SG11202108242RA - H-beam having protrusions, and manufacturing method for same - Google Patents

H-beam having protrusions, and manufacturing method for same

Info

Publication number
SG11202108242RA
SG11202108242RA SG11202108242RA SG11202108242RA SG11202108242RA SG 11202108242R A SG11202108242R A SG 11202108242RA SG 11202108242R A SG11202108242R A SG 11202108242RA SG 11202108242R A SG11202108242R A SG 11202108242RA SG 11202108242R A SG11202108242R A SG 11202108242RA
Authority
SG
Singapore
Prior art keywords
protrusions
manufacturing
same
Prior art date
Application number
SG11202108242RA
Inventor
Keisuke Ando
Tatsumi Kimura
Satoshi Igi
Original Assignee
Jfe 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 Jfe Steel Corp filed Critical Jfe Steel Corp
Publication of SG11202108242RA publication Critical patent/SG11202108242RA/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B1/00Metal-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
    • B21B1/08Metal-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 structural sections, i.e. work of special cross-section, e.g. angle steel
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/12Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

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)
SG11202108242RA 2019-01-31 2020-01-29 H-beam having protrusions, and manufacturing method for same SG11202108242RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019016140 2019-01-31
PCT/JP2020/003256 WO2020158822A1 (en) 2019-01-31 2020-01-29 H-shaped steel having protrusions, and manufacturing method for same

Publications (1)

Publication Number Publication Date
SG11202108242RA true SG11202108242RA (en) 2021-08-30

Family

ID=71840204

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202108242RA SG11202108242RA (en) 2019-01-31 2020-01-29 H-beam having protrusions, and manufacturing method for same

Country Status (5)

Country Link
JP (1) JP6819831B2 (en)
KR (1) KR102588284B1 (en)
CN (1) CN113396237B (en)
SG (1) SG11202108242RA (en)
WO (1) WO2020158822A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112159929A (en) * 2020-09-28 2021-01-01 马鞍山钢铁股份有限公司 Hot-rolled H-shaped steel for ultra-large bearing capacity buckling restrained brace and production method thereof
JP2022074057A (en) * 2020-10-29 2022-05-17 Jfeスチール株式会社 Projecting h-beam and method for producing the same
CN114369765B (en) * 2022-01-17 2023-04-14 马鞍山钢铁股份有限公司 Hot-rolled H-shaped steel with yield strength of 550MPa and production method thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3433614B2 (en) * 1995-08-29 2003-08-04 Jfeスチール株式会社 Extra-thick H-section steel excellent in strength, toughness, weldability and earthquake resistance and method for producing the same
JPH11323477A (en) * 1998-05-08 1999-11-26 Kawasaki Steel Corp Extremely thick wide flange shape having high strength and high toughness
JP4045977B2 (en) * 2003-02-24 2008-02-13 Jfeスチール株式会社 H-shaped steel with projections excellent in hot workability and toughness and method for producing the same
JP2006075883A (en) 2004-09-10 2006-03-23 Jfe Steel Kk Method for manufacturing h-section steel with projection
TW200845197A (en) * 2007-03-28 2008-11-16 Matsushita Electric Ind Co Ltd Plasma etching apparatus
JP5439887B2 (en) * 2008-03-31 2014-03-12 Jfeスチール株式会社 High-strength steel and manufacturing method thereof
CN107406937B (en) * 2015-03-06 2019-10-25 杰富意钢铁株式会社 High-strength steel sheet and its manufacturing method

Also Published As

Publication number Publication date
WO2020158822A1 (en) 2020-08-06
CN113396237B (en) 2023-03-07
JPWO2020158822A1 (en) 2021-02-18
CN113396237A (en) 2021-09-14
KR20210118926A (en) 2021-10-01
KR102588284B1 (en) 2023-10-11
JP6819831B2 (en) 2021-01-27

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