KR970005202B1 - High yield hot rolled high strength steel sheet excellent in formability or in both of formability and spot weldability, and production thereof - Google Patents
High yield hot rolled high strength steel sheet excellent in formability or in both of formability and spot weldability, and production thereofInfo
- Publication number
- KR970005202B1 KR970005202B1 KR93702774A KR937002774A KR970005202B1 KR 970005202 B1 KR970005202 B1 KR 970005202B1 KR 93702774 A KR93702774 A KR 93702774A KR 937002774 A KR937002774 A KR 937002774A KR 970005202 B1 KR970005202 B1 KR 970005202B1
- Authority
- KR
- South Korea
- Prior art keywords
- formability
- production
- steel sheet
- hot rolled
- strength steel
- Prior art date
Links
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
- 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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
- C21D8/0426—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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C21D2211/001—Austenite
-
- 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
- C21D2211/005—Ferrite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980708175A KR100228229B1 (en) | 1991-05-30 | 1998-10-01 | High-yield-ratio hot rolled high-strength steel sheet excellent in formability or in both of formability and spot weldability |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15379591 | 1991-05-30 | ||
JP4121085A JP2952624B2 (ja) | 1991-05-30 | 1992-04-16 | 成形性とスポット溶接性に優れた高降伏比型熱延高強度鋼板とその製造方法および成形性に優れた高降伏比型熱延高強度鋼板とその製造方法 |
PCT/JP1992/000698 WO1992021784A1 (en) | 1991-05-30 | 1992-05-28 | High-yield-ratio hot-rolled high-strength steel sheet excellent in formability or in both of formability and spot weldability, and production thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
KR970005202B1 true KR970005202B1 (en) | 1997-04-14 |
Family
ID=26458537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR93702774A KR970005202B1 (en) | 1991-05-30 | 1993-09-16 | High yield hot rolled high strength steel sheet excellent in formability or in both of formability and spot weldability, and production thereof |
Country Status (6)
Country | Link |
---|---|
US (1) | US5505796A (ko) |
EP (2) | EP0881308B1 (ko) |
JP (1) | JP2952624B2 (ko) |
KR (1) | KR970005202B1 (ko) |
DE (2) | DE69232036T2 (ko) |
WO (1) | WO1992021784A1 (ko) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0750049A1 (de) * | 1995-06-16 | 1996-12-27 | Thyssen Stahl Aktiengesellschaft | Ferritischer Stahl und Verfahren zu seiner Herstellung und Verwendung |
EP0748874A1 (de) * | 1995-06-16 | 1996-12-18 | Thyssen Stahl Aktiengesellschaft | Mehrphasiger Stahl, Erzeugung von Walzprodukten und Verwendung des Stahls |
FR2748033B1 (fr) * | 1996-04-26 | 1998-05-22 | Lorraine Laminage | Procede de realisation d'une bande de tole d'acier laminee a chaud a tres haute resistance utilisable pour la mise en forme et notamment pour l'emboutissage |
CA2273334C (en) * | 1996-11-28 | 2006-03-28 | Nippon Steel Corporation | High strength steels having high impact energy absorption properties and a method for producing the same |
US6319338B1 (en) * | 1996-11-28 | 2001-11-20 | Nippon Steel Corporation | High-strength steel plate having high dynamic deformation resistance and method of manufacturing the same |
US6544354B1 (en) * | 1997-01-29 | 2003-04-08 | Nippon Steel Corporation | High-strength steel sheet highly resistant to dynamic deformation and excellent in workability and process for the production thereof |
BE1011149A3 (fr) * | 1997-05-12 | 1999-05-04 | Cockerill Rech & Dev | Acier ductile a haute limite elastique et procede de fabrication de cet acier. |
CA2271639C (en) * | 1997-09-11 | 2006-11-14 | Kawasaki Steel Corporation | Hot rolled steel sheet having ultra fine grains with improved formability, and production of hot rolled or cold rolled steel sheet |
JP3172505B2 (ja) | 1998-03-12 | 2001-06-04 | 株式会社神戸製鋼所 | 成形性に優れた高強度熱延鋼板 |
JP3039862B1 (ja) * | 1998-11-10 | 2000-05-08 | 川崎製鉄株式会社 | 超微細粒を有する加工用熱延鋼板 |
FR2801061B1 (fr) * | 1999-11-12 | 2001-12-14 | Lorraine Laminage | Procede de realisation d'une bande de tole laminere a chaud a tres haute resistance, utilisable pour la mise en forme et notamment pour l'emboutissage |
