CA1046308A - Methode d'evidement sur laminoir - Google Patents
Methode d'evidement sur laminoirInfo
- Publication number
- CA1046308A CA1046308A CA259,594A CA259594A CA1046308A CA 1046308 A CA1046308 A CA 1046308A CA 259594 A CA259594 A CA 259594A CA 1046308 A CA1046308 A CA 1046308A
- Authority
- CA
- Canada
- Prior art keywords
- rolls
- speed
- billet
- pushing
- piercing
- Prior art date
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50102348A JPS5224970A (en) | 1975-08-22 | 1975-08-22 | Method of press roll boring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1046308A true CA1046308A (fr) | 1979-01-16 |
Family
ID=14324973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA259,594A Expired CA1046308A (fr) | 1975-08-22 | 1976-08-20 | Methode d'evidement sur laminoir |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5224970A (fr) |
| BR (1) | BR7605525A (fr) |
| CA (1) | CA1046308A (fr) |
| DE (1) | DE2637542A1 (fr) |
| FR (1) | FR2321340A1 (fr) |
| GB (1) | GB1554753A (fr) |
| IT (1) | IT1062264B (fr) |
| RO (1) | RO71124A (fr) |
| SU (1) | SU1022652A3 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53132453A (en) * | 1977-04-25 | 1978-11-18 | Sumitomo Metal Ind Ltd | Piercing method in press piercing mill |
| JPS6289110U (fr) * | 1985-11-25 | 1987-06-08 | ||
| CN112453075B (zh) * | 2020-10-20 | 2024-12-17 | 浙江铜加工研究院有限公司 | 管材上料机构及高速轧机 |
-
1975
- 1975-08-22 JP JP50102348A patent/JPS5224970A/ja active Granted
-
1976
- 1976-08-19 GB GB3457676A patent/GB1554753A/en not_active Expired
- 1976-08-20 CA CA259,594A patent/CA1046308A/fr not_active Expired
- 1976-08-20 FR FR7625384A patent/FR2321340A1/fr active Granted
- 1976-08-20 DE DE19762637542 patent/DE2637542A1/de not_active Withdrawn
- 1976-08-20 SU SU762390805A patent/SU1022652A3/ru active
- 1976-08-21 RO RO7687346A patent/RO71124A/fr unknown
- 1976-08-23 BR BR7605525A patent/BR7605525A/pt unknown
- 1976-08-23 IT IT2643876A patent/IT1062264B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| JPS563124B2 (fr) | 1981-01-23 |
| GB1554753A (en) | 1979-10-31 |
| SU1022652A3 (ru) | 1983-06-07 |
| FR2321340A1 (fr) | 1977-03-18 |
| IT1062264B (it) | 1984-02-01 |
| DE2637542A1 (de) | 1977-02-24 |
| RO71124A (fr) | 1981-11-04 |
| JPS5224970A (en) | 1977-02-24 |
| FR2321340B1 (fr) | 1979-01-12 |
| BR7605525A (pt) | 1977-08-09 |
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