RU99125220A - METHOD FOR ROLLING ROUND VARIETY PROFILES OF LARGE DIAMETER - Google Patents

METHOD FOR ROLLING ROUND VARIETY PROFILES OF LARGE DIAMETER

Info

Publication number
RU99125220A
RU99125220A RU99125220/02A RU99125220A RU99125220A RU 99125220 A RU99125220 A RU 99125220A RU 99125220/02 A RU99125220/02 A RU 99125220/02A RU 99125220 A RU99125220 A RU 99125220A RU 99125220 A RU99125220 A RU 99125220A
Authority
RU
Russia
Prior art keywords
finishing
rolling
large diameter
rolling round
profiles
Prior art date
Application number
RU99125220/02A
Other languages
Russian (ru)
Other versions
RU2190487C2 (en
Inventor
Загир Кириллович Шафигин
Станислав Алексеевич Толстенко
Владимир Владимирович Китаев
Анатолий Константинович Карабанов
Сергей Олегович Ларченко
Original Assignee
Открытое акционерное общество "НОСТА"
Filing date
Publication date
Application filed by Открытое акционерное общество "НОСТА" filed Critical Открытое акционерное общество "НОСТА"
Priority to RU99125220/02A priority Critical patent/RU2190487C2/en
Priority claimed from RU99125220/02A external-priority patent/RU2190487C2/en
Publication of RU99125220A publication Critical patent/RU99125220A/en
Application granted granted Critical
Publication of RU2190487C2 publication Critical patent/RU2190487C2/en

Links

Claims (1)

Способ прокатки круглых сортовых профилей большого диаметра, включающий нагрев заготовки, прокатку ее в системе предчистового и чистового калибров, отличающийся тем, что прокатку осуществляют сначала в предчистовом калибре овальной формы, а затем поочередно в двух чистовых калибрах круглой формы, при этом в первом чистовом калибре прокатку осуществляют в черновых валках с более мощным двигателем привода, а во втором чистовом калибре - в чистовых валках с менее мощным двигателем привода.The method of rolling round long sections of large diameter, including heating the workpiece, rolling it in a system of pre-finishing and finishing calibers, characterized in that the rolling is carried out first in the finishing caliber of oval shape, and then alternately in two finishing calibers of round shape, while in the first finishing caliber rolling is carried out in rough rolls with a more powerful drive motor, and in the second finishing caliber - in the finishing rolls with a less powerful drive motor.
RU99125220/02A 1999-11-29 1999-11-29 Method for rolling merchant round large-diameter shapes RU2190487C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU99125220/02A RU2190487C2 (en) 1999-11-29 1999-11-29 Method for rolling merchant round large-diameter shapes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU99125220/02A RU2190487C2 (en) 1999-11-29 1999-11-29 Method for rolling merchant round large-diameter shapes

Publications (2)

Publication Number Publication Date
RU99125220A true RU99125220A (en) 2001-10-20
RU2190487C2 RU2190487C2 (en) 2002-10-10

Family

ID=20227557

Family Applications (1)

Application Number Title Priority Date Filing Date
RU99125220/02A RU2190487C2 (en) 1999-11-29 1999-11-29 Method for rolling merchant round large-diameter shapes

Country Status (1)

Country Link
RU (1) RU2190487C2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100382902C (en) * 2005-04-26 2008-04-23 宝山钢铁股份有限公司 Method for rolling large circular steel by primary rolling mill

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