JPH0344332Y2 - - Google Patents
Info
- Publication number
- JPH0344332Y2 JPH0344332Y2 JP6926586U JP6926586U JPH0344332Y2 JP H0344332 Y2 JPH0344332 Y2 JP H0344332Y2 JP 6926586 U JP6926586 U JP 6926586U JP 6926586 U JP6926586 U JP 6926586U JP H0344332 Y2 JPH0344332 Y2 JP H0344332Y2
- Authority
- JP
- Japan
- Prior art keywords
- tube
- drawing die
- flaw detection
- air drawing
- detection coil
- 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
- 238000001514 detection method Methods 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 230000007547 defect Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Metal Extraction Processes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6926586U JPH0344332Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-05-08 | 1986-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6926586U JPH0344332Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-05-08 | 1986-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62183907U JPS62183907U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-11-21 |
| JPH0344332Y2 true JPH0344332Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-09-18 |
Family
ID=30909838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6926586U Expired JPH0344332Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-05-08 | 1986-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0344332Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0342112A (ja) * | 1989-07-07 | 1991-02-22 | Sumitomo Light Metal Ind Ltd | 内面溝付管の製造方法 |
-
1986
- 1986-05-08 JP JP6926586U patent/JPH0344332Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62183907U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-11-21 |