JPH01134253U - - Google Patents
Info
- Publication number
- JPH01134253U JPH01134253U JP3136788U JP3136788U JPH01134253U JP H01134253 U JPH01134253 U JP H01134253U JP 3136788 U JP3136788 U JP 3136788U JP 3136788 U JP3136788 U JP 3136788U JP H01134253 U JPH01134253 U JP H01134253U
- Authority
- JP
- Japan
- Prior art keywords
- flaw detection
- ferromagnetic tube
- detection device
- magnetization
- electromagnetic
- 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
- 238000001514 detection method Methods 0.000 claims description 18
- 230000005291 magnetic effect Effects 0.000 claims description 6
- 230000005294 ferromagnetic effect Effects 0.000 claims 7
- 230000005415 magnetization Effects 0.000 claims 3
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005284 excitation Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000000523 sample Substances 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 |
|---|---|---|---|
| JP3136788U JPH01134253U (de) | 1988-03-09 | 1988-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3136788U JPH01134253U (de) | 1988-03-09 | 1988-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01134253U true JPH01134253U (de) | 1989-09-13 |
Family
ID=31257180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3136788U Pending JPH01134253U (de) | 1988-03-09 | 1988-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01134253U (de) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5870157A (ja) * | 1981-07-21 | 1983-04-26 | ヌ−ケン・ゲ−エムベ−ハ− | 強磁性体材料の非破壊検査方法および装置 |
-
1988
- 1988-03-09 JP JP3136788U patent/JPH01134253U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5870157A (ja) * | 1981-07-21 | 1983-04-26 | ヌ−ケン・ゲ−エムベ−ハ− | 強磁性体材料の非破壊検査方法および装置 |
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