US6589369B2 (en) * | 2000-04-21 | 2003-07-08 | Nippon Steel Corporation | High fatigue strength steel sheet excellent in burring workability and method for producing the same |
US6673171B2 (en) | 2000-09-01 | 2004-01-06 | United States Steel Corporation | Medium carbon steel sheet and strip having enhanced uniform elongation and method for production thereof |
JP3927384B2 (ja) * | 2001-02-23 | 2007-06-06 | 新日本製鐵株式会社 | 切り欠き疲労強度に優れる自動車用薄鋼板およびその製造方法 |
JP2003251493A (ja) * | 2002-03-01 | 2003-09-09 | National Institute For Materials Science | 溶接継手強度を向上させる溶接材料 |
JP4062118B2 (ja) * | 2002-03-22 | 2008-03-19 | Jfeスチール株式会社 | 伸び特性および伸びフランジ特性に優れた高張力熱延鋼板とその製造方法 |
JP3828466B2 (ja) * | 2002-07-29 | 2006-10-04 | 株式会社神戸製鋼所 | 曲げ特性に優れた鋼板 |
JP3764411B2 (ja) | 2002-08-20 | 2006-04-05 | 株式会社神戸製鋼所 | 焼付硬化性に優れた複合組織鋼板 |
AU2003296089A1 (en) | 2002-12-26 | 2004-07-22 | Nippon Steel Corporation | High strength thin steel sheet excellent in hole expansibility, ductility and chemical treatment characteristics, and method for production thereof |
US7314532B2 (en) * | 2003-03-26 | 2008-01-01 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | High-strength forged parts having high reduction of area and method for producing same |
DE102004025717B9 (de) * | 2004-05-26 | 2011-05-26 | Voestalpine Stahl Gmbh | Höherfester Multiphasenstahl mit verbesserten Eigenschaften |
CA2700655C (en) * | 2007-10-30 | 2013-02-26 | Sumitomo Metal Industries, Ltd. | Steel pipe with excellent expandability and method for producing the same |
US8258432B2 (en) * | 2009-03-04 | 2012-09-04 | Lincoln Global, Inc. | Welding trip steels |
KR101917448B1 (ko) * | 2016-12-20 | 2018-11-09 | 주식회사 포스코 | 용접성 및 연성이 우수한 고강도 열연강판 및 이의 제조방법 |
CN114086073A (zh) * | 2021-11-19 | 2022-02-25 | 安徽工业大学 | 一种热轧高强结构钢的生产方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5811734A (ja) * | 1981-07-15 | 1983-01-22 | Nippon Steel Corp | 加工性、溶接性の優れた高強度熱延鋼板の製造法 |
JPS6043425A (ja) * | 1983-08-15 | 1985-03-08 | Nippon Kokan Kk <Nkk> | 熱延高強度高加工性複合組織鋼板の製造方法 |
JPS6052528A (ja) * | 1983-09-02 | 1985-03-25 | Kawasaki Steel Corp | 延性およびスポツト溶接性の良好な高強度薄鋼板の製造方法 |
JPS60165320A (ja) * | 1984-02-06 | 1985-08-28 | Nippon Steel Corp | 良加工性高張力熱延薄鋼板の製造方法 |
JPS60184664A (ja) * | 1984-02-29 | 1985-09-20 | Nippon Steel Corp | 安定な残留オ−ステナイトを含む高延性高張力鋼 |
JPS62202048A (ja) * | 1985-11-26 | 1987-09-05 | Kobe Steel Ltd | 高強度熱間圧延鋼板及びその製造法 |
JPS62164828A (ja) * | 1986-01-13 | 1987-07-21 | Kobe Steel Ltd | 点溶接性の優れた高延性高強度複合組織鋼板の製造法 |
JPS63241120A (ja) * | 1987-02-06 | 1988-10-06 | Kobe Steel Ltd | 高延性高強度複合組織鋼板の製造法 |
JPS6479345A (en) * | 1987-06-03 | 1989-03-24 | Nippon Steel Corp | High-strength hot rolled steel plate excellent in workability and its production |
EP0295500B2 (en) * | 1987-06-03 | 2003-09-10 | Nippon Steel Corporation | Hot rolled steel sheet with a high strength and a distinguished formability |
JPH01119618A (ja) * | 1987-11-04 | 1989-05-11 | Nippon Steel Corp | 良好なプレス加工性を有する高強度鋼板の製造方法 |
JPH01168819A (ja) * | 1987-12-25 | 1989-07-04 | Nisshin Steel Co Ltd | 高延性高強度複合組織鋼板の製造方法 |
JPH0735536B2 (ja) * | 1988-01-14 | 1995-04-19 | 株式会社神戸製鋼所 | 高延性高強度複合組織鋼板の製造法 |
-
1992
- 1992-04-16 JP JP4121085A patent/JP2952624B2/ja not_active Expired - Lifetime
- 1992-05-28 US US08/107,833 patent/US5505796A/en not_active Expired - Lifetime
- 1992-05-28 DE DE69232036T patent/DE69232036T2/de not_active Expired - Lifetime
- 1992-05-28 EP EP98113422A patent/EP0881308B1/en not_active Expired - Lifetime
- 1992-05-28 EP EP92917390A patent/EP0586704B1/en not_active Expired - Lifetime
- 1992-05-28 WO PCT/JP1992/000698 patent/WO1992021784A1/ja active IP Right Grant
- 1992-05-28 DE DE69228604T patent/DE69228604T2/de not_active Expired - Lifetime
-
1993
- 1993-09-16 KR KR93702774A patent/KR970005202B1/ko active
Also Published As
Publication number | Publication date |
---|---|
JP2952624B2 (ja) | 1999-09-27 |
EP0586704B1 (en) | 1999-03-10 |
WO1992021784A1 (en) | 1992-12-10 |
DE69232036D1 (de) | 2001-10-04 |
EP0881308B1 (en) | 2001-08-29 |
DE69228604T2 (de) | 1999-11-04 |
EP0586704A4 (en) | 1995-10-18 |
EP0881308A1 (en) | 1998-12-02 |
DE69232036T2 (de) | 2002-05-02 |
US5505796A (en) | 1996-04-09 |
DE69228604D1 (de) | 1999-04-15 |
JPH05171345A (ja) | 1993-07-09 |
EP0586704A1 (en) | 1994-03-16 |
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