CH649313A5 - Procedimento di ricottura per acciai ipoeutettici. - Google Patents
Procedimento di ricottura per acciai ipoeutettici. Download PDFInfo
- Publication number
- CH649313A5 CH649313A5 CH8253/80A CH825380A CH649313A5 CH 649313 A5 CH649313 A5 CH 649313A5 CH 8253/80 A CH8253/80 A CH 8253/80A CH 825380 A CH825380 A CH 825380A CH 649313 A5 CH649313 A5 CH 649313A5
- Authority
- CH
- Switzerland
- Prior art keywords
- steel
- annealed
- temperature
- process according
- annealing
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 226
- 239000010959 steel Substances 0.000 title claims description 226
- 238000000034 method Methods 0.000 title claims description 107
- 238000000137 annealing Methods 0.000 title claims description 65
- 230000008569 process Effects 0.000 claims description 94
- 238000010438 heat treatment Methods 0.000 claims description 46
- 230000009466 transformation Effects 0.000 claims description 33
- 238000001816 cooling Methods 0.000 claims description 25
- 150000001247 metal acetylides Chemical class 0.000 claims description 19
- 229910001566 austenite Inorganic materials 0.000 claims description 17
- 229910000859 α-Fe Inorganic materials 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000004090 dissolution Methods 0.000 claims description 5
- 235000019362 perlite Nutrition 0.000 claims description 5
- 239000010451 perlite Substances 0.000 claims description 5
- 238000001556 precipitation Methods 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 238000011282 treatment Methods 0.000 description 24
- 229910001104 4140 steel Inorganic materials 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 230000006872 improvement Effects 0.000 description 8
- 229910001046 4142 steel Inorganic materials 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 3
- 206010016256 fatigue Diseases 0.000 description 3
- 238000009863 impact test Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 229910000734 martensite Inorganic materials 0.000 description 3
- 238000001000 micrograph Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 229910000817 1144 steel Inorganic materials 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- -1 iron carbides Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
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 Articles (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US9300779A | 1979-11-09 | 1979-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH649313A5 true CH649313A5 (it) | 1985-05-15 |
Family
ID=22236273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH8253/80A CH649313A5 (it) | 1979-11-09 | 1980-11-06 | Procedimento di ricottura per acciai ipoeutettici. |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS56139618A (pt) |
| AU (1) | AU537333B2 (pt) |
| BE (1) | BE886095A (pt) |
| BR (1) | BR8007075A (pt) |
| CA (1) | CA1151513A (pt) |
| CH (1) | CH649313A5 (pt) |
| DE (1) | DE3042067A1 (pt) |
| DK (1) | DK154229C (pt) |
| ES (1) | ES8202867A1 (pt) |
| FR (1) | FR2469460A1 (pt) |
| GB (1) | GB2066850B (pt) |
| IT (1) | IT1134136B (pt) |
| MX (1) | MX154795A (pt) |
| SE (1) | SE449008B (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4673433A (en) * | 1986-05-28 | 1987-06-16 | Uddeholm Tooling Aktiebolag | Low-alloy steel material, die blocks and other heavy forgings made thereof and a method to manufacture the material |
| DE102004023579B4 (de) * | 2004-05-13 | 2014-04-03 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Verfahren zur Wärmebehandlung eines Fügeteils aus hochfestem Stahl |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3692591A (en) * | 1970-08-31 | 1972-09-19 | United States Steel Corp | Method for effecting the rapid heat-treatment of steel plate |
| SE396769B (sv) * | 1972-03-07 | 1977-10-03 | Licencia Talalmanyokat | Snabbvermebehandling av stal |
| JPS4894618A (pt) * | 1972-03-15 | 1973-12-05 | ||
| US4040872A (en) * | 1976-04-16 | 1977-08-09 | Lasalle Steel Company | Process for strengthening of carbon steels |
-
1980
- 1980-10-20 AU AU63517/80A patent/AU537333B2/en not_active Ceased
- 1980-10-24 MX MX184473A patent/MX154795A/es unknown
- 1980-10-31 IT IT25723/80A patent/IT1134136B/it active
- 1980-10-31 BR BR8007075A patent/BR8007075A/pt unknown
- 1980-11-05 SE SE8007767A patent/SE449008B/sv not_active IP Right Cessation
- 1980-11-05 FR FR8023576A patent/FR2469460A1/fr active Granted
- 1980-11-06 CA CA000364167A patent/CA1151513A/en not_active Expired
- 1980-11-06 CH CH8253/80A patent/CH649313A5/it not_active IP Right Cessation
- 1980-11-07 DK DK473080A patent/DK154229C/da not_active IP Right Cessation
- 1980-11-07 BE BE0/202750A patent/BE886095A/fr not_active IP Right Cessation
- 1980-11-07 GB GB8035855A patent/GB2066850B/en not_active Expired
- 1980-11-07 DE DE19803042067 patent/DE3042067A1/de not_active Ceased
- 1980-11-07 ES ES496654A patent/ES8202867A1/es not_active Expired
- 1980-11-10 JP JP15805680A patent/JPS56139618A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB2066850A (en) | 1981-07-15 |
| IT1134136B (it) | 1986-07-24 |
| ES496654A0 (es) | 1982-02-16 |
| AU537333B2 (en) | 1984-06-21 |
| CA1151513A (en) | 1983-08-09 |
| DE3042067A1 (de) | 1981-05-21 |
| DK154229C (da) | 1989-03-20 |
| JPS56139618A (en) | 1981-10-31 |
| SE449008B (sv) | 1987-03-30 |
| FR2469460B1 (pt) | 1985-01-18 |
| SE8007767L (sv) | 1981-05-10 |
| GB2066850B (en) | 1983-09-21 |
| IT8025723A0 (it) | 1980-10-31 |
| FR2469460A1 (fr) | 1981-05-22 |
| DK154229B (da) | 1988-10-24 |
| ES8202867A1 (es) | 1982-02-16 |
| MX154795A (es) | 1987-12-15 |
| DK473080A (da) | 1981-05-10 |
| BE886095A (fr) | 1981-03-02 |
| AU6351780A (en) | 1981-05-14 |
| BR8007075A (pt) | 1981-05-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |