JPS6366367B2 - - Google Patents

Info

Publication number: JPS6366367B2
Authority: JP; Japan
Prior art keywords: less; steel; temperature; ferrite; cooling
Prior art date: 1983-02-17
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.): Expired

Application number

JP2374883A

Other languages

English (en)

Japanese (ja)

Other versions

JPS59150018A (ja

Inventor

Kazutoshi Kunishige

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

Sumitomo Metal Industries Ltd

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.)

1983-02-17

Filing date

1983-02-17

Publication date

1988-12-20

1983-02-17 Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd

1983-02-17 Priority to JP2374883A priority Critical patent/JPS59150018A/ja

1983-06-23 Priority to US06/507,009 priority patent/US4472208A/en

1983-06-24 Priority to GB08317181A priority patent/GB2122644B/en

1983-06-28 Priority to DE19833323255 priority patent/DE3323255A1/de

1983-06-28 Priority to FR8310696A priority patent/FR2529231B1/fr

1984-08-28 Publication of JPS59150018A publication Critical patent/JPS59150018A/ja

1988-12-20 Publication of JPS6366367B2 publication Critical patent/JPS6366367B2/ja

Status Granted legal-status Critical Current

Links

229910000831 Steel Inorganic materials 0.000 claims description 95
239000010959 steel Substances 0.000 claims description 95
238000001816 cooling Methods 0.000 claims description 45
229910000859 α-Fe Inorganic materials 0.000 claims description 44
238000005096 rolling process Methods 0.000 claims description 29
238000004804 winding Methods 0.000 claims description 26
238000005098 hot rolling Methods 0.000 claims description 15
230000009467 reduction Effects 0.000 claims description 10
238000004519 manufacturing process Methods 0.000 claims description 9
229910001566 austenite Inorganic materials 0.000 claims description 8
238000010583 slow cooling Methods 0.000 claims description 8
229910052757 nitrogen Inorganic materials 0.000 claims description 7
229910052698 phosphorus Inorganic materials 0.000 claims description 7
239000012535 impurity Substances 0.000 claims description 5
229910052710 silicon Inorganic materials 0.000 claims description 5
229910052717 sulfur Inorganic materials 0.000 claims description 5
229910052719 titanium Inorganic materials 0.000 claims description 5
229910052796 boron Inorganic materials 0.000 claims description 4
238000010791 quenching Methods 0.000 claims description 2
230000000171 quenching effect Effects 0.000 claims description 2
239000000463 material Substances 0.000 description 34
230000000694 effects Effects 0.000 description 25
238000005452 bending Methods 0.000 description 24
238000005728 strengthening Methods 0.000 description 15
238000001556 precipitation Methods 0.000 description 12
239000010936 titanium Substances 0.000 description 12
238000000034 method Methods 0.000 description 10
239000000203 mixture Substances 0.000 description 10
229910001563 bainite Inorganic materials 0.000 description 9
238000012360 testing method Methods 0.000 description 9
230000009466 transformation Effects 0.000 description 9
239000011575 calcium Substances 0.000 description 7
230000007797 corrosion Effects 0.000 description 7
238000005260 corrosion Methods 0.000 description 7
239000011572 manganese Substances 0.000 description 7
239000002244 precipitate Substances 0.000 description 6
239000000126 substance Substances 0.000 description 6
229910052799 carbon Inorganic materials 0.000 description 5
239000011651 chromium Substances 0.000 description 5
238000005336 cracking Methods 0.000 description 5
230000006866 deterioration Effects 0.000 description 5
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
230000007423 decrease Effects 0.000 description 4
239000000654 additive Substances 0.000 description 3
230000000996 additive effect Effects 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
229910052804 chromium Inorganic materials 0.000 description 3
238000002474 experimental method Methods 0.000 description 3
238000000879 optical micrograph Methods 0.000 description 3
238000004881 precipitation hardening Methods 0.000 description 3
238000010008 shearing Methods 0.000 description 3
238000004088 simulation Methods 0.000 description 3
239000006104 solid solution Substances 0.000 description 3
238000005482 strain hardening Methods 0.000 description 3
230000007704 transition Effects 0.000 description 3
ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
230000009471 action Effects 0.000 description 2
229910045601 alloy Inorganic materials 0.000 description 2
239000000956 alloy Substances 0.000 description 2
229910052791 calcium Inorganic materials 0.000 description 2
230000000052 comparative effect Effects 0.000 description 2
239000012141 concentrate Substances 0.000 description 2
230000006872 improvement Effects 0.000 description 2
229910052748 manganese Inorganic materials 0.000 description 2
229910001562 pearlite Inorganic materials 0.000 description 2
239000011574 phosphorus Substances 0.000 description 2
238000012545 processing Methods 0.000 description 2
239000010703 silicon Substances 0.000 description 2
239000002436 steel type Substances 0.000 description 2
239000011593 sulfur Substances 0.000 description 2
238000003466 welding Methods 0.000 description 2
229910018516 Al—O Inorganic materials 0.000 description 1
229910000655 Killed steel Inorganic materials 0.000 description 1
230000002411 adverse Effects 0.000 description 1
238000000137 annealing Methods 0.000 description 1
238000005266 casting Methods 0.000 description 1
229910001567 cementite Inorganic materials 0.000 description 1
230000001427 coherent effect Effects 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
230000002542 deteriorative effect Effects 0.000 description 1
230000001747 exhibiting effect Effects 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000011835 investigation Methods 0.000 description 1
KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
238000000746 purification Methods 0.000 description 1
238000011160 research Methods 0.000 description 1
230000004044 response Effects 0.000 description 1
239000007921 spray Substances 0.000 description 1
238000005496 tempering Methods 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
- 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
- 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)
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)

