RU2008125283A - METHOD FOR PRODUCING THIN WALL PIPES - Google Patents
METHOD FOR PRODUCING THIN WALL PIPES Download PDFInfo
- Publication number
- RU2008125283A RU2008125283A RU2008125283/02A RU2008125283A RU2008125283A RU 2008125283 A RU2008125283 A RU 2008125283A RU 2008125283/02 A RU2008125283/02 A RU 2008125283/02A RU 2008125283 A RU2008125283 A RU 2008125283A RU 2008125283 A RU2008125283 A RU 2008125283A
- Authority
- RU
- Russia
- Prior art keywords
- pipe
- cylindrical mandrel
- fixed cylindrical
- thin wall
- coefficient
- Prior art date
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- Metal Extraction Processes (AREA)
Abstract
Способ изготовления тонкостенных труб, включающий волочение трубы в конусной волоке на закрепленной цилиндрической оправке, отличающийся тем, что сначала осуществляют прокатку и безоправочное волочение трубной заготовки, после чего проводят волочение на закрепленной цилиндрической оправке, при этом коэффициент вытяжки по сечению трубы λ оставляет 1,25≤λ≤1,48, а коэффициент вытяжки по стенке трубы λs составляет 0,90λ≤λs<0,94λ.A method of manufacturing thin-walled pipes, including drawing the pipe in a conical fiber on a fixed cylindrical mandrel, characterized in that it is first rolled and flawlessly drawn on a pipe billet, after which drawing is carried out on a fixed cylindrical mandrel, while the drawing coefficient over the pipe cross section λ leaves 1.25 ≤λ≤1.48, and the coefficient of drawing along the pipe wall λs is 0.90λ≤λs <0.94λ.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2008125283/02A RU2391162C2 (en) | 2008-06-24 | 2008-06-24 | Method of fabricating thin-walled pipes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2008125283/02A RU2391162C2 (en) | 2008-06-24 | 2008-06-24 | Method of fabricating thin-walled pipes |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2008125283A true RU2008125283A (en) | 2009-12-27 |
RU2391162C2 RU2391162C2 (en) | 2010-06-10 |
Family
ID=41642518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU2008125283/02A RU2391162C2 (en) | 2008-06-24 | 2008-06-24 | Method of fabricating thin-walled pipes |
Country Status (1)
Country | Link |
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RU (1) | RU2391162C2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2486021C1 (en) * | 2011-12-26 | 2013-06-27 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" | Method of pipe production |
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2008
- 2008-06-24 RU RU2008125283/02A patent/RU2391162C2/en active
Also Published As
Publication number | Publication date |
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RU2391162C2 (en) | 2010-06-10 |
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Free format text: LICENCE FORMERLY AGREED ON 20210414 Effective date: 20210414 |