BRPI0917243A2 - method for reducing thin plate edge sawing defects - Google Patents

method for reducing thin plate edge sawing defects

Info

Publication number
BRPI0917243A2
BRPI0917243A2 BRPI0917243A BRPI0917243A BRPI0917243A2 BR PI0917243 A2 BRPI0917243 A2 BR PI0917243A2 BR PI0917243 A BRPI0917243 A BR PI0917243A BR PI0917243 A BRPI0917243 A BR PI0917243A BR PI0917243 A2 BRPI0917243 A2 BR PI0917243A2
Authority
BR
Brazil
Prior art keywords
thin plate
plate edge
reducing thin
edge sawing
defects
Prior art date
Application number
BRPI0917243A
Other languages
Portuguese (pt)
Inventor
Hongkil Moon
Jinsoo Jang
Sukhyun Yoo
Original Assignee
Hyundai Steel Co
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 Hyundai Steel Co filed Critical Hyundai Steel Co
Publication of BRPI0917243A2 publication Critical patent/BRPI0917243A2/en

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
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/02—Hardening by precipitation
    • 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
    • C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
    • C21D8/0215—Rapid solidification; Thin strip casting
    • 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • 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
    • B21B1/40—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 foils which present special problems, e.g. because of thinness
    • 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
    • C21D2211/004—Dispersions; Precipitations

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 Steel (AREA)
BRPI0917243A 2009-03-26 2009-12-30 method for reducing thin plate edge sawing defects BRPI0917243A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020090026030A KR101129757B1 (en) 2009-03-26 2009-03-26 Method for preventing edge part saw type crack of thin slab
PCT/KR2009/007993 WO2010110529A1 (en) 2009-03-26 2009-12-30 Method for reducing edge serration defects in thin slabs

Publications (1)

Publication Number Publication Date
BRPI0917243A2 true BRPI0917243A2 (en) 2015-11-10

Family

ID=42781205

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0917243A BRPI0917243A2 (en) 2009-03-26 2009-12-30 method for reducing thin plate edge sawing defects

Country Status (6)

Country Link
US (1) US20110132503A1 (en)
JP (1) JP5392634B2 (en)
KR (1) KR101129757B1 (en)
CN (1) CN102137942A (en)
BR (1) BRPI0917243A2 (en)
WO (1) WO2010110529A1 (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976514A (en) * 1975-02-10 1976-08-24 Nippon Steel Corporation Method for producing a high toughness and high tensil steel
US4938266A (en) * 1987-12-11 1990-07-03 Nippon Steel Corporation Method of producing steel having a low yield ratio
JPH111747A (en) * 1997-06-06 1999-01-06 Kawasaki Steel Corp High tensile strength hot rolled steel plate having superfine grain and excellent in ductility, toughness, fatigue resistance, and balance between strength and elongation, and its production
KR100363188B1 (en) * 1998-08-28 2003-01-24 주식회사 포스코 A METHOD OF MANUFACTURING ULTRA HIGH STRENGTH STEEL WITH TENSILE STRENGTH 150kgf/㎟ GRADE
JP3548461B2 (en) 1999-06-02 2004-07-28 新日本製鐵株式会社 Structural steel excellent in corrosion resistance and corrosion fatigue resistance and method for producing the same
JP3514182B2 (en) * 1999-08-31 2004-03-31 住友金属工業株式会社 Low Cr ferritic heat resistant steel excellent in high temperature strength and toughness and method for producing the same
JP3958921B2 (en) * 2000-08-04 2007-08-15 新日本製鐵株式会社 Cold-rolled steel sheet excellent in paint bake-hardening performance and room temperature aging resistance and method for producing the same
KR100554753B1 (en) * 2001-12-27 2006-02-24 주식회사 포스코 High strength cold rolled steel sheet with superior formability and weldability and method for manufacturing thereof
KR101055818B1 (en) * 2003-12-23 2011-08-11 주식회사 포스코 Manufacturing method of high strength steel sheet for deep processing by mini mill process

Also Published As

Publication number Publication date
JP5392634B2 (en) 2014-01-22
KR20100107770A (en) 2010-10-06
US20110132503A1 (en) 2011-06-09
JP2012500895A (en) 2012-01-12
WO2010110529A1 (en) 2010-09-30
KR101129757B1 (en) 2012-03-23
CN102137942A (en) 2011-07-27

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]