JPS61264252A - 金属管の渦流探傷方法及び装置 - Google Patents
金属管の渦流探傷方法及び装置Info
- Publication number
- JPS61264252A JPS61264252A JP60105641A JP10564185A JPS61264252A JP S61264252 A JPS61264252 A JP S61264252A JP 60105641 A JP60105641 A JP 60105641A JP 10564185 A JP10564185 A JP 10564185A JP S61264252 A JPS61264252 A JP S61264252A
- Authority
- JP
- Japan
- Prior art keywords
- eddy current
- coils
- excitation
- flaw detection
- probe
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title description 6
- 239000000523 sample Substances 0.000 claims abstract description 26
- 230000005284 excitation Effects 0.000 claims description 72
- 239000002184 metal Substances 0.000 claims description 53
- 238000001514 detection method Methods 0.000 claims description 25
- 230000007547 defect Effects 0.000 claims description 18
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 239000003302 ferromagnetic material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin 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 |
---|---|---|---|
JP60105641A JPS61264252A (ja) | 1985-05-17 | 1985-05-17 | 金属管の渦流探傷方法及び装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60105641A JPS61264252A (ja) | 1985-05-17 | 1985-05-17 | 金属管の渦流探傷方法及び装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61264252A true JPS61264252A (ja) | 1986-11-22 |
JPH0378580B2 JPH0378580B2 (enrdf_load_stackoverflow) | 1991-12-16 |
Family
ID=14413079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60105641A Granted JPS61264252A (ja) | 1985-05-17 | 1985-05-17 | 金属管の渦流探傷方法及び装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61264252A (enrdf_load_stackoverflow) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63177747U (enrdf_load_stackoverflow) * | 1987-05-08 | 1988-11-17 | ||
JPH02236157A (ja) * | 1989-03-09 | 1990-09-19 | Chugoku X-Ray Kk | 伝熱管の渦流探傷方式 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS514392U (enrdf_load_stackoverflow) * | 1974-06-27 | 1976-01-13 | ||
JPS56157670U (enrdf_load_stackoverflow) * | 1980-04-23 | 1981-11-25 |
-
1985
- 1985-05-17 JP JP60105641A patent/JPS61264252A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS514392U (enrdf_load_stackoverflow) * | 1974-06-27 | 1976-01-13 | ||
JPS56157670U (enrdf_load_stackoverflow) * | 1980-04-23 | 1981-11-25 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63177747U (enrdf_load_stackoverflow) * | 1987-05-08 | 1988-11-17 | ||
JPH02236157A (ja) * | 1989-03-09 | 1990-09-19 | Chugoku X-Ray Kk | 伝熱管の渦流探傷方式 |
Also Published As
Publication number | Publication date |
---|---|
JPH0378580B2 (enrdf_load_stackoverflow) | 1991-12-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4107605A (en) | Eddy current flaw detector utilizing plural sets of four planar coils, with the plural sets disposed in a common bridge | |
US4295092A (en) | Apparatus for and method of detecting and measuring corrosion damage in pipe | |
US4789827A (en) | Magnetic flux leakage probe with radially offset coils for use in nondestructive testing of pipes and tubes | |
US7038445B2 (en) | Method, system and apparatus for ferromagnetic wall monitoring | |
US4806863A (en) | Eddy current apparatus including cylindrical coil with flux concentrator for high resolution detection of flaws in conductive objects | |
WO2000008458A1 (fr) | Detecteur de defauts par courants de foucault | |
US3401332A (en) | Magnetic leakage field and eddy current flaw detection system | |
CA2043694A1 (en) | Eddy current probe, incorporating multi-bracelets of different pancake coil diameters, for detecting internal defects in ferromagnetic tubes | |
US6377040B1 (en) | Eddy current probe and process for checking the edges of metal articles | |
US9222917B2 (en) | Broadband eddy current probe | |
CA2316614C (en) | Tri-tip probe | |
JPS61264252A (ja) | 金属管の渦流探傷方法及び装置 | |
US3976936A (en) | Non-destructive metal inspection apparatus using a sharp-pointed pin and coil for producing eddy currents in the inspected article | |
WO2006113504A2 (en) | Near fieldtm and combination near fieldtm - remote field electromagnetic testing (et) probes for inspecting ferromagnetic pipes and tubes such as those used in heat exchangers | |
US2817060A (en) | Non-destructive flaw detection apparatus | |
KR102283396B1 (ko) | 와전류 비파괴검사를 위한 센서프로브 검사장치 | |
EP0792455B1 (en) | Eddy current hybrid probe | |
JPH01201151A (ja) | 比較的小さい直径を持つパイプ又は管の内部腐食検査のための方法及び装置 | |
JPH0943204A (ja) | 円周方向欠陥検出用コイル | |
JPH075408Y2 (ja) | 金属探傷用プロ−ブ | |
JP2007163263A (ja) | 渦電流探傷センサ | |
SK285977B6 (sk) | Spôsob a merací prístroj na zisťovanie zvarového šva pozdĺžne zvarovaných rúrok | |
JP3448147B2 (ja) | 伝熱管検査方法 | |
KR100397350B1 (ko) | 와전류를 이용한 관 결함 검사장치 및 검사방법 | |
JPH0412266A (ja) | 加熱管の非破壊検査方法 |