JPH0250808B2 - - Google Patents
Info
- Publication number
- JPH0250808B2 JPH0250808B2 JP56211490A JP21149081A JPH0250808B2 JP H0250808 B2 JPH0250808 B2 JP H0250808B2 JP 56211490 A JP56211490 A JP 56211490A JP 21149081 A JP21149081 A JP 21149081A JP H0250808 B2 JPH0250808 B2 JP H0250808B2
- Authority
- JP
- Japan
- Prior art keywords
- mandrel
- ring
- caterpillar
- rolling mill
- tube
- 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 - Lifetime
Links
- 238000005096 rolling process Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 description 7
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000009785 tube rolling Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21149081A JPS58116908A (ja) | 1981-12-30 | 1981-12-30 | 管の連続圧延機入側装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21149081A JPS58116908A (ja) | 1981-12-30 | 1981-12-30 | 管の連続圧延機入側装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58116908A JPS58116908A (ja) | 1983-07-12 |
JPH0250808B2 true JPH0250808B2 (de) | 1990-11-05 |
Family
ID=16606809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP21149081A Granted JPS58116908A (ja) | 1981-12-30 | 1981-12-30 | 管の連続圧延機入側装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58116908A (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201700023064A1 (it) * | 2017-03-01 | 2018-09-01 | Danieli Off Mecc | Laminatoio per la laminazione di elementi astiformi cavi o comunque concavi |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5584208A (en) * | 1978-12-19 | 1980-06-25 | Nippon Steel Corp | Continuous rolling method of pipe |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS592881Y2 (ja) * | 1978-12-19 | 1984-01-26 | 新日本製鐵株式会社 | マンドレルバ−挾持移行装置 |
-
1981
- 1981-12-30 JP JP21149081A patent/JPS58116908A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5584208A (en) * | 1978-12-19 | 1980-06-25 | Nippon Steel Corp | Continuous rolling method of pipe |
Also Published As
Publication number | Publication date |
---|---|
JPS58116908A (ja) | 1983-07-12 |
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