JPS6479345A - High-strength hot rolled steel plate excellent in workability and its production - Google Patents

High-strength hot rolled steel plate excellent in workability and its production

Info

Publication number
JPS6479345A
JPS6479345A JP63044527A JP4452788A JPS6479345A JP S6479345 A JPS6479345 A JP S6479345A JP 63044527 A JP63044527 A JP 63044527A JP 4452788 A JP4452788 A JP 4452788A JP S6479345 A JPS6479345 A JP S6479345A
Authority
JP
Japan
Prior art keywords
temp
steel plate
steel
cooling
workability
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.)
Granted
Application number
JP63044527A
Other languages
English (en)
Other versions
JPH0567682B2 (ja
Inventor
Osamu Kono
Manabu Takahashi
Junichi Wakita
Kazuaki Ezaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP63044527A priority Critical patent/JPS6479345A/ja
Priority to EP88108798A priority patent/EP0295500B2/en
Priority to DE3851371T priority patent/DE3851371T3/de
Publication of JPS6479345A publication Critical patent/JPS6479345A/ja
Priority to US07/442,445 priority patent/US5017248A/en
Priority to US07/573,056 priority patent/US5030298A/en
Priority to JP10765291A priority patent/JPH04228517A/ja
Publication of JPH0567682B2 publication Critical patent/JPH0567682B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Heat Treatment Of Steel (AREA)
JP63044527A 1987-06-03 1988-02-29 High-strength hot rolled steel plate excellent in workability and its production Granted JPS6479345A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP63044527A JPS6479345A (en) 1987-06-03 1988-02-29 High-strength hot rolled steel plate excellent in workability and its production
EP88108798A EP0295500B2 (en) 1987-06-03 1988-06-01 Hot rolled steel sheet with a high strength and a distinguished formability
DE3851371T DE3851371T3 (de) 1987-06-03 1988-06-01 Warmgewalztes hochfestes Stahlblech mit ausgezeichneter Umformbarkeit.
US07/442,445 US5017248A (en) 1987-06-03 1989-11-27 Hot rolled steel sheet with high strength and distinguished formability
US07/573,056 US5030298A (en) 1987-06-03 1990-08-23 Process for producing a hot rolled steel sheet with high strength and distinguished formability
JP10765291A JPH04228517A (ja) 1988-02-29 1991-05-13 加工性に優れた熱延高強度鋼板の製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13806087 1987-06-03
JP63044527A JPS6479345A (en) 1987-06-03 1988-02-29 High-strength hot rolled steel plate excellent in workability and its production

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP10765191A Division JPH04228538A (ja) 1991-05-13 1991-05-13 加工性に優れた熱延高強度鋼板
JP10765291A Division JPH04228517A (ja) 1988-02-29 1991-05-13 加工性に優れた熱延高強度鋼板の製造方法

Publications (2)

Publication Number Publication Date
JPS6479345A true JPS6479345A (en) 1989-03-24
JPH0567682B2 JPH0567682B2 (ja) 1993-09-27

Family

ID=15213040

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63044527A Granted JPS6479345A (en) 1987-06-03 1988-02-29 High-strength hot rolled steel plate excellent in workability and its production

Country Status (1)

Country Link
JP (1) JPS6479345A (ja)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02305925A (ja) * 1989-05-20 1990-12-19 Kobe Steel Ltd 延性の優れた高強度熱延鋼板の製造方法
JPH03180445A (ja) * 1989-12-09 1991-08-06 Nippon Steel Corp 加工性とスポット溶接性に優れた熱延高強度鋼板とその製造方法
JPH05171345A (ja) * 1991-05-30 1993-07-09 Nippon Steel Corp 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
JPH11100640A (ja) * 1997-09-24 1999-04-13 Nippon Steel Corp 高い動的変形抵抗を有する高強度熱延鋼板とその製造方法
JPH11100639A (ja) * 1997-09-24 1999-04-13 Nippon Steel Corp 高い動的変形抵抗を有する良加工性高強度熱延鋼板とその製造方法
JPH11100636A (ja) * 1997-09-24 1999-04-13 Nippon Steel Corp 高い動的変形抵抗を有する良加工性高強度冷延鋼板とその製造方法
JPH11100635A (ja) * 1997-09-24 1999-04-13 Nippon Steel Corp 高い動的変形抵抗を有する高強度冷延鋼板とその製造方法
US6517955B1 (en) 1999-02-22 2003-02-11 Nippon Steel Corporation High strength galvanized steel plate excellent in adhesion of plated metal and formability in press working and high strength alloy galvanized steel plate and method for production thereof
US6562152B2 (en) 2000-06-29 2003-05-13 Nippon Steel Corporation High strength steel plate having improved workability and plating adhesion and process for producing the same
US7736449B2 (en) 2003-01-15 2010-06-15 Nippon Steel Corporation High-strength hot-dip galvanized steel sheet and method for producing the same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4692018B2 (ja) * 2004-03-22 2011-06-01 Ｊｆｅスチール株式会社 強度−延性バランスに優れた高張力熱延鋼板およびその製造方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55145121A (en) * 1979-04-28 1980-11-12 Nisshin Steel Co Ltd Manufacture of high strength hoop having composite structure
JPS59126719A (ja) * 1983-01-11 1984-07-21 Nippon Steel Corp 加工性に優れた高張力熱延鋼板の製造方法
JPS6043430A (ja) * 1983-08-15 1985-03-08 Nippon Kokan Kk <Nkk> 高強度高加工性複合組織鋼板の製造方法
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
JPS60181231A (ja) * 1984-02-29 1985-09-14 Nippon Steel Corp 伸びフランジ性に優れた高張力熱延鋼板の製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55145121A (en) * 1979-04-28 1980-11-12 Nisshin Steel Co Ltd Manufacture of high strength hoop having composite structure
JPS59126719A (ja) * 1983-01-11 1984-07-21 Nippon Steel Corp 加工性に優れた高張力熱延鋼板の製造方法
JPS6043430A (ja) * 1983-08-15 1985-03-08 Nippon Kokan Kk <Nkk> 高強度高加工性複合組織鋼板の製造方法
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
JPS60181231A (ja) * 1984-02-29 1985-09-14 Nippon Steel Corp 伸びフランジ性に優れた高張力熱延鋼板の製造方法

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02305925A (ja) * 1989-05-20 1990-12-19 Kobe Steel Ltd 延性の優れた高強度熱延鋼板の製造方法
JPH03180445A (ja) * 1989-12-09 1991-08-06 Nippon Steel Corp 加工性とスポット溶接性に優れた熱延高強度鋼板とその製造方法
JPH05171345A (ja) * 1991-05-30 1993-07-09 Nippon Steel Corp 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
JPH11100640A (ja) * 1997-09-24 1999-04-13 Nippon Steel Corp 高い動的変形抵抗を有する高強度熱延鋼板とその製造方法
JPH11100639A (ja) * 1997-09-24 1999-04-13 Nippon Steel Corp 高い動的変形抵抗を有する良加工性高強度熱延鋼板とその製造方法
JPH11100636A (ja) * 1997-09-24 1999-04-13 Nippon Steel Corp 高い動的変形抵抗を有する良加工性高強度冷延鋼板とその製造方法
JPH11100635A (ja) * 1997-09-24 1999-04-13 Nippon Steel Corp 高い動的変形抵抗を有する高強度冷延鋼板とその製造方法
US6517955B1 (en) 1999-02-22 2003-02-11 Nippon Steel Corporation High strength galvanized steel plate excellent in adhesion of plated metal and formability in press working and high strength alloy galvanized steel plate and method for production thereof
US6562152B2 (en) 2000-06-29 2003-05-13 Nippon Steel Corporation High strength steel plate having improved workability and plating adhesion and process for producing the same
US7736449B2 (en) 2003-01-15 2010-06-15 Nippon Steel Corporation High-strength hot-dip galvanized steel sheet and method for producing the same

Also Published As

Publication number Publication date
JPH0567682B2 (ja) 1993-09-27

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