JPH0261854B2 - - Google Patents
Info
- Publication number
- JPH0261854B2 JPH0261854B2 JP15960885A JP15960885A JPH0261854B2 JP H0261854 B2 JPH0261854 B2 JP H0261854B2 JP 15960885 A JP15960885 A JP 15960885A JP 15960885 A JP15960885 A JP 15960885A JP H0261854 B2 JPH0261854 B2 JP H0261854B2
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- straightening
- bending
- stands
- length
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 37
- 239000010959 steel Substances 0.000 claims description 37
- 238000005452 bending Methods 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15960885A JPS6221425A (ja) | 1985-07-19 | 1985-07-19 | 鋼管の曲がり矯正方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15960885A JPS6221425A (ja) | 1985-07-19 | 1985-07-19 | 鋼管の曲がり矯正方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6221425A JPS6221425A (ja) | 1987-01-29 |
JPH0261854B2 true JPH0261854B2 (ru) | 1990-12-21 |
Family
ID=15697427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15960885A Granted JPS6221425A (ja) | 1985-07-19 | 1985-07-19 | 鋼管の曲がり矯正方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6221425A (ru) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07121412B2 (ja) * | 1989-12-12 | 1995-12-25 | 昭和アルミニウム株式会社 | 引抜き管の矯正方法 |
JPH07116895B2 (ja) * | 1991-06-25 | 1995-12-18 | 武治 市毛 | 移動ばしご |
JPH05125883A (ja) * | 1991-11-01 | 1993-05-21 | Takeji Ichige | 移動ばしご用車輪装置 |
KR100394398B1 (ko) * | 2000-08-03 | 2003-08-09 | 조청조 | 조관 교정기용 교정롤장치 |
-
1985
- 1985-07-19 JP JP15960885A patent/JPS6221425A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6221425A (ja) | 1987-01-29 |
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