JPH0750711Y2 - 薄鋼帯の磁気探傷装置 - Google Patents
薄鋼帯の磁気探傷装置Info
- Publication number
- JPH0750711Y2 JPH0750711Y2 JP2325090U JP2325090U JPH0750711Y2 JP H0750711 Y2 JPH0750711 Y2 JP H0750711Y2 JP 2325090 U JP2325090 U JP 2325090U JP 2325090 U JP2325090 U JP 2325090U JP H0750711 Y2 JPH0750711 Y2 JP H0750711Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- thin steel
- steel strip
- coil
- voltage
- 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 - Fee Related
Links
- 230000005291 magnetic effect Effects 0.000 title claims description 157
- 229910000831 Steel Inorganic materials 0.000 title claims description 76
- 239000010959 steel Substances 0.000 title claims description 76
- 238000001514 detection method Methods 0.000 claims description 52
- 230000004907 flux Effects 0.000 claims description 41
- 230000007547 defect Effects 0.000 claims description 28
- 230000005294 ferromagnetic effect Effects 0.000 claims description 22
- 239000000696 magnetic material Substances 0.000 claims description 4
- 238000005259 measurement Methods 0.000 description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 238000010586 diagram Methods 0.000 description 14
- 230000035945 sensitivity Effects 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000035699 permeability Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 230000005415 magnetization Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2325090U JPH0750711Y2 (ja) | 1990-03-09 | 1990-03-09 | 薄鋼帯の磁気探傷装置 |
| KR1019960701203A KR960009762B1 (ko) | 1990-02-22 | 1991-02-22 | 박강대의 자기탐상 장치 |
| EP91904342A EP0469158B1 (en) | 1990-02-22 | 1991-02-22 | Magnetic flaw detector for thin steel belt |
| PCT/JP1991/000224 WO1991013347A1 (fr) | 1990-02-22 | 1991-02-22 | Detecteur magnetique de defauts pour mince bande en acier |
| KR1019910701415A KR960005364B1 (ko) | 1990-02-22 | 1991-02-22 | 박강대의 자기탐상 장치 |
| US07/768,986 US5235275A (en) | 1990-02-22 | 1991-02-22 | Magnetic inspection apparatus for thin steel strip having magnetizer and detection coil within a hollow roller rotated by the steel strip |
| DE69123797T DE69123797T2 (de) | 1990-02-22 | 1991-02-22 | Magnetischer fehlstellendetektor für dünne stahlbänder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2325090U JPH0750711Y2 (ja) | 1990-03-09 | 1990-03-09 | 薄鋼帯の磁気探傷装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03114054U JPH03114054U (en]) | 1991-11-22 |
| JPH0750711Y2 true JPH0750711Y2 (ja) | 1995-11-15 |
Family
ID=31526240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2325090U Expired - Fee Related JPH0750711Y2 (ja) | 1990-02-22 | 1990-03-09 | 薄鋼帯の磁気探傷装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0750711Y2 (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5129014B2 (ja) * | 2008-04-28 | 2013-01-23 | 株式会社日立ビルシステム | ワイヤーロープの探傷装置 |
| JP5611863B2 (ja) * | 2011-03-04 | 2014-10-22 | 株式会社東芝 | 渦電流探傷装置、方法、及びプログラム |
-
1990
- 1990-03-09 JP JP2325090U patent/JPH0750711Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03114054U (en]) | 1991-11-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |