JPS63286220A - 電縫管の製造方法 - Google Patents
電縫管の製造方法Info
- Publication number
- JPS63286220A JPS63286220A JP30547186A JP30547186A JPS63286220A JP S63286220 A JPS63286220 A JP S63286220A JP 30547186 A JP30547186 A JP 30547186A JP 30547186 A JP30547186 A JP 30547186A JP S63286220 A JPS63286220 A JP S63286220A
- Authority
- JP
- Japan
- Prior art keywords
- rolls
- steel strip
- radius
- bending
- electric resistance
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- 238000005452 bending Methods 0.000 claims abstract description 31
- 238000003466 welding Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 55
- 230000008569 process Effects 0.000 claims description 38
- 238000004513 sizing Methods 0.000 claims description 15
- 239000002184 metal Substances 0.000 abstract description 21
- 230000015556 catabolic process Effects 0.000 abstract description 18
- 125000006850 spacer group Chemical group 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 6
- 230000009977 dual effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30547186A JPS63286220A (ja) | 1986-12-23 | 1986-12-23 | 電縫管の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30547186A JPS63286220A (ja) | 1986-12-23 | 1986-12-23 | 電縫管の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63286220A true JPS63286220A (ja) | 1988-11-22 |
| JPH0440090B2 JPH0440090B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-07-01 |
Family
ID=17945549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30547186A Granted JPS63286220A (ja) | 1986-12-23 | 1986-12-23 | 電縫管の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63286220A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02197327A (ja) * | 1989-01-24 | 1990-08-03 | Nippon Steel Corp | Ｕｏ鋼管の０プレス方法および装置 |
| JPH02205276A (ja) * | 1989-02-01 | 1990-08-15 | Nippondenso Co Ltd | 薄肉電縫管の製造方法 |
| JPH03169432A (ja) * | 1989-11-30 | 1991-07-23 | Kawasaki Steel Corp | 電縫鋼管のフィンパス成形方法 |
| JPH03180213A (ja) * | 1989-12-06 | 1991-08-06 | Kawasaki Steel Corp | 溶接鋼管の製造装置 |
| WO2022117286A1 (de) * | 2020-12-01 | 2022-06-09 | Sms Group Gmbh | Verfahren zur vorformung von metallblech sowie computerprogramm und einrichtung zur durchführung des verfahrens |
-
1986
- 1986-12-23 JP JP30547186A patent/JPS63286220A/ja active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02197327A (ja) * | 1989-01-24 | 1990-08-03 | Nippon Steel Corp | Ｕｏ鋼管の０プレス方法および装置 |
| JPH02205276A (ja) * | 1989-02-01 | 1990-08-15 | Nippondenso Co Ltd | 薄肉電縫管の製造方法 |
| JPH03169432A (ja) * | 1989-11-30 | 1991-07-23 | Kawasaki Steel Corp | 電縫鋼管のフィンパス成形方法 |
| JPH03180213A (ja) * | 1989-12-06 | 1991-08-06 | Kawasaki Steel Corp | 溶接鋼管の製造装置 |
| WO2022117286A1 (de) * | 2020-12-01 | 2022-06-09 | Sms Group Gmbh | Verfahren zur vorformung von metallblech sowie computerprogramm und einrichtung zur durchführung des verfahrens |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0440090B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-07-01 |