RU2013143940A - METHOD FOR PRODUCING SEAMLESS HOT DEFORMED PIPES WITH A DIAMETER FROM 273 TO 630 mm ON PIPELINE PLANTS WITH PILGRIM MILLS - Google Patents
METHOD FOR PRODUCING SEAMLESS HOT DEFORMED PIPES WITH A DIAMETER FROM 273 TO 630 mm ON PIPELINE PLANTS WITH PILGRIM MILLS Download PDFInfo
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- RU2013143940A RU2013143940A RU2013143940/02A RU2013143940A RU2013143940A RU 2013143940 A RU2013143940 A RU 2013143940A RU 2013143940/02 A RU2013143940/02 A RU 2013143940/02A RU 2013143940 A RU2013143940 A RU 2013143940A RU 2013143940 A RU2013143940 A RU 2013143940A
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- RU
- Russia
- Prior art keywords
- blanks
- pipes
- diameter
- angle
- esr
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract 3
- IHPYMWDTONKSCO-UHFFFAOYSA-N 2,2'-piperazine-1,4-diylbisethanesulfonic acid Chemical compound OS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC1 IHPYMWDTONKSCO-UHFFFAOYSA-N 0.000 title 1
- 239000007990 PIPES buffer Substances 0.000 title 1
- 238000005498 polishing Methods 0.000 claims abstract 8
- 238000005096 rolling process Methods 0.000 claims abstract 6
- 238000005303 weighing Methods 0.000 claims abstract 4
- 238000010438 heat treatment Methods 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims abstract 2
- 230000000737 periodic effect Effects 0.000 claims abstract 2
- 238000009785 tube rolling Methods 0.000 claims abstract 2
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- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Способ производства бесшовных горячедеформированных труб диаметром от 273 до 630 мм на трубопрокатных установках с пилигримовыми станами, включающий нагрев НЛЗ, кованых заготовок, спошных и полых слитков-заготовок ЭШП до температуры пластичности, прошивку НЛЗ, кованых заготовок и слитков-заготовок ЭШП в гильзы в станах поперечно-винтовой прокатки, прокатку гильз и полых слитков-заготовок ЭШП в трубы на пилигримовых станах в валках с периодическим профилем и углом поперечного выпуска на полирующем участке от 20 до 25° с кантовкой гильз и полых слитков-заготовок на угол α, отличающийся тем, что прокатку труб диаметром 273-426 мм массой до 3,5 тонн с коэффициентом полировки K≤3,0 производят с кантовкой гильз-труб на угол 110±2°, труб диаметром 465-630 мм массой более 3,5 тонн с коэффициентом полировки K≤3,0 с кантовкой гильз-труб и полых слитков-заготовок ЭШП-труб на угол 70±2°, а труб диаметром 273-630 мм с коэффициентом полировки K>3,0 с кантовкой гильз-труб и полых слитков-заготовок ЭШП-труб на угол 90±2,0°.A method for the production of seamless hot-deformed pipes with a diameter of 273 to 630 mm in tube-rolling plants with pilgrim mills, including heating NLZ, forged billets, fluffy and hollow ingots-blanks ESR to ductility temperature, flashing NLZ, forged blanks and ingots-blanks ESR in sleeves in mills helical rolling, rolling sleeves and hollow ingots-blanks ESR into pipes on pilgrim mills in rolls with a periodic profile and an angle of transverse release in the polishing section from 20 to 25 ° with the edge of the sleeves and floors x ingots-blanks at an angle α, characterized in that the rolling of pipes with a diameter of 273-426 mm weighing up to 3.5 tons with a polishing coefficient K≤3.0 is performed with the edge of the sleeve tubes at an angle of 110 ± 2 °, pipes with a diameter of 465- 630 mm weighing more than 3.5 tons with a polishing coefficient K≤3.0 with a groove of sleeve tubes and hollow ingot blanks of ESR tubes at an angle of 70 ± 2 °, and pipes with a diameter of 273-630 mm with a polishing coefficient K> 3, 0 with the edge of the sleeve tubes and hollow ingots-blanks of ESR tubes at an angle of 90 ± 2.0 °.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013143940/02A RU2013143940A (en) | 2013-09-30 | 2013-09-30 | METHOD FOR PRODUCING SEAMLESS HOT DEFORMED PIPES WITH A DIAMETER FROM 273 TO 630 mm ON PIPELINE PLANTS WITH PILGRIM MILLS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013143940/02A RU2013143940A (en) | 2013-09-30 | 2013-09-30 | METHOD FOR PRODUCING SEAMLESS HOT DEFORMED PIPES WITH A DIAMETER FROM 273 TO 630 mm ON PIPELINE PLANTS WITH PILGRIM MILLS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2013143940A true RU2013143940A (en) | 2015-04-20 |
Family
ID=53282541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2013143940/02A RU2013143940A (en) | 2013-09-30 | 2013-09-30 | METHOD FOR PRODUCING SEAMLESS HOT DEFORMED PIPES WITH A DIAMETER FROM 273 TO 630 mm ON PIPELINE PLANTS WITH PILGRIM MILLS |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2013143940A (en) |
-
2013
- 2013-09-30 RU RU2013143940/02A patent/RU2013143940A/en not_active Application Discontinuation
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA92 | Acknowledgement of application withdrawn (lack of supplementary materials submitted) |
Effective date: 20150420 |