JPWO2020230872A1 - - Google Patents

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Publication number
JPWO2020230872A1
JPWO2020230872A1 JP2021519494A JP2021519494A JPWO2020230872A1 JP WO2020230872 A1 JPWO2020230872 A1 JP WO2020230872A1 JP 2021519494 A JP2021519494 A JP 2021519494A JP 2021519494 A JP2021519494 A JP 2021519494A JP WO2020230872 A1 JPWO2020230872 A1 JP WO2020230872A1
Authority
JP
Japan
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
JP2021519494A
Other languages
Japanese (ja)
Other versions
JP7164032B2 (ja
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 filed Critical
Publication of JPWO2020230872A1 publication Critical patent/JPWO2020230872A1/ja
Application granted granted Critical
Publication of JP7164032B2 publication Critical patent/JP7164032B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0093—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for screws; for bolts
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/04—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbonitrides
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
JP2021519494A 2019-05-14 2020-05-14 ボルト、及びボルト用鋼材 Active JP7164032B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019091328 2019-05-14
JP2019091328 2019-05-14
PCT/JP2020/019354 WO2020230872A1 (ja) 2019-05-14 2020-05-14 ボルト、及びボルト用鋼材

Publications (2)

Publication Number Publication Date
JPWO2020230872A1 true JPWO2020230872A1 (enrdf_load_stackoverflow) 2020-11-19
JP7164032B2 JP7164032B2 (ja) 2022-11-01

Family

ID=73288842

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021519494A Active JP7164032B2 (ja) 2019-05-14 2020-05-14 ボルト、及びボルト用鋼材

Country Status (3)

Country Link
JP (1) JP7164032B2 (enrdf_load_stackoverflow)
KR (1) KR102599767B1 (enrdf_load_stackoverflow)
WO (1) WO2020230872A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7719371B2 (ja) * 2022-03-04 2025-08-06 日本製鉄株式会社 鋼材

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007031733A (ja) * 2005-07-22 2007-02-08 Nippon Steel Corp 耐遅れ破壊特性に優れた引張強さ１６００ＭＰａ級以上の鋼およびその成型品の製造方法
JP2007031736A (ja) * 2005-07-22 2007-02-08 Nippon Steel Corp 耐遅れ破壊特性に優れた高強度ボルトの製造方法
WO2011111872A1 (ja) * 2010-03-11 2011-09-15 新日本製鐵株式会社 耐遅れ破壊特性に優れた高強度鋼材と高強度ボルト、及び、その製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3400886B2 (ja) * 1995-03-16 2003-04-28 新日本製鐵株式会社 水素侵入阻止効果に優れた高張力ボルト用鋼
JP3857835B2 (ja) 1999-07-26 2006-12-13 新日本製鐵株式会社 高強度ボルト用鋼及び高強度ボルトの製造方法
JP4427010B2 (ja) 2004-07-05 2010-03-03 新日本製鐵株式会社 耐遅れ破壊特性に優れた高強度調質鋼およびその製造方法
JP4555749B2 (ja) 2004-10-08 2010-10-06 新日本製鐵株式会社 高強度ボルトの耐遅れ破壊特性向上方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007031733A (ja) * 2005-07-22 2007-02-08 Nippon Steel Corp 耐遅れ破壊特性に優れた引張強さ１６００ＭＰａ級以上の鋼およびその成型品の製造方法
JP2007031736A (ja) * 2005-07-22 2007-02-08 Nippon Steel Corp 耐遅れ破壊特性に優れた高強度ボルトの製造方法
WO2011111872A1 (ja) * 2010-03-11 2011-09-15 新日本製鐵株式会社 耐遅れ破壊特性に優れた高強度鋼材と高強度ボルト、及び、その製造方法

Also Published As

Publication number Publication date
JP7164032B2 (ja) 2022-11-01
KR20210148334A (ko) 2021-12-07
WO2020230872A1 (ja) 2020-11-19
KR102599767B1 (ko) 2023-11-08

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