JPS6317527B2 - - Google Patents
Info
- Publication number
- JPS6317527B2 JPS6317527B2 JP3253780A JP3253780A JPS6317527B2 JP S6317527 B2 JPS6317527 B2 JP S6317527B2 JP 3253780 A JP3253780 A JP 3253780A JP 3253780 A JP3253780 A JP 3253780A JP S6317527 B2 JPS6317527 B2 JP S6317527B2
- Authority
- JP
- Japan
- Prior art keywords
- roll
- corner
- rolls
- steel strip
- bending
- 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 56
- 239000010959 steel Substances 0.000 claims description 56
- 238000005452 bending Methods 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 21
- 238000003466 welding Methods 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 9
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 235000011499 Ferocactus hamatacanthus Nutrition 0.000 description 1
- 244000154165 Ferocactus hamatacanthus Species 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Landscapes
- Bending Of Plates, Rods, And Pipes (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3253780A JPS56128618A (en) | 1980-03-13 | 1980-03-13 | Production of square steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3253780A JPS56128618A (en) | 1980-03-13 | 1980-03-13 | Production of square steel pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56128618A JPS56128618A (en) | 1981-10-08 |
| JPS6317527B2 true JPS6317527B2 (enrdf_load_stackoverflow) | 1988-04-14 |
Family
ID=12361681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3253780A Granted JPS56128618A (en) | 1980-03-13 | 1980-03-13 | Production of square steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56128618A (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58224084A (ja) * | 1982-06-21 | 1983-12-26 | Teruyoshi Imamura | 角形電縫鋼管の製造方法 |
| JP2703505B2 (ja) * | 1994-09-30 | 1998-01-26 | 山田機械株式会社 | 植木鉢保持具 |
| JP3514946B2 (ja) | 1997-05-29 | 2004-04-05 | 日産自動車株式会社 | 液晶表示装置 |
| JP4623161B2 (ja) | 2008-08-07 | 2011-02-02 | 株式会社デンソー | 液晶表示装置 |
| EP3072603B1 (en) * | 2015-03-23 | 2019-11-27 | Olimpia 80 SRL | Finishing section of a machine for producing square pipes |
-
1980
- 1980-03-13 JP JP3253780A patent/JPS56128618A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56128618A (en) | 1981-10-08 |