TW201031475A - Billet hot rolling process reducing generation of etch pits - Google Patents

Billet hot rolling process reducing generation of etch pits Download PDF

Info

Publication number: TW201031475A
Authority: TW; Taiwan
Prior art keywords: steel strip; steel; coiling; hot rolling; rolling process
Prior art date: 2009-02-16

Application number

TW98104818A

Other languages

English (en)

Chinese (zh)

Other versions

TWI344399B (de

Inventor

Ming-Feng Li

qi-min Liao

Original Assignee

China 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.)

2009-02-16

Filing date

2009-02-16

Publication date

2010-09-01

2009-02-16 Application filed by China Steel Corp filed Critical China Steel Corp

2009-02-16 Priority to TW98104818A priority Critical patent/TW201031475A/zh

2010-02-12 Priority to DE201010001896 priority patent/DE102010001896A1/de

2010-09-01 Publication of TW201031475A publication Critical patent/TW201031475A/zh

2011-07-01 Application granted granted Critical

2011-07-01 Publication of TWI344399B publication Critical patent/TWI344399B/zh

Links

238000005098 hot rolling Methods 0.000 title claims abstract description 20
229910000831 Steel Inorganic materials 0.000 claims abstract description 120
239000010959 steel Substances 0.000 claims abstract description 119
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
239000007921 spray Substances 0.000 claims abstract description 20
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 11
238000005507 spraying Methods 0.000 claims abstract description 10
238000000034 method Methods 0.000 claims abstract description 7
238000005096 rolling process Methods 0.000 claims description 21
238000001816 cooling Methods 0.000 claims description 16
210000001161 mammalian embryo Anatomy 0.000 claims description 9
238000010438 heat treatment Methods 0.000 claims description 8
230000001360 synchronised effect Effects 0.000 claims description 3
239000008267 milk Substances 0.000 claims description 2
210000004080 milk Anatomy 0.000 claims description 2
235000013336 milk Nutrition 0.000 claims description 2
238000002844 melting Methods 0.000 claims 1
230000008018 melting Effects 0.000 claims 1
239000000498 cooling water Substances 0.000 abstract description 16
239000000460 chlorine Substances 0.000 abstract description 8
229910052801 chlorine Inorganic materials 0.000 abstract description 8
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 4
230000003628 erosive effect Effects 0.000 abstract description 4
238000010790 dilution Methods 0.000 abstract 2
239000012895 dilution Substances 0.000 abstract 2
238000004519 manufacturing process Methods 0.000 abstract 1
239000000243 solution Substances 0.000 abstract 1
150000002500 ions Chemical class 0.000 description 11
230000000694 effects Effects 0.000 description 6
230000007547 defect Effects 0.000 description 4
238000009826 distribution Methods 0.000 description 4
238000005554 pickling Methods 0.000 description 4
229910000885 Dual-phase steel Inorganic materials 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
238000012545 processing Methods 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
230000000052 comparative effect Effects 0.000 description 2
238000010586 diagram Methods 0.000 description 2
230000002349 favourable effect Effects 0.000 description 2
230000000717 retained effect Effects 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
229910052787 antimony Inorganic materials 0.000 description 1
WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
238000005422 blasting Methods 0.000 description 1
239000011575 calcium Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
-1 chlorine ions Chemical class 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
238000013461 design Methods 0.000 description 1
238000001514 detection method Methods 0.000 description 1
238000007865 diluting Methods 0.000 description 1
230000005611 electricity Effects 0.000 description 1
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
229910052737 gold Inorganic materials 0.000 description 1
239000010931 gold Substances 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000007788 liquid Substances 0.000 description 1
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
239000000203 mixture Substances 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
235000008373 pickled product Nutrition 0.000 description 1
239000011591 potassium Substances 0.000 description 1
229910052700 potassium Inorganic materials 0.000 description 1
239000000523 sample Substances 0.000 description 1
230000001568 sexual effect Effects 0.000 description 1
238000003860 storage Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
238000010408 sweeping Methods 0.000 description 1
238000012360 testing method Methods 0.000 description 1
229910000859 α-Fe Inorganic materials 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0218—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for strips, sheets, or plates
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B2001/225—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length by hot-rolling
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B2015/0057—Coiling the rolled product

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Heat Treatment Of Sheet Steel (AREA)
Metal Rolling (AREA)

TW98104818A 2009-02-16 2009-02-16 Billet hot rolling process reducing generation of etch pits TW201031475A (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
TW98104818A TW201031475A (en)	2009-02-16	2009-02-16	Billet hot rolling process reducing generation of etch pits
DE201010001896 DE102010001896A1 (de)	2009-02-16	2010-02-12	Warmwalzverfahren für einen Stahl

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
TW98104818A TW201031475A (en)	2009-02-16	2009-02-16	Billet hot rolling process reducing generation of etch pits

Publications (2)

Publication Number	Publication Date
TW201031475A true TW201031475A (en)	2010-09-01
TWI344399B TWI344399B (de)	2011-07-01

Family

ID=42371866

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
TW98104818A TW201031475A (en)	2009-02-16	2009-02-16	Billet hot rolling process reducing generation of etch pits

Country Status (2)

Country	Link
DE (1)	DE102010001896A1 (de)
TW (1)	TW201031475A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN104484491B (zh) *	2014-10-21	2017-05-10	北京科技大学	一种基于高次多项式的热轧梯形坯形状识别方法

2009
- 2009-02-16 TW TW98104818A patent/TW201031475A/zh not_active IP Right Cessation
2010
- 2010-02-12 DE DE201010001896 patent/DE102010001896A1/de not_active Withdrawn

Also Published As

Publication number	Publication date
DE102010001896A1 (de)	2010-09-02
TWI344399B (de)	2011-07-01

Legal Events

Date	Code	Title	Description
2015-04-01	MM4A	Annulment or lapse of patent due to non-payment of fees

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