JPS63139396U - - Google Patents
Info
- Publication number
- JPS63139396U JPS63139396U JP3307187U JP3307187U JPS63139396U JP S63139396 U JPS63139396 U JP S63139396U JP 3307187 U JP3307187 U JP 3307187U JP 3307187 U JP3307187 U JP 3307187U JP S63139396 U JPS63139396 U JP S63139396U
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- welding
- turn
- outer peripheral
- peripheral surface
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3307187U JPS63139396U (fr) | 1987-03-05 | 1987-03-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3307187U JPS63139396U (fr) | 1987-03-05 | 1987-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63139396U true JPS63139396U (fr) | 1988-09-13 |
Family
ID=30840340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3307187U Pending JPS63139396U (fr) | 1987-03-05 | 1987-03-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63139396U (fr) |
-
1987
- 1987-03-05 JP JP3307187U patent/JPS63139396U/ja active Pending