Manufacturing method of platinum or platinum-rhodium belt and sheet
The invention provides a method for manufacturing platinum or platinum-rhodium strips and sheets, which comprises the following steps of: (1) smelting: taking 0-30 percent by weight of rhodium powder and the balance of pure platinum ingots, mixing and smelting to obtain liquid alloy; (2) casting: ca...
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| creator | WANG ZHIJIANG YIN KEQIN FENG YONGQIANG SHI WEIFENG GENG HUAILIANG LYU ZIJIE |
| description | The invention provides a method for manufacturing platinum or platinum-rhodium strips and sheets, which comprises the following steps of: (1) smelting: taking 0-30 percent by weight of rhodium powder and the balance of pure platinum ingots, mixing and smelting to obtain liquid alloy; (2) casting: casting the liquid alloy to obtain a cast ingot; (3) primary rolling is conducted, specifically, the cast ingot is subjected to hot forging thickness reduction, after a shrinkage cavity part is cut off, the cast ingot is subjected to cold rolling through a two-roller rolling mill to reach the thickness of 1.00-1.50 mm, and a primary rolled plate is obtained; (4) finish rolling is conducted, specifically, the primarily-rolled plate is cold-rolled to the thickness of 0.15-0.30 mm through a four-high rolling mill, the plate is cold-rolled to the thickness of 0.05-0.10 mm through the four-high rolling mill after being cleaned and annealed, and semi-finished belts and sheets are obtained; (5) hot joining: applying the sem |
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(2) casting: casting the liquid alloy to obtain a cast ingot; (3) primary rolling is conducted, specifically, the cast ingot is subjected to hot forging thickness reduction, after a shrinkage cavity part is cut off, the cast ingot is subjected to cold rolling through a two-roller rolling mill to reach the thickness of 1.00-1.50 mm, and a primary rolled plate is obtained; (4) finish rolling is conducted, specifically, the primarily-rolled plate is cold-rolled to the thickness of 0.15-0.30 mm through a four-high rolling mill, the plate is cold-rolled to the thickness of 0.05-0.10 mm through the four-high rolling mill after being cleaned and annealed, and semi-finished belts and sheets are obtained; (5) hot joining: applying the sem</description><language>chi ; eng</language><subject>ALLOYS ; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL ; CASTING ; CASTING OF METALS ; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES ; CHEMISTRY ; 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(2) casting: casting the liquid alloy to obtain a cast ingot; (3) primary rolling is conducted, specifically, the cast ingot is subjected to hot forging thickness reduction, after a shrinkage cavity part is cut off, the cast ingot is subjected to cold rolling through a two-roller rolling mill to reach the thickness of 1.00-1.50 mm, and a primary rolled plate is obtained; (4) finish rolling is conducted, specifically, the primarily-rolled plate is cold-rolled to the thickness of 0.15-0.30 mm through a four-high rolling mill, the plate is cold-rolled to the thickness of 0.05-0.10 mm through the four-high rolling mill after being cleaned and annealed, and semi-finished belts and sheets are obtained; (5) hot joining: applying the sem</description><subject>ALLOYS</subject><subject>AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL</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>MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING</subject><subject>MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL</subject><subject>METALLURGY</subject><subject>PERFORMING OPERATIONS</subject><subject>POWDER METALLURGY</subject><subject>PUNCHING METAL</subject><subject>TRANSPORTING</subject><subject>TREATMENT OF ALLOYS OR NON-FERROUS METALS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2022</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZHD2TcwrTUtMLiktysxLV8hNLcnIT1HIT1MoyEksycwrzVXIL4KzdYuAkplAsaTUnBKFxLwUheKM1NQSHgbWtMSc4lReKM3NoOjmGuLsoZtakB-fWlyQmJyal1oS7-xnaGhiaGlkamnpaEyMGgCevzKz</recordid><startdate>20220318</startdate><enddate>20220318</enddate><creator>WANG ZHIJIANG</creator><creator>YIN KEQIN</creator><creator>FENG YONGQIANG</creator><creator>SHI WEIFENG</creator><creator>GENG HUAILIANG</creator><creator>LYU ZIJIE</creator><scope>EVB</scope></search><sort><creationdate>20220318</creationdate><title>Manufacturing method of platinum or platinum-rhodium belt and sheet</title><author>WANG ZHIJIANG ; 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(2) casting: casting the liquid alloy to obtain a cast ingot; (3) primary rolling is conducted, specifically, the cast ingot is subjected to hot forging thickness reduction, after a shrinkage cavity part is cut off, the cast ingot is subjected to cold rolling through a two-roller rolling mill to reach the thickness of 1.00-1.50 mm, and a primary rolled plate is obtained; (4) finish rolling is conducted, specifically, the primarily-rolled plate is cold-rolled to the thickness of 0.15-0.30 mm through a four-high rolling mill, the plate is cold-rolled to the thickness of 0.05-0.10 mm through the four-high rolling mill after being cleaned and annealed, and semi-finished belts and sheets are obtained; (5) hot joining: applying the sem</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | ALLOYS AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES CHEMISTRY FERROUS OR NON-FERROUS ALLOYS MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY PERFORMING OPERATIONS POWDER METALLURGY PUNCHING METAL TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS |
| title | Manufacturing method of platinum or platinum-rhodium belt and sheet |
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