DE2247634A1 - Verfahren zur kennzeichnung und pruefung der umformbarkeit von ferromagnetischen werkstoffen, insbesondere weicher unlegierter staehle - Google Patents
Verfahren zur kennzeichnung und pruefung der umformbarkeit von ferromagnetischen werkstoffen, insbesondere weicher unlegierter staehleInfo
- Publication number
- DE2247634A1 DE2247634A1 DE19722247634 DE2247634A DE2247634A1 DE 2247634 A1 DE2247634 A1 DE 2247634A1 DE 19722247634 DE19722247634 DE 19722247634 DE 2247634 A DE2247634 A DE 2247634A DE 2247634 A1 DE2247634 A1 DE 2247634A1
- Authority
- DE
- Germany
- Prior art keywords
- ferromagnetic materials
- formability
- testing
- steels
- unalloyed steels
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 14
- 239000010959 steel Substances 0.000 title claims description 14
- 239000003302 ferromagnetic material Substances 0.000 title claims description 11
- 238000000034 method Methods 0.000 title claims description 10
- 238000012360 testing method Methods 0.000 title description 10
- 230000005291 magnetic effect Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 8
- 238000005259 measurement Methods 0.000 description 6
- 238000010998 test method Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000001066 destructive effect Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000005330 Barkhausen effect Effects 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 240000000581 Triticum monococcum Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007542 hardness measurement Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- G01N27/725—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables by using magneto-acoustical effects or the Barkhausen effect
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)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD15860571 | 1971-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2247634A1 true DE2247634A1 (de) | 1973-05-03 |
Family
ID=5484517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722247634 Pending DE2247634A1 (de) | 1971-10-28 | 1972-09-28 | Verfahren zur kennzeichnung und pruefung der umformbarkeit von ferromagnetischen werkstoffen, insbesondere weicher unlegierter staehle |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2247634A1 (enExample) |
| FR (1) | FR2158994A5 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4692701A (en) * | 1984-12-13 | 1987-09-08 | Factory Mutual Research | Method of testing steam turbine rotors to determine if they should be retired because of embrittlement |
| US4881030A (en) * | 1987-04-16 | 1989-11-14 | Siemens Aktinegesellschaft | Method and apparatus for measuring and precisely locating internal tensile stresses in hardened regions of components by measuring coercive field strength and barkhausen noise amplitude |
-
1972
- 1972-09-28 DE DE19722247634 patent/DE2247634A1/de active Pending
- 1972-10-26 FR FR7238031A patent/FR2158994A5/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4692701A (en) * | 1984-12-13 | 1987-09-08 | Factory Mutual Research | Method of testing steam turbine rotors to determine if they should be retired because of embrittlement |
| US4881030A (en) * | 1987-04-16 | 1989-11-14 | Siemens Aktinegesellschaft | Method and apparatus for measuring and precisely locating internal tensile stresses in hardened regions of components by measuring coercive field strength and barkhausen noise amplitude |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2158994A5 (enExample) | 1973-06-15 |
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