JPH0720593Y2 - 鋼管端部磁化装置 - Google Patents
鋼管端部磁化装置Info
- Publication number
- JPH0720593Y2 JPH0720593Y2 JP12972388U JP12972388U JPH0720593Y2 JP H0720593 Y2 JPH0720593 Y2 JP H0720593Y2 JP 12972388 U JP12972388 U JP 12972388U JP 12972388 U JP12972388 U JP 12972388U JP H0720593 Y2 JPH0720593 Y2 JP H0720593Y2
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- coil
- pipe
- magnetizing
- magnetic field
- 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 - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 42
- 239000010959 steel Substances 0.000 title claims description 42
- 238000001514 detection method Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000006249 magnetic particle Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000011437 continuous method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12972388U JPH0720593Y2 (ja) | 1988-10-03 | 1988-10-03 | 鋼管端部磁化装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12972388U JPH0720593Y2 (ja) | 1988-10-03 | 1988-10-03 | 鋼管端部磁化装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0250676U JPH0250676U (en]) | 1990-04-09 |
| JPH0720593Y2 true JPH0720593Y2 (ja) | 1995-05-15 |
Family
ID=31384263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12972388U Expired - Lifetime JPH0720593Y2 (ja) | 1988-10-03 | 1988-10-03 | 鋼管端部磁化装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0720593Y2 (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4749223B2 (ja) * | 2006-05-08 | 2011-08-17 | 日本電磁測器株式会社 | 鋼管用磁粉探傷装置 |
| EP2746761B8 (en) * | 2011-08-18 | 2019-08-21 | Nippon Steel Corporation | Method for magnetic flaw detection and magnetic flaw detector |
-
1988
- 1988-10-03 JP JP12972388U patent/JPH0720593Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0250676U (en]) | 1990-04-09 |
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