JP2374883A 1982-06-28 1983-02-17 良加工性Ｔｉ添加熱延高張力鋼板の製造方法 Granted JPS59150018A (ja)

Priority Applications (5)

Application Number	Priority Date	Filing Date	Title
JP2374883A JPS59150018A (ja)	1983-02-17	1983-02-17	良加工性Ｔｉ添加熱延高張力鋼板の製造方法
US06/507,009 US4472208A (en)	1982-06-28	1983-06-23	Hot-rolled high tensile titanium steel plates and production thereof
GB08317181A GB2122644B (en)	1982-06-28	1983-06-24	Hot-rolled high tensile titanium steel plates and production thereof
DE19833323255 DE3323255A1 (de)	1982-06-28	1983-06-28	Warmgewalztes, hochfestes titanstahlblech und verfahren zu seiner herstellung
FR8310696A FR2529231B1 (fr)	1982-06-28	1983-06-28	Toles laminees a chaud en acier au titane a forte resistance a la traction et leur procede de fabrication

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP2374883A JPS59150018A (ja)	1983-02-17	1983-02-17	良加工性Ｔｉ添加熱延高張力鋼板の製造方法

Publications (2)

Publication Number	Publication Date
JPS59150018A JPS59150018A (ja)	1984-08-28
JPS6366367B2 true JPS6366367B2 (zh)	1988-12-20

Family

ID=12118930

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP2374883A Granted JPS59150018A (ja)	1982-06-28	1983-02-17	良加工性Ｔｉ添加熱延高張力鋼板の製造方法

Country Status (1)

Country	Link
JP (1)	JPS59150018A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS61106715A (ja) *	1984-10-29	1986-05-24	Sumitomo Metal Ind Ltd	浸炭特性のすぐれた鋼板の製造法
JP2662485B2 (ja) *	1991-11-26	1997-10-15	新日本製鐵株式会社	低温靭性の良い鋼板およびその製造方法

1983
- 1983-02-17 JP JP2374883A patent/JPS59150018A/ja active Granted

Also Published As

Publication number	Publication date
JPS59150018A (ja)	1984-08-28

Publication	Publication Date	Title
US4521258A (en)	1985-06-04	Method of making wrought high tension steel having superior low temperature toughness
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JP2003321727A (ja)	2003-11-14	曲げ加工性に優れた低降伏比型高張力鋼板およびその製造方法
JP2010100896A (ja)	2010-05-06	機械的特性の安定性に優れた高強度冷延鋼板およびその製造方法
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JPH0413406B2 (zh)	1992-03-09
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JPS5952687B2 (ja)	1984-12-21	低温靭性のすぐれた調質型高張力鋼板の製造法
JP2002363685A (ja)	2002-12-18	低降伏比高強度冷延鋼板
JP2621744B2 (ja)	1997-06-18	超高張力冷延鋼板およびその製造方法
JPS63241120A (ja)	1988-10-06	高延性高強度複合組織鋼板の製造法
JPH0118967B2 (zh)	1989-04-10
JPH0225968B2 (zh)	1990-06-06
JPH08209239A (ja)	1996-08-13	−５０℃以下の脆性亀裂伝播停止特性を有する低温用厚鋼材の製造方法
JPS6366367B2 (zh)	1988-12-20
JPS6320414A (ja)	1988-01-28	高靭性高張力鋼板の製造法
KR100370584B1 (ko)	2003-03-17	저항복비를 가진 고강도 후강판의 제조방법
KR100435467B1 (ko)	2004-06-10	연속소둔에 의한 연성이 우수한 고강도 냉연강판의 제조방법
JPS6152317A (ja)	1986-03-15	低温靭性にすぐれた熱延鋼板の製造方法
JPS602364B2 (ja)	1985-01-21	低温靭性にすぐれた非調質高張力鋼板の製造法
JPS624450B2 (zh)	1987-01-30
JPS6119733A (ja)	1986-01-28	伸びフランジ性の優れた超７０キロ級高強度熱延鋼板の製造方法
JPS6338518A (ja)	1988-02-19	耐水素誘起割れ性に優れた鋼板の製造方法
JPH08225883A (ja)	1996-09-03	強度・靭性に優れた高張力鋼板の製造方法