FIELD: performing operations.
SUBSTANCE: invention relates to a method for production of hexagonal pipe billets with turnkey size 257+2.0/-3.0×6+2.0/-1.0×4300+80/-20 mm from low-plasticity steel of grade “04Х14Т5Р2Ф” with boron content from 2.01 to 3.5% for compacted storage in cooling ponds of nuclear power plants and transportation of spent nuclear fuel. Thin-wall pipe billets with size of 288×12×5500 mm by centrifugal casting with diameter tolerance ±0.5% and wall thickness ±5.0%. End cuttings are removed to form pipe billets with size of 288×12×5000 mm. Boring and turning are performed on machines with servo system into cylindrical pipe billets with size 284.75+2.0/-3.0×6+2/-1.0×5000 mm with medium metal removal per side during inner surface boring Δ1=4.5 mm, and when turning the outer surface Δ2=1.5 mm. Warm profiling of cylindrical pipe billets is performed into hexagonal pipe billets with turnkey size 257+2.0/-3.0×6.0+2.0/-1.0×4300+80/-20 mm.
EFFECT: increased efficiency and reduced consumption coefficient of boron-containing steel.
1 cl, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD FOR PRODUCTION OF HEXAGONAL PIPE BILLETS OF INCREASED ACCURACY WITH SIZE 257+1.5/-1.0×6±1.0×4300+80/-20 mm FROM LOW-PLASTICITY STEEL “04Х14Т5Р2Ф” WITH BORON CONTENT FROM 2.01 TO 3.5% FOR COMPACTED STORAGE IN COOLING PONDS OF NUCLEAR POWER PLANTS AND TRANSPORTATION OF SPENT NUCLEAR FUEL | 2024 |
|
RU2836256C1 |
| METHOD FOR PRODUCTION OF HEXAGONAL PIPE BILLETS WITH SIZE 257+2.0/-3.0×6+2.0/-1.0×4300+80/-20 mm FROM LOW-PLASTICITY STEEL GRADE “04Х14Т3Р1Ф” WITH BORON CONTENT FROM 1.3 TO 1.8% FOR COMPACTED STORAGE IN COOLING POND OF NUCLEAR POWER PLANTS AND TRANSPORTATION OF SPENT NUCLEAR FUEL | 2024 |
|
RU2836253C1 |
| METHOD FOR PRODUCTION OF HEXAGONAL PIPE BILLETS OF INCREASED ACCURACY WITH SIZE 257+1.5/-1.0×6±1.0×4300+80/-20 mm FROM LOW-PLASTICITY STEEL “04Х14Т3Р1Ф” WITH BORON CONTENT FROM 1.3 TO 1.8% FOR COMPACTED STORAGE IN COOLING PONDS OF NUCLEAR POWER PLANTS AND TRANSPORTATION OF SPENT NUCLEAR FUEL | 2024 |
|
RU2836287C1 |
| METHOD OF PRODUCING CENTRIFUGALLY CAST THIN-WALLED PIPES-BILLETS WITH SIZE OF 288X12X5,500 mm FROM STEEL WITH BORON CONTENT FROM 2.01 TO 3.5% FOR MAKING HEXAGONAL PIPES-BILLETS WITH "TURNKEY" SIZE 257+1.5/-1.0X6±1.0X4300+80/-20 mm AND RACKS FOR COMPACTED STORAGE IN COOLING POOLS OF NUCLEAR POWER PLANTS AND TRANSPORTATION OF SPENT NUCLEAR FUEL | 2024 |
|
RU2831245C1 |
| PLANT (TECHNOLOGICAL PROCESS) FOR PRODUCTION OF HEXAGONAL PIPE BILLETS WITH TURNKEY SIZE 257+1.5/-1.0×6±1.0×4300+80/-20 mm FROM STEELS WITH BORON CONTENT FROM 1.3 TO 3% FOR MAKING RACKS FOR STORAGE IN COOLING PONDS OF NUCLEAR POWER PLANTS AND TRANSPORTATION OF SPENT NUCLEAR FUEL | 2024 |
|
RU2836286C1 |
| METHOD FOR PRODUCTION OF CENTRIFUGALLY CAST THIN-WALL PIPES-BILLETS WITH SIZE OF 288X12X5,500 mm FROM STEEL WITH BORON CONTENT FROM 1.3 TO 1.8% FOR PRODUCTION OF HEXAGONAL PIPES-BILLETS WITH "TURNKEY" SIZE 257+1.5/-1.0X6±1.0X4300+80/-20 mm AND RACKS FOR COMPACTED STORAGE IN COOLING POOLS OF NUCLEAR POWER PLANTS AND TRANSPORTATION OF SPENT NUCLEAR FUEL | 2024 |
|
RU2831234C1 |
| METHOD OF PRODUCING OF TUBE STOCK SIZED TO 290X12 MM TO SPECS 8-16 | 2012 |
|
RU2511199C1 |
| 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 |
|
RU2550032C2 |
| METHOD OF MAKING HEXAGONAL TUBE BILLETS SIZED TO 257+2,0/-3,0×6,0+2,0/-1,0×4300+80/-30 mm INTENDED FOR STORAGE AND TRANSPORTATION OF SPENT NUCLEAR FUEL | 2011 |
|
RU2470724C1 |
| METHOD OF MAKING 257+2,0/-3,0×6,0+2,0/-1,0×4300+80/-30 mm-HEXAGONAL TUBE BILLETS | 2011 |
|
RU2470723C1 |
