DE2640888A1 - Verfahren zur thermischen behandlung von walzblechen - Google Patents
Verfahren zur thermischen behandlung von walzblechenInfo
- Publication number
- DE2640888A1 DE2640888A1 DE19762640888 DE2640888A DE2640888A1 DE 2640888 A1 DE2640888 A1 DE 2640888A1 DE 19762640888 DE19762640888 DE 19762640888 DE 2640888 A DE2640888 A DE 2640888A DE 2640888 A1 DE2640888 A1 DE 2640888A1
- Authority
- DE
- Germany
- Prior art keywords
- hardening
- heating
- rolling
- treatment
- furnace
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 56
- 238000007669 thermal treatment Methods 0.000 title claims description 8
- 239000000463 material Substances 0.000 claims description 47
- 238000005096 rolling process Methods 0.000 claims description 41
- 238000010438 heat treatment Methods 0.000 claims description 33
- 238000005496 tempering Methods 0.000 claims description 27
- 230000008569 process Effects 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 16
- 230000006698 induction Effects 0.000 claims description 11
- 230000007704 transition Effects 0.000 claims description 6
- 230000001939 inductive effect Effects 0.000 claims 1
- 238000010791 quenching Methods 0.000 description 22
- 230000000171 quenching effect Effects 0.000 description 21
- 239000000203 mixture Substances 0.000 description 7
- 238000010606 normalization Methods 0.000 description 7
- 238000005098 hot rolling Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000283153 Cetacea Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT12790/75A IT1049173B (it) | 1975-09-12 | 1975-09-12 | Trattamento termico di tempra intermedia e rinvenimento velocetramite correnti parassite e dispositivo per l applicazione del trattamento ad un impianto di laminazione ad elevata produttivita per prodotti piatti |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2640888A1 true DE2640888A1 (de) | 1977-03-24 |
Family
ID=11143264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762640888 Withdrawn DE2640888A1 (de) | 1975-09-12 | 1976-09-10 | Verfahren zur thermischen behandlung von walzblechen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4186037A (enExample) |
| JP (1) | JPS5236515A (enExample) |
| DE (1) | DE2640888A1 (enExample) |
| FR (1) | FR2323765A1 (enExample) |
| IT (1) | IT1049173B (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0320003B1 (en) * | 1987-12-11 | 1992-08-26 | Nippon Steel Corporation | Method of producing steel having a low yield ratio |
| CN115074494B (zh) * | 2022-06-13 | 2023-09-29 | 大冶特殊钢有限公司 | 一种棒磨机用钢的热处理方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1284978B (de) * | 1964-11-24 | 1968-12-12 | Krauss Maffei Ag | Verfahren zum Vergueten von unlegierten und legierten Staehlen unmittelbar aus der Verformungswaerme |
| US3508979A (en) * | 1965-03-20 | 1970-04-28 | Siegener Maschinenbau Gmbh | Method for cooling workpieces |
| US3423252A (en) * | 1965-04-01 | 1969-01-21 | United States Steel Corp | Thermomechanical treatment of steel |
| US3513036A (en) * | 1967-05-02 | 1970-05-19 | Inland Steel Co | Process for producing coiled,hotrolled,pickled steel strip |
| US3539404A (en) * | 1967-05-15 | 1970-11-10 | Youngstown Sheet And Tube Co | Method of making a low alloy steel |
| US3506468A (en) * | 1967-08-07 | 1970-04-14 | Huettenwerk Oberhausen Ag | Method of patenting steel wire |
| US3666452A (en) * | 1969-07-16 | 1972-05-30 | Jones & Laughlin Steel Corp | High-strength low-alloy steels |
| FR2078143A5 (en) * | 1971-02-03 | 1971-11-05 | Suedwestfalen Ag Stahlwerke | Steel treatment - by faster controlled cooling, quenching and annealing schedules |
| US3756870A (en) * | 1971-05-10 | 1973-09-04 | Park Ohio Industries Inc | Induction heating method of case hardening carbon steel rod |
| BE788922A (fr) * | 1971-09-21 | 1973-03-15 | Uss Eng & Consult | Procede pour produire une microstructure a grain ultrafin dans les alliages ferreux |
-
1975
- 1975-09-12 IT IT12790/75A patent/IT1049173B/it active
-
1976
- 1976-08-30 US US05/718,969 patent/US4186037A/en not_active Expired - Lifetime
- 1976-09-10 DE DE19762640888 patent/DE2640888A1/de not_active Withdrawn
- 1976-09-10 FR FR7627236A patent/FR2323765A1/fr active Granted
- 1976-09-10 JP JP51107948A patent/JPS5236515A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2323765A1 (fr) | 1977-04-08 |
| IT1049173B (it) | 1981-01-20 |
| JPS5236515A (en) | 1977-03-19 |
| US4186037A (en) | 1980-01-29 |
| FR2323765B1 (enExample) | 1981-01-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |