RU2005137963A - METHOD FOR PRODUCING LARGE AND MEDIUM DIAMETER PIPES ON PIPELINE PLANTS WITH PILGRIM MILLS FROM INGOTS AND TITANIUM ALLOYS BASED ON TITANIUM - Google Patents

METHOD FOR PRODUCING LARGE AND MEDIUM DIAMETER PIPES ON PIPELINE PLANTS WITH PILGRIM MILLS FROM INGOTS AND TITANIUM ALLOYS BASED ON TITANIUM Download PDF

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RU2005137963A
RU2005137963A RU2005137963/02A RU2005137963A RU2005137963A RU 2005137963 A RU2005137963 A RU 2005137963A RU 2005137963/02 A RU2005137963/02 A RU 2005137963/02A RU 2005137963 A RU2005137963 A RU 2005137963A RU 2005137963 A RU2005137963 A RU 2005137963A
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RU
Russia
Prior art keywords
rolling
commodity
mills
pipes
allowance
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RU2005137963/02A
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Russian (ru)
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RU2311240C2 (en
Inventor
нов Анатолий Васильевич Сафь (RU)
Анатолий Васильевич Сафьянов
Александр Анатольевич Федоров (RU)
Александр Анатольевич Федоров
Валентин Иреклеевич Тазетдинов (RU)
Валентин Иреклеевич Тазетдинов
Исаак Иосифович Вольберг (RU)
Исаак Иосифович Вольберг
Игорь Александрович Романцов (RU)
Игорь Александрович Романцов
Николай Григорьевич Дановский (RU)
Николай Григорьевич Дановский
Борис Семенович Литвак (RU)
Борис Семенович ЛИТВАК
Леонид Игнатьевич Лапин (RU)
Леонид Игнатьевич Лапин
Валерий Александрович Головинов (RU)
Валерий Александрович Головинов
Сергей Александрович Андрюнин (RU)
Сергей Александрович Андрюнин
Кирилл Николаевич Никитин (RU)
Кирилл Николаевич Никитин
Валерий Андреевич Логовиков (RU)
Валерий Андреевич Логовиков
Николай Петрович Климов (RU)
Николай Петрович Климов
Константин Эдуардович Бубнов (RU)
Константин Эдуардович Бубнов
Александр Юрьевич Матюшин (RU)
Александр Юрьевич Матюшин
Original Assignee
ОАО "Чел бинский трубопрокатный завод" (RU)
ОАО "Челябинский трубопрокатный завод"
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Priority to RU2005137963/02A priority Critical patent/RU2311240C2/en
Publication of RU2005137963A publication Critical patent/RU2005137963A/en
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Publication of RU2311240C2 publication Critical patent/RU2311240C2/en

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Claims (2)

