JPH0141217B2 - - Google Patents
Info
- Publication number
- JPH0141217B2 JPH0141217B2 JP2055983A JP2055983A JPH0141217B2 JP H0141217 B2 JPH0141217 B2 JP H0141217B2 JP 2055983 A JP2055983 A JP 2055983A JP 2055983 A JP2055983 A JP 2055983A JP H0141217 B2 JPH0141217 B2 JP H0141217B2
- Authority
- JP
- Japan
- Prior art keywords
- steel plate
- hardness
- strength
- residual magnetism
- electromagnet
- 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 78
- 239000010959 steel Substances 0.000 claims description 78
- 230000005389 magnetism Effects 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 13
- 229920006395 saturated elastomer Polymers 0.000 claims description 11
- 238000007542 hardness measurement Methods 0.000 claims description 10
- 230000005415 magnetization Effects 0.000 description 11
- 239000013078 crystal Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 4
- 239000007779 soft material Substances 0.000 description 3
- 238000000137 annealing Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000005284 excitation Effects 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
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 |
|---|---|---|---|
| JP2055983A JPS59147253A (ja) | 1983-02-12 | 1983-02-12 | 鋼板のオンライン硬度測定方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2055983A JPS59147253A (ja) | 1983-02-12 | 1983-02-12 | 鋼板のオンライン硬度測定方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59147253A JPS59147253A (ja) | 1984-08-23 |
| JPH0141217B2 true JPH0141217B2 (enEXAMPLES) | 1989-09-04 |
Family
ID=12030512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2055983A Granted JPS59147253A (ja) | 1983-02-12 | 1983-02-12 | 鋼板のオンライン硬度測定方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59147253A (enEXAMPLES) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0773315B2 (ja) * | 1985-02-21 | 1995-08-02 | ソニー株式会社 | 電話装置 |
| CN110234988B (zh) * | 2017-01-26 | 2023-06-06 | 株式会社岛津制作所 | 磁性体的检查装置和磁性体的检查方法 |
| JP6948297B2 (ja) * | 2017-09-04 | 2021-10-13 | Ｊｆｅスチール株式会社 | 鋼板の製造方法、磁性材用表層硬さ計測装置及び鋼板の製造設備列 |
| JP7397318B2 (ja) * | 2020-04-23 | 2023-12-13 | 日本製鉄株式会社 | 鋼板の製造方法、鋼管の製造方法、鋼板製造装置及びプログラム |
-
1983
- 1983-02-12 JP JP2055983A patent/JPS59147253A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59147253A (ja) | 1984-08-23 |
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