JPS61161659U - - Google Patents
Info
- Publication number
- JPS61161659U JPS61161659U JP4564985U JP4564985U JPS61161659U JP S61161659 U JPS61161659 U JP S61161659U JP 4564985 U JP4564985 U JP 4564985U JP 4564985 U JP4564985 U JP 4564985U JP S61161659 U JPS61161659 U JP S61161659U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic flux
- detector
- measured
- basic curve
- detection device
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 13
- 230000004907 flux Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 4
- 230000032683 aging Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 230000006866 deterioration Effects 0.000 claims description 3
- 239000003302 ferromagnetic material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000000034 method 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 |
---|---|---|---|
JP4564985U JPS61161659U (da) | 1985-03-28 | 1985-03-28 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4564985U JPS61161659U (da) | 1985-03-28 | 1985-03-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61161659U true JPS61161659U (da) | 1986-10-07 |
Family
ID=30559335
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4564985U Pending JPS61161659U (da) | 1985-03-28 | 1985-03-28 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61161659U (da) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63129862U (da) * | 1987-02-18 | 1988-08-24 | ||
JPH01147360A (ja) * | 1987-12-04 | 1989-06-09 | Hitachi Ltd | 劣化検出方法及びその装置 |
JPH0278948A (ja) * | 1988-09-14 | 1990-03-19 | Hitachi Ltd | 金属材料の劣化損傷検出装置及び検出方法 |
JPH02262026A (ja) * | 1989-03-31 | 1990-10-24 | Hitachi Ltd | 非破壊検査装置 |
JPH0772121A (ja) * | 1994-07-11 | 1995-03-17 | Hitachi Ltd | 金属材料の劣化検査装置 |
JP2002257788A (ja) * | 2001-02-27 | 2002-09-11 | Takenaka Komuten Co Ltd | 鋼材の劣化診断方法 |
-
1985
- 1985-03-28 JP JP4564985U patent/JPS61161659U/ja active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63129862U (da) * | 1987-02-18 | 1988-08-24 | ||
JPH01147360A (ja) * | 1987-12-04 | 1989-06-09 | Hitachi Ltd | 劣化検出方法及びその装置 |
JPH0278948A (ja) * | 1988-09-14 | 1990-03-19 | Hitachi Ltd | 金属材料の劣化損傷検出装置及び検出方法 |
JPH02262026A (ja) * | 1989-03-31 | 1990-10-24 | Hitachi Ltd | 非破壊検査装置 |
JPH0772121A (ja) * | 1994-07-11 | 1995-03-17 | Hitachi Ltd | 金属材料の劣化検査装置 |
JP2002257788A (ja) * | 2001-02-27 | 2002-09-11 | Takenaka Komuten Co Ltd | 鋼材の劣化診断方法 |
JP4634628B2 (ja) * | 2001-02-27 | 2011-02-16 | 株式会社竹中工務店 | 鋼材の劣化診断方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI90594B (fi) | Menetelmä ja laite aineen koestamiseksi ainetta rikkomatta ja sen magnetorakenteelliseksi tutkimiseksi | |
US4891992A (en) | Torque detecting apparatus | |
US2226275A (en) | Magnetic thickness gauge | |
JPS61161659U (da) | ||
JP3397855B2 (ja) | 原子炉圧力容器劣化検定方法及び装置 | |
JP3618425B2 (ja) | 磁気センサ | |
JPS5730943A (en) | Detecting method for defect in ferromagnetic material | |
JPH05256673A (ja) | 電磁流量計の励磁異常検出手段 | |
JPS57161631A (en) | Detecting device for surface stress | |
JPH0412652Y2 (da) | ||
JPH023445B2 (da) | ||
JP2505184Y2 (ja) | コイル巻回数検査装置 | |
SU1188627A1 (ru) | Способ магнитографического контрол продольных сварных соединений ферромагнитных труб | |
Edward et al. | An analysis of the threading bar method of magnetic particle flaw detection | |
JPS5844323Y2 (ja) | 電磁石の吸着鋼板枚数検出装置 | |
CN114019016A (zh) | 一种储罐底板磁场叠加增强型漏磁检测装置 | |
JPH0136121Y2 (da) | ||
JP2536693B2 (ja) | 磁気式エンコ―ダ | |
JPH05172786A (ja) | 漏洩磁束検出装置 | |
SU1103165A1 (ru) | Способ измерени коэрцитивной силы | |
Shleenkov et al. | Internal Field Investigation of Ferromagnetic Workpieces with Experimental Magnetization | |
SU900230A1 (ru) | Коэрцитиметр | |
JPS6041826Y2 (ja) | ブラシレスモ−タの回転子位置検出装置 | |
CN110779981A (zh) | 一种铁磁性管道微小缺陷磁检测传感器 | |
Chen et al. | The Error of Measurement of Feebly Magnetic Material in Regard to Demagnetizing Field |