JPH054632B2 - - Google Patents
Info
- Publication number
- JPH054632B2 JPH054632B2 JP61299314A JP29931486A JPH054632B2 JP H054632 B2 JPH054632 B2 JP H054632B2 JP 61299314 A JP61299314 A JP 61299314A JP 29931486 A JP29931486 A JP 29931486A JP H054632 B2 JPH054632 B2 JP H054632B2
- Authority
- JP
- Japan
- Prior art keywords
- defect
- penetrating
- electromagnetic induction
- magnetic
- inspected
- 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 - Lifetime
Links
- 230000007547 defect Effects 0.000 claims description 44
- 239000007788 liquid Substances 0.000 claims description 43
- 230000000149 penetrating effect Effects 0.000 claims description 40
- 238000001514 detection method Methods 0.000 claims description 33
- 238000012360 testing method Methods 0.000 claims description 32
- 230000005291 magnetic effect Effects 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 18
- 230000005674 electromagnetic induction Effects 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 15
- 239000011553 magnetic fluid Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 9
- 230000035699 permeability Effects 0.000 claims description 7
- 230000001066 destructive effect Effects 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 5
- 230000005294 ferromagnetic effect Effects 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 2
- 239000012811 non-conductive material Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims 1
- 230000002950 deficient Effects 0.000 description 24
- 239000000047 product Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 238000010998 test method Methods 0.000 description 8
- 239000000975 dye Substances 0.000 description 5
- 239000007850 fluorescent dye Substances 0.000 description 5
- 239000006249 magnetic particle Substances 0.000 description 5
- 230000002776 aggregation Effects 0.000 description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 238000004220 aggregation Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000006247 magnetic powder Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005668 Josephson effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000005288 electromagnetic effect Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000005406 washing 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 |
|---|---|---|---|
| JP29931486A JPS63150661A (ja) | 1986-12-15 | 1986-12-15 | 電磁誘導非破壊探傷方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29931486A JPS63150661A (ja) | 1986-12-15 | 1986-12-15 | 電磁誘導非破壊探傷方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63150661A JPS63150661A (ja) | 1988-06-23 |
| JPH054632B2 true JPH054632B2 (es) | 1993-01-20 |
Family
ID=17870933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29931486A Granted JPS63150661A (ja) | 1986-12-15 | 1986-12-15 | 電磁誘導非破壊探傷方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63150661A (es) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5746022A (en) * | 1980-09-01 | 1982-03-16 | Honda Motor Co Ltd | Supercharger for engine |
| JPS63150302A (ja) * | 1986-12-15 | 1988-06-23 | Nippon Seiko Kk | 光硬化型磁性流体 |
-
1986
- 1986-12-15 JP JP29931486A patent/JPS63150661A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5746022A (en) * | 1980-09-01 | 1982-03-16 | Honda Motor Co Ltd | Supercharger for engine |
| JPS63150302A (ja) * | 1986-12-15 | 1988-06-23 | Nippon Seiko Kk | 光硬化型磁性流体 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63150661A (ja) | 1988-06-23 |
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