JPH0371204B2 - - Google Patents
Info
- Publication number
- JPH0371204B2 JPH0371204B2 JP59164209A JP16420984A JPH0371204B2 JP H0371204 B2 JPH0371204 B2 JP H0371204B2 JP 59164209 A JP59164209 A JP 59164209A JP 16420984 A JP16420984 A JP 16420984A JP H0371204 B2 JPH0371204 B2 JP H0371204B2
- Authority
- JP
- Japan
- Prior art keywords
- roll
- strip
- rolls
- curvature
- forming
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
- B21D5/12—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes making use of forming-rollers
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 |
---|---|---|---|
JP16420984A JPS6142427A (ja) | 1984-08-07 | 1984-08-07 | 電縫鋼管の成形装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16420984A JPS6142427A (ja) | 1984-08-07 | 1984-08-07 | 電縫鋼管の成形装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6142427A JPS6142427A (ja) | 1986-02-28 |
JPH0371204B2 true JPH0371204B2 (enrdf_load_stackoverflow) | 1991-11-12 |
Family
ID=15788735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16420984A Granted JPS6142427A (ja) | 1984-08-07 | 1984-08-07 | 電縫鋼管の成形装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6142427A (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2669841B2 (ja) * | 1988-02-12 | 1997-10-29 | 新日本製鐵株式会社 | 溶接管の成形方法 |
DK1857194T3 (da) | 2004-12-21 | 2011-11-21 | Bergrohr Gmbh Siegen | Flerlagsrør og fremgangsmåde til fremstilling deraf |
EP2544833A1 (de) * | 2010-03-11 | 2013-01-16 | Bergrohr GmbH Siegen | Einformstrasse und verfahren zur herstellung eines mehrlagenrohres |
-
1984
- 1984-08-07 JP JP16420984A patent/JPS6142427A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6142427A (ja) | 1986-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |