JPS574320A - Manufacture of square steel pipe - Google Patents
Manufacture of square steel pipeInfo
- Publication number
- JPS574320A JPS574320A JP7857780A JP7857780A JPS574320A JP S574320 A JPS574320 A JP S574320A JP 7857780 A JP7857780 A JP 7857780A JP 7857780 A JP7857780 A JP 7857780A JP S574320 A JPS574320 A JP S574320A
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- blank pipe
- square
- square blank
- circumferential 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title abstract 4
- 239000010959 steel Substances 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000004513 sizing Methods 0.000 abstract 2
- 238000005452 bending Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7857780A JPS574320A (en) | 1980-06-11 | 1980-06-11 | Manufacture of square steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7857780A JPS574320A (en) | 1980-06-11 | 1980-06-11 | Manufacture of square steel pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS574320A true JPS574320A (en) | 1982-01-09 |
| JPS6115769B2 JPS6115769B2 (https=) | 1986-04-25 |
Family
ID=13665750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7857780A Granted JPS574320A (en) | 1980-06-11 | 1980-06-11 | Manufacture of square steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS574320A (https=) |
-
1980
- 1980-06-11 JP JP7857780A patent/JPS574320A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6115769B2 (https=) | 1986-04-25 |
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