BE897181A - Procede de fabrication de tiges creuses - Google Patents
Procede de fabrication de tiges creuses Download PDFInfo
- Publication number
- BE897181A BE897181A BE0/211095A BE211095A BE897181A BE 897181 A BE897181 A BE 897181A BE 0/211095 A BE0/211095 A BE 0/211095A BE 211095 A BE211095 A BE 211095A BE 897181 A BE897181 A BE 897181A
- Authority
- BE
- Belgium
- Prior art keywords
- rollers
- hollow
- diameter
- workpiece
- angle
- Prior art date
Links
- 238000000034 method Methods 0.000 title description 45
- 230000008569 process Effects 0.000 title description 15
- 238000005096 rolling process Methods 0.000 claims description 30
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 238000003754 machining Methods 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 description 14
- 230000009467 reduction Effects 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 2
- 244000273618 Sphenoclea zeylanica Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 229910021385 hard carbon Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- VNTLIPZTSJSULJ-UHFFFAOYSA-N chromium molybdenum Chemical compound [Cr].[Mo] VNTLIPZTSJSULJ-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
- B21B19/06—Rolling hollow basic material, e.g. Assel mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
- B21B1/20—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section in a non-continuous process,(e.g. skew rolling, i.e. planetary cross rolling)
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11436382A JPS594905A (ja) | 1982-06-30 | 1982-06-30 | 中空棒材の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE897181A true BE897181A (fr) | 1983-10-17 |
Family
ID=14635842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE0/211095A BE897181A (fr) | 1982-06-30 | 1983-06-30 | Procede de fabrication de tiges creuses |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS594905A (pt) |
| BE (1) | BE897181A (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2561950B1 (fr) * | 1984-03-28 | 1987-11-13 | Vallourec | Procede de reglage d'un laminoir a cylindres obliques et laminoir pour la mise en oeuvre de ce procede |
| US5699690A (en) * | 1995-06-19 | 1997-12-23 | Sumitomo Metal Industries, Ltd. | Method and apparatus for manufacturing hollow steel bars |
| JP5858206B1 (ja) * | 2014-03-19 | 2016-02-10 | 新日鐵住金株式会社 | 継目無金属管の製造方法 |
-
1982
- 1982-06-30 JP JP11436382A patent/JPS594905A/ja active Granted
-
1983
- 1983-06-30 BE BE0/211095A patent/BE897181A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS594905A (ja) | 1984-01-11 |
| JPS6111122B2 (pt) | 1986-04-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: SUMITOMO METAL INDUSTRIES LTD Effective date: 19980630 |