JPS5143825B2 - - Google Patents
Info
- Publication number
- JPS5143825B2 JPS5143825B2 JP48025427A JP2542773A JPS5143825B2 JP S5143825 B2 JPS5143825 B2 JP S5143825B2 JP 48025427 A JP48025427 A JP 48025427A JP 2542773 A JP2542773 A JP 2542773A JP S5143825 B2 JPS5143825 B2 JP S5143825B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/16—Control of thickness, width, diameter or other transverse dimensions
- B21B37/24—Automatic variation of thickness according to a predetermined programme
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/02—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
- B21B17/04—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills
- B21B17/12—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills in a discontinuous process, e.g. plug-rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/14—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling without mandrel, e.g. stretch-reducing mills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48025427A JPS5143825B2 (en) | 1973-03-02 | 1973-03-02 | |
| US435509A US3874211A (en) | 1973-03-02 | 1974-01-22 | Method of controlling the wall thickness within a tube elongater by utilizing a screw down control |
| BE140091A BE810061A (en) | 1973-03-02 | 1974-01-23 | PROCEDURE FOR ADJUSTING THE WALL THICKNESS IN AN EXTENSION ROLLER FOR TUBES |
| ES422920A ES422920A1 (en) | 1973-03-02 | 1974-02-05 | A method of controlling the wall thickness in a pipe alargator. (Machine-translation by Google Translate, not legally binding) |
| FR7404635A FR2219808B1 (en) | 1973-03-02 | 1974-02-12 | |
| GB744674A GB1442492A (en) | 1973-03-02 | 1974-02-19 | Method of and apparatus for the production of seamless tubes of uniform wall thickness |
| IT4867274A IT1003573B (en) | 1973-03-02 | 1974-02-25 | METHOD OF CHECKING THE WALL THICKNESS IN A PIPE EXTENDER |
| DE2409870A DE2409870A1 (en) | 1973-03-02 | 1974-03-01 | METHOD FOR THICKNESS CONTROL IN PIPE ROLLING |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48025427A JPS5143825B2 (en) | 1973-03-02 | 1973-03-02 | |
| US435509A US3874211A (en) | 1973-03-02 | 1974-01-22 | Method of controlling the wall thickness within a tube elongater by utilizing a screw down control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49113752A JPS49113752A (en) | 1974-10-30 |
| JPS5143825B2 true JPS5143825B2 (en) | 1976-11-25 |
Family
ID=26363027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48025427A Expired JPS5143825B2 (en) | 1973-03-02 | 1973-03-02 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3874211A (en) |
| JP (1) | JPS5143825B2 (en) |
| BE (1) | BE810061A (en) |
| DE (1) | DE2409870A1 (en) |
| FR (1) | FR2219808B1 (en) |
| GB (1) | GB1442492A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2820865C2 (en) * | 1978-05-10 | 1980-07-03 | Mannesmann Ag, 4000 Duesseldorf | Device for making pipes |
| DE2947233C2 (en) * | 1979-11-23 | 1992-03-12 | Kocks Technik Gmbh & Co, 4010 Hilden | Device for controlling the wall thickness of pipes |
| JP3853428B2 (en) * | 1995-08-25 | 2006-12-06 | Ｊｆｅスチール株式会社 | Method and equipment for drawing and rolling steel pipes |
| DE102005044777A1 (en) * | 2005-09-20 | 2007-03-29 | Sms Meer Gmbh | Method and rolling mill for producing a seamless pipe |
| JP4873012B2 (en) * | 2006-10-16 | 2012-02-08 | 住友金属工業株式会社 | Mandrel mill and seamless pipe manufacturing method |
| CN102303051B (en) * | 2011-06-15 | 2013-04-03 | 天津商业大学 | Pipe shape control method for rolling seamless steel pipe by using seven-frame tandem mill |
| EP2567762A1 (en) * | 2011-09-12 | 2013-03-13 | Nexans | Device for corrugating a metal tube |
| WO2014017372A1 (en) * | 2012-07-24 | 2014-01-30 | 新日鐵住金株式会社 | Seamless metal tube fabrication method, mandrel mill, and auxiliary tools |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2209968A (en) * | 1938-05-02 | 1940-08-06 | Nat Tube Co | Manufacture of bessemer steel seamless tubes |
| US2767603A (en) * | 1952-08-06 | 1956-10-23 | United States Steel Corp | Semiautomatic screw-down control for rolling mills |
| US2780118A (en) * | 1953-02-05 | 1957-02-05 | United States Steel Corp | Apparatus for rolling tubes |
| US3369383A (en) * | 1965-07-16 | 1968-02-20 | Gen Dynamics Corp | Rolling mill system |
| GB1176132A (en) * | 1966-02-10 | 1970-01-01 | United Eng Foundry Co | Improvements in a Rolling Mill and Control for obtaining Constant Gauge |
| GB1182160A (en) * | 1966-12-30 | 1970-02-25 | Shibaura Kyodo Kogyo Kabushiki | Rolling Mill Control Apparatus. |
| FR1515654A (en) * | 1967-03-21 | 1968-03-01 | Kocks Gmbh Friedrich | Tube reduction process |
| DE1752713C2 (en) * | 1968-07-05 | 1983-09-01 | Mannesmann AG, 4000 Düsseldorf | Process for rolling tubes in a stretch-reducing mill |
-
1973
- 1973-03-02 JP JP48025427A patent/JPS5143825B2/ja not_active Expired
-
1974
- 1974-01-22 US US435509A patent/US3874211A/en not_active Expired - Lifetime
- 1974-01-23 BE BE140091A patent/BE810061A/en not_active IP Right Cessation
- 1974-02-12 FR FR7404635A patent/FR2219808B1/fr not_active Expired
- 1974-02-19 GB GB744674A patent/GB1442492A/en not_active Expired
- 1974-03-01 DE DE2409870A patent/DE2409870A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE810061A (en) | 1974-05-16 |
| FR2219808B1 (en) | 1977-09-30 |
| FR2219808A1 (en) | 1974-09-27 |
| US3874211A (en) | 1975-04-01 |
| DE2409870A1 (en) | 1974-09-12 |
| JPS49113752A (en) | 1974-10-30 |
| GB1442492A (en) | 1976-07-14 |