JPS6359104B2 - - Google Patents
Info
- Publication number
- JPS6359104B2 JPS6359104B2 JP10458981A JP10458981A JPS6359104B2 JP S6359104 B2 JPS6359104 B2 JP S6359104B2 JP 10458981 A JP10458981 A JP 10458981A JP 10458981 A JP10458981 A JP 10458981A JP S6359104 B2 JPS6359104 B2 JP S6359104B2
- Authority
- JP
- Japan
- Prior art keywords
- flaw
- signal
- detection
- magnetic transformation
- phase
- 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 35
- 239000000463 material Substances 0.000 claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims 1
- 230000009466 transformation Effects 0.000 description 23
- 238000012360 testing method Methods 0.000 description 14
- 238000012545 processing Methods 0.000 description 12
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
- G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10458981A JPS586459A (ja) | 1981-07-03 | 1981-07-03 | 鋼材の熱間渦流探傷装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10458981A JPS586459A (ja) | 1981-07-03 | 1981-07-03 | 鋼材の熱間渦流探傷装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS586459A JPS586459A (ja) | 1983-01-14 |
| JPS6359104B2 true JPS6359104B2 (enrdf_load_stackoverflow) | 1988-11-17 |
Family
ID=14384616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10458981A Granted JPS586459A (ja) | 1981-07-03 | 1981-07-03 | 鋼材の熱間渦流探傷装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS586459A (enrdf_load_stackoverflow) |
-
1981
- 1981-07-03 JP JP10458981A patent/JPS586459A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS586459A (ja) | 1983-01-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4033179A (en) | Acoustic emission monitoring system | |
| KR880001691B1 (ko) | 빌릿 내의 결함 검색방법 | |
| JP2001056317A (ja) | 渦流探傷方法および装置 | |
| JPS6359104B2 (enrdf_load_stackoverflow) | ||
| JP2004239786A (ja) | 熱電対検査方法 | |
| US20030167845A1 (en) | Defect identification in bodies consisting of brittle material | |
| CN111912370B (zh) | 用于检查电子构件的涂层的方法 | |
| JPH0628690Y2 (ja) | 金属板の欠陥検出装置 | |
| SU333460A1 (ru) | Способ электромагнитной дефектоскопии | |
| JPS586458A (ja) | 鋼材の熱間渦流探傷方法 | |
| JP4380384B2 (ja) | 不等板厚材の自動超音波探傷方法 | |
| JP3546298B2 (ja) | 異材判定方法および装置 | |
| JPS61259130A (ja) | ピ−ク値ホ−ルド温度計 | |
| JPH08160017A (ja) | 超音波探傷における探触子の異常判定方法 | |
| JPS62115357A (ja) | 欠陥検査装置 | |
| CN108169323A (zh) | 一种异形结构工件涡流信号的处理方法 | |
| JPH0441300B2 (enrdf_load_stackoverflow) | ||
| RU1770870C (ru) | Способ тепловой дефектоскопии | |
| JPH05240815A (ja) | 誘導加熱探傷法および誘導加熱探傷装置 | |
| JPH043826B2 (enrdf_load_stackoverflow) | ||
| SU1272206A1 (ru) | Способ неразрушающего контрол качества поверхностного сло деталей | |
| KR101564269B1 (ko) | 용융금속 내 슬래그 두께 측정이 가능한 계측기 및 이를 이용한 용융금속 계측 방법 | |
| JPS6311652Y2 (enrdf_load_stackoverflow) | ||
| JPS643555A (en) | Apparatus for inspecting deterioration of metallic material | |
| SU1035494A1 (ru) | Электроконтактный дефектоскоп |