JP7385160B2 - 鋼材 - Google Patents

鋼材 Download PDF

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Publication number
JP7385160B2
JP7385160B2 JP2022554054A JP2022554054A JP7385160B2 JP 7385160 B2 JP7385160 B2 JP 7385160B2 JP 2022554054 A JP2022554054 A JP 2022554054A JP 2022554054 A JP2022554054 A JP 2022554054A JP 7385160 B2 JP7385160 B2 JP 7385160B2
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JP
Japan
Prior art keywords
ferrite
steel material
less
cross
average grain
Prior art date
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.)
Active
Application number
JP2022554054A
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English (en)
Japanese (ja)
Other versions
JPWO2022071420A1 (enrdf_load_stackoverflow
Inventor
聡 志賀
豊 根石
雄介 河原木
誠 江頭
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
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of JPWO2022071420A1 publication Critical patent/JPWO2022071420A1/ja
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Publication of JP7385160B2 publication Critical patent/JP7385160B2/ja
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    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • 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
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C21D9/28—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for plain shafts
    • 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
    • C21D9/32—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for gear wheels, worm wheels, or the like

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Articles (AREA)
JP2022554054A 2020-09-30 2021-09-29 鋼材 Active JP7385160B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020164954 2020-09-30
JP2020164954 2020-09-30
PCT/JP2021/035935 WO2022071420A1 (ja) 2020-09-30 2021-09-29 鋼材

Publications (2)

Publication Number Publication Date
JPWO2022071420A1 JPWO2022071420A1 (enrdf_load_stackoverflow) 2022-04-07
JP7385160B2 true JP7385160B2 (ja) 2023-11-22

Family

ID=80950657

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022554054A Active JP7385160B2 (ja) 2020-09-30 2021-09-29 鋼材

Country Status (3)

Country Link
JP (1) JP7385160B2 (enrdf_load_stackoverflow)
CN (1) CN116234938B (enrdf_load_stackoverflow)
WO (1) WO2022071420A1 (enrdf_load_stackoverflow)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011055651A1 (ja) 2009-11-05 2011-05-12 住友金属工業株式会社 熱間圧延棒鋼または線材
WO2013