JPS6310784B2 - - Google Patents
Info
- Publication number
- JPS6310784B2 JPS6310784B2 JP54156678A JP15667879A JPS6310784B2 JP S6310784 B2 JPS6310784 B2 JP S6310784B2 JP 54156678 A JP54156678 A JP 54156678A JP 15667879 A JP15667879 A JP 15667879A JP S6310784 B2 JPS6310784 B2 JP S6310784B2
- Authority
- JP
- Japan
- Prior art keywords
- steel plate
- magnetizer
- thin steel
- signal
- defect
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 68
- 239000010959 steel Substances 0.000 claims description 68
- 230000007547 defect Effects 0.000 claims description 31
- 238000001514 detection method Methods 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 3
- 230000005415 magnetization Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15667879A JPS5679247A (en) | 1979-12-03 | 1979-12-03 | Defect-indicating apparatus on thin steel plate coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15667879A JPS5679247A (en) | 1979-12-03 | 1979-12-03 | Defect-indicating apparatus on thin steel plate coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5679247A JPS5679247A (en) | 1981-06-29 |
| JPS6310784B2 true JPS6310784B2 (US20020095090A1-20020718-M00002.png) | 1988-03-09 |
Family
ID=15632921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15667879A Granted JPS5679247A (en) | 1979-12-03 | 1979-12-03 | Defect-indicating apparatus on thin steel plate coil |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5679247A (US20020095090A1-20020718-M00002.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101453620B1 (ko) * | 2012-12-20 | 2014-10-22 | 주식회사 포스코 | 혼합 스테인레스 강판 및 혼합 스테인레스 강판 생산 방법 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4856449A (US20020095090A1-20020718-M00002.png) * | 1971-11-16 | 1973-08-08 | ||
| JPS4954087A (US20020095090A1-20020718-M00002.png) * | 1972-09-26 | 1974-05-25 | ||
| JPS4964486A (US20020095090A1-20020718-M00002.png) * | 1972-10-19 | 1974-06-21 |
-
1979
- 1979-12-03 JP JP15667879A patent/JPS5679247A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4856449A (US20020095090A1-20020718-M00002.png) * | 1971-11-16 | 1973-08-08 | ||
| JPS4954087A (US20020095090A1-20020718-M00002.png) * | 1972-09-26 | 1974-05-25 | ||
| JPS4964486A (US20020095090A1-20020718-M00002.png) * | 1972-10-19 | 1974-06-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5679247A (en) | 1981-06-29 |
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