FIELD: metallurgy.
SUBSTANCE: consumable electrode contains in wt %: carbon 0.02-0.06, manganese max. 0.5, silicon max. 0.5, nickel max. 0.5, chrome 13.0-16.0, copper max. 0.30, molybdenum max. 0.3, tungsten max. 0.2, vanadium 0.15-0.30, titanium 3.6-4.0, aluminium max. 0.5, and boron 1.3-1.8, wherein the ratio titanium:boron in initial metal of electrode is at least 2.2.
EFFECT: invention ensures metal production corresponding to the requirements of made steel grade "ЧС82" with warranted content of titanium and with uniform properties through volume of the melted ingot.
3 tbl
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METHOD FOR SMELTING TITANIUM- AND BORON-CONTAINING GRADE INGOTS BY ELECTROSLAG REMELTING METHOD | 2022 |
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PROCEDURE FOR MELTING HOLLOW INGOTS OF TITAN AND BORON CONTAINING GRADES OF STEEL BY METHOD OF ESR (ELECTRO-SLAG RE-MELTING) | 2009 |
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METHOD FOR PRODUCTION OF TITANIUM-CORROSION-RESISTANT STEEL BY ELECTROSLAG REMELTING | 2014 |
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RU2541213C2 |
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RUST-RESISTING ALLOYED NEUTRON-ABSORBING STEEL FOR PRODUCTION OF HEXAGONAL SHELL PIPES FOR SEALED STORAGE OF NUCLEAR FUEL IN PUMPED POOLS AND ITS TRANSPORTATION | 2013 |
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DIMENSIONS OF 150(1200 MM WITH INCREASED ACCURACY AS TO DIAMETER AND WALL FROM STEEL GRADE "12-12¦1L+¦L-+ (¦¦ 450L-+)" FOR FAST NEUTRON REACTORS OF NEW GENERATION | 2013 |
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RU2542142C1 |
METHOD FOR MAKING CONVERSION TUBES OF LOW-DUCTILITY BORON-CONTAINING STEEL | 2003 |
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RU2255820C2 |
PRODUCTION OF REROLLED 290×12 mm PIPES AT PRU 8-16" WITH PILGER MILLS FROM ESR INGOTS-BILLETS OF LOW-DUCTILITY "04Х14Т3Р1Ф-Ш"- AND "04Х14Т5Р2Ф-Ш"-GRADE STEELS WITH BORON CONTENT OF 1,3-3,5% FOR FABRICATION OF HEXAGONAL TURNKEY PIPE BILLETS SIZED TO 257+2,0/-3,0×6,0+2,0/-1,0×4300+80/-30 mm FOR RACKS OF NUCLEAR POWER STATION USED FUEL COOLING POND | 2013 |
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RU2550032C2 |
Authors
Dates
2015-12-20—Published
2014-08-26—Filed