DZ2971A1 - A process for preparing a steel sheet, a steel sheet with a brittle ductile transition temperature below -62 ° C, and a process for obtaining this temperature. - Google Patents
A process for preparing a steel sheet, a steel sheet with a brittle ductile transition temperature below -62 ° C, and a process for obtaining this temperature.Info
- Publication number
- DZ2971A1 DZ2971A1 DZ990271A DZ990271A DZ2971A1 DZ 2971 A1 DZ2971 A1 DZ 2971A1 DZ 990271 A DZ990271 A DZ 990271A DZ 990271 A DZ990271 A DZ 990271A DZ 2971 A1 DZ2971 A1 DZ 2971A1
- Authority
- DZ
- Algeria
- Prior art keywords
- steel sheet
- preparing
- obtaining
- transition temperature
- ductile transition
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- 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
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21577498A | 1998-12-19 | 1998-12-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
DZ2971A1 true DZ2971A1 (en) | 2004-03-15 |
Family
ID=22804333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DZ990271A DZ2971A1 (en) | 1998-12-19 | 1999-12-15 | A process for preparing a steel sheet, a steel sheet with a brittle ductile transition temperature below -62 ° C, and a process for obtaining this temperature. |
Country Status (6)
Country | Link |
---|---|
AU (1) | AU3997000A (en) |
CO (1) | CO5111038A1 (en) |
DZ (1) | DZ2971A1 (en) |
PE (1) | PE20001524A1 (en) |
TN (1) | TNSN99233A1 (en) |
WO (1) | WO2000039352A2 (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6254698B1 (en) * | 1997-12-19 | 2001-07-03 | Exxonmobile Upstream Research Company | Ultra-high strength ausaged steels with excellent cryogenic temperature toughness and method of making thereof |
US7745122B2 (en) | 2005-07-15 | 2010-06-29 | Applied Biosystems, Llc | Analyzing messenger RNA and micro RNA in the same reaction mixture |
US20070059713A1 (en) | 2005-09-09 | 2007-03-15 | Lee Jun E | SSB-DNA polymerase fusion proteins |
KR101018131B1 (en) | 2007-11-22 | 2011-02-25 | 주식회사 포스코 | High strength and low yield ratio steel for structure having excellent low temperature toughness |
JP5365217B2 (en) * | 2008-01-31 | 2013-12-11 | Jfeスチール株式会社 | High strength steel plate and manufacturing method thereof |
JP5208178B2 (en) * | 2010-09-30 | 2013-06-12 | 株式会社神戸製鋼所 | High-strength steel sheet with a tensile strength of 980 MPa or more and excellent low-temperature toughness of multilayer prime joints |
CN103014554B (en) | 2011-09-26 | 2014-12-03 | 宝山钢铁股份有限公司 | Low-yield-ratio high-tenacity steel plate and manufacture method thereof |
CN103014539B (en) | 2011-09-26 | 2015-10-28 | 宝山钢铁股份有限公司 | A kind of yield strength 700MPa grade high-strength high-tenacity steel plate and manufacture method thereof |
KR20140129081A (en) * | 2012-02-15 | 2014-11-06 | Jfe 죠코 가부시키가이샤 | Steel for nitrocarburizing and nitrocarburized component using the steel as material |
EP3736344A1 (en) | 2014-03-13 | 2020-11-11 | Sequenom, Inc. | Methods and processes for non-invasive assessment of genetic variations |
KR101988765B1 (en) | 2017-12-21 | 2019-06-12 | 주식회사 포스코 | Hot rolled steel sheet with excellent durability and method for manufacturing thereof |
RU2686758C1 (en) * | 2018-04-02 | 2019-04-30 | Публичное акционерное общество "Северсталь" (ПАО "Северсталь") | Structural cryogenic steel and method of its production |
CN113151664B (en) * | 2021-03-31 | 2023-02-28 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Mixed heating method for industrial high-purity nickel plate blank and stainless steel |
KR20240134964A (en) | 2022-04-20 | 2024-09-10 | 제이에프이 스틸 가부시키가이샤 | Steel sheet and its manufacturing method |
WO2023203702A1 (en) * | 2022-04-20 | 2023-10-26 | Jfeスチール株式会社 | Steel sheet and method for manufacturing same |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5454883A (en) * | 1993-02-02 | 1995-10-03 | Nippon Steel Corporation | High toughness low yield ratio, high fatigue strength steel plate and process of producing same |
US5545270A (en) * | 1994-12-06 | 1996-08-13 | Exxon Research And Engineering Company | Method of producing high strength dual phase steel plate with superior toughness and weldability |
US5900075A (en) * | 1994-12-06 | 1999-05-04 | Exxon Research And Engineering Co. | Ultra high strength, secondary hardening steels with superior toughness and weldability |
US5545269A (en) * | 1994-12-06 | 1996-08-13 | Exxon Research And Engineering Company | Method for producing ultra high strength, secondary hardening steels with superior toughness and weldability |
CN1146784A (en) * | 1995-01-26 | 1997-04-02 | 新日本制铁株式会社 | Weldable high-tensile steel excellent in low-temp. toughness |
CN1148416A (en) * | 1995-02-03 | 1997-04-23 | 新日本制铁株式会社 | High strength line-pipe steel having low-yield ratio and excullent low-temp toughness |
-
1999
- 1999-12-07 TN TNTNSN99233A patent/TNSN99233A1/en unknown
- 1999-12-15 DZ DZ990271A patent/DZ2971A1/en active
- 1999-12-16 PE PE1999001267A patent/PE20001524A1/en not_active Application Discontinuation
- 1999-12-16 WO PCT/US1999/029802 patent/WO2000039352A2/en active Application Filing
- 1999-12-16 AU AU39970/00A patent/AU3997000A/en not_active Abandoned
- 1999-12-17 CO CO99079003A patent/CO5111038A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PE20001524A1 (en) | 2001-01-22 |
TNSN99233A1 (en) | 2001-12-31 |
CO5111038A1 (en) | 2001-12-26 |
WO2000039352A3 (en) | 2000-09-21 |
WO2000039352A2 (en) | 2000-07-06 |
AU3997000A (en) | 2000-07-31 |
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