1. Способ прокатки передельных труб большого и среднего диаметров на трубопрокатных установках с пилигримовыми станами из слитков и заготовок сплавов на основе титана, включающий отливку слитков в вакуумно-дуговых печах с последующей ковкой их в заготовки, сверление центрального отверстия диаметром (100±5,0) мм, нагрев слитков и заготовок в муфелях до температуры пластичности, прошивку их в гильзы в станах косой прокатки, прокатку передельных труб на пилигримовых станах, удаление дефектов прокатного происхождения и альфированного слоя с наружной и внутренней поверхностей механической обработкой, отличающийся тем, что прокатку передельных труб на пилигримовом стане для последующей переработки в товарные механической обработкой или перекаткой на станах ХПТ по однопроходному маршруту производят с припуском по стенке ΔSм, а передельных труб под холодный передел по многопроходным маршрутам с припуском по стенке ΔSx,1. A method for rolling pigs of large and medium diameters in tube-rolling plants with pilgrim mills from ingots and titanium-based alloy billets, including casting ingots in vacuum arc furnaces followed by forging them into billets, drilling a central hole with a diameter of (100 ± 5.0 ) mm, heating ingots and billets in muffles to ductility temperature, piercing them into sleeves in oblique rolling mills, rolling pig tubes on pilgrim mills, removing defects of rolling origin and an alpha layer from n machining of the outer and inner surfaces, characterized in that the rolling tubes are rolled on a pilgrim mill for subsequent processing into commercial ones by machining or rolling on HPT mills along a one-pass route with an allowance along the wall ΔSm, and redistribution tubes under cold redistribution along multi-pass routes with allowance along the wall ΔSx, где ΔSм=16-20 - припуск по толщине стенки при переделе передельных труб в товарные механической обработкой или перекаткой на станах ХПТ по однопроходному маршруту, большие значения которого принимают для товарных труб с большим отношением Dт/Sт, мм;where ΔSm = 16-20 is the allowance for wall thickness when redistributing conversion pipes into commodity ones by machining or rolling on HPT mills along a single-pass route, large values of which are taken for commodity pipes with a large ratio Dt / St, mm; ΔSx=8-12 - припуск по толщине стенки при переделе передельных труб в товарные перекаткой на станах ХПТ по многопроходным маршрутам, большие значения которого принимают для товарных труб с большим отношением Dт/Sт, мм;ΔSx = 8-12 is the allowance for wall thickness during the redistribution of conversion pipes into commodity rolling at the KhPT mills along multi-pass routes, large values of which are taken for commodity pipes with a large ratio Dt / St, mm; Dт - номинальный наружный диаметр товарных труб, мм;Dt is the nominal outer diameter of the commodity pipes, mm; Sт - номинальная толщина стенки товарных труб, мм.St - nominal wall thickness of commodity pipes, mm. 2. Способ по п.1, отличающийся тем, что соотношение между припусками под механическую обработку наружных и внутренних слоев принимают равным2. The method according to claim 1, characterized in that the ratio between the allowances for machining the outer and inner layers is taken equal ΔSмн/ΔSмв=ΔSхн/ΔSхв=0,7-0,95,ΔSmn / ΔSmv = ΔSхн / ΔSхв = 0.7-0.95, где меньшие значения ΔSн/ΔSв принимают для товарных труб с большим отношением Dт/Sт;where lower values of ΔSн / ΔSв accept for commodity pipes with a large ratio Dt / St; ΔSмн - припуск по толщине стенки с наружной поверхности при переделе передельных труб в товарные механической обработкой или перекаткой на станах ХПТ по однопроходному маршруту, мм;ΔSmn - allowance for wall thickness from the outer surface during the redistribution of conversion tubes into commercial ones by mechanical processing or rolling at the HPT mills along a single-pass route, mm; ΔSмв - припуск по толщине стенки с внутренней поверхности при переделе передельных труб в товарные механической обработкой или перекаткой на станах ХПТ по однопроходному маршруту, мм.ΔSmv - allowance for wall thickness from the inner surface when redistributing the conversion pipes into commodity ones by machining or rolling on HPT mills along a single-pass route, mm. ΔSхн - припуск по толщине стенки с наружной поверхности при переделе передельных труб в товарные перекаткой на станах ХПТ по многопроходным маршрутам, мм;ΔSхн - allowance for wall thickness from the outer surface during the redistribution of conversion pipes into commodity rolling at the KhPT mills along multi-pass routes, mm; ΔSхв - припуск по толщине стенки с внутренней поверхности при переделе передельных труб в товарные перекаткой на станах ХПТ по многопроходным маршрутам, мм.ΔSхв - allowance for wall thickness from the inner surface during the redistribution of conversion pipes into commodity rolling at the KhPT mills along multi-pass routes, mm.
RU2005137963/02A 2005-12-06 2005-12-06 Method for producing conversion tubes of large and mean diameters in tube rolling plants with pilger mills from ingots and billets of titanium base alloys RU2311240C2 (en)

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RU2005137963/02A RU2311240C2 (en) 2005-12-06 2005-12-06 Method for producing conversion tubes of large and mean diameters in tube rolling plants with pilger mills from ingots and billets of titanium base alloys

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RU2005137963/02A RU2311240C2 (en) 2005-12-06 2005-12-06 Method for producing conversion tubes of large and mean diameters in tube rolling plants with pilger mills from ingots and billets of titanium base alloys

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Publication number Priority date Publication date Assignee Title
RU2532873C2 (en) * 2012-12-19 2014-11-10 Открытое акционерное общество "Челябинский трубопрокатный завод" PRODUCTION OF 377×14-19 mm SEAMLESS HOT-ROLLED PIPES FOR STEAM BOILERS, STEAM PIPELINES AND MANIFOLDS OF PLANTS WITH HIGH AND SUPERHIGH STEAM PARAMETERS OF "10Х9МФБ-Ш"-GRADE STEEL
RU2523404C1 (en) * 2012-12-19 2014-07-20 Открытое акционерное общество "Челябинский трубопрокатный завод" PRODUCTION OF REROLLED "426×34×10500±250" mm PIPES AT PRU 8-16'' WITH PILGER MILLS FROM BILLETS OF TITANIUM ALLOY GR 29
RU2648431C1 (en) * 2016-10-19 2018-03-26 Федеральное государственное унитарное предприятие "Центральный научно-исследовательский институт конструкционных материалов "Прометей" имени И.В. Горынина Национального иссладавательского центра "Курчатовский институт" (НИЦ "Курчатовский институт-ЦНИИ КМ "Прометей") METHOD OF HOT-DEFORMED PIPE WORK PIECE MANUFACTURING FROM TITANIUM ALLOYS PT-1M AND PT-7M FOR COLD-DEFORMED PIPES PRODUCTION WITH SIZE 8,0×1,5 mm
RU2638266C1 (en) * 2017-03-20 2017-12-12 Комаров Андрей Ильич METHOD OF COLD DRAWN TRADE PIPES MANUFACTURE OF 219×9×11700-12800 mm SIZE FROM TITANIUM ALLOYS PT-1M AND PT-7M
RU2640694C1 (en) * 2017-03-20 2018-01-11 Комаров Андрей Ильич METHOD OF MANUFACTURE OF COLD DRAWN TRADE PIPES OF 273×10×8700-9500 mm SIZE FROM TITANIUM ALLOYS PT-1M AND PT-7M

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Effective date: 20081207