, stirring frequency is 2.5 to 3.5Hz an...
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| creator | SHI FACAI FU PEIMAO LI JIANMIN ZHANG YANRUI WANG YUTIAN |
| description | The invention relates to a continuous casting method for high manganese steel, which sequentially comprises the following steps that: I, stop time of a continuous casting fork arm on molten steel is not less than 6 minutes; II, stirring current is 850 to 1,000A, stirring frequency is 2.5 to 3.5Hz and a stirring mode is 35s-0-35s during electromagnetic stirring; III, the temperature control range of a tundish is 1,460 to 1,560 DEG C, a target value is 1,465 to 1,555 DEG C, the casting stop temperature is 1,483 to 1,573 DEG C, and the liquidus temperature is 1,443 to 1,533 DEG C; IV, the water quantity of secondary cooling water is 0.6 to 0.9l/min/t; V, the continuous casting speed is 0.80 to 0.85m/min; VI, according to the using requirement of slag, the alkalinity of a tundish covering agent is 1.2 to 1.4, and crystallizer covering slag is high manganese steel covering slag (TG)GM-1; VII, protective casting is performed at a long nozzle, argon is blown through a stopper rod, and the control target value of nit |
| format | Patent |
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II, stirring current is 850 to 1,000A, stirring frequency is 2.5 to 3.5Hz and a stirring mode is 35s-0-35s during electromagnetic stirring; III, the temperature control range of a tundish is 1,460 to 1,560 DEG C, a target value is 1,465 to 1,555 DEG C, the casting stop temperature is 1,483 to 1,573 DEG C, and the liquidus temperature is 1,443 to 1,533 DEG C; IV, the water quantity of secondary cooling water is 0.6 to 0.9l/min/t; V, the continuous casting speed is 0.80 to 0.85m/min; VI, according to the using requirement of slag, the alkalinity of a tundish covering agent is 1.2 to 1.4, and crystallizer covering slag is high manganese steel covering slag (TG)GM-1; VII, protective casting is performed at a long nozzle, argon is blown through a stopper rod, and the control target value of nit</description><language>chi ; eng</language><subject>ALLOYS ; CASTING ; CASTING OF METALS ; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES ; CHEMISTRY ; FERROUS OR NON-FERROUS ALLOYS ; METALLURGY ; 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II, stirring current is 850 to 1,000A, stirring frequency is 2.5 to 3.5Hz and a stirring mode is 35s-0-35s during electromagnetic stirring; III, the temperature control range of a tundish is 1,460 to 1,560 DEG C, a target value is 1,465 to 1,555 DEG C, the casting stop temperature is 1,483 to 1,573 DEG C, and the liquidus temperature is 1,443 to 1,533 DEG C; IV, the water quantity of secondary cooling water is 0.6 to 0.9l/min/t; V, the continuous casting speed is 0.80 to 0.85m/min; VI, according to the using requirement of slag, the alkalinity of a tundish covering agent is 1.2 to 1.4, and crystallizer covering slag is high manganese steel covering slag (TG)GM-1; VII, protective casting is performed at a long nozzle, argon is blown through a stopper rod, and the control target value of nit</description><subject>ALLOYS</subject><subject>CASTING</subject><subject>CASTING OF METALS</subject><subject>CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES</subject><subject>CHEMISTRY</subject><subject>FERROUS OR NON-FERROUS ALLOYS</subject><subject>METALLURGY</subject><subject>PERFORMING OPERATIONS</subject><subject>POWDER METALLURGY</subject><subject>TRANSPORTING</subject><subject>TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2012</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDByzs8rycwrzS8tVkhOLAYy0xVyU0sy8lMU0vKLFDIy0zMUchPz0hPzUotTFYpLUlNzeBhY0xJzilN5oTQ3g6Kba4izh25qQX58anFBYnJqXmpJvLOfoYGRiZGxuaWpozExagDdtSwv</recordid><startdate>20120425</startdate><enddate>20120425</enddate><creator>SHI FACAI</creator><creator>FU PEIMAO</creator><creator>LI JIANMIN</creator><creator>ZHANG YANRUI</creator><creator>WANG YUTIAN</creator><scope>EVB</scope></search><sort><creationdate>20120425</creationdate><title>Continuous casting method for high manganese steel</title><author>SHI FACAI ; 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| language | chi ; eng |
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| subjects | ALLOYS CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES CHEMISTRY FERROUS OR NON-FERROUS ALLOYS METALLURGY PERFORMING OPERATIONS POWDER METALLURGY TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS |
| title | Continuous casting method for high manganese steel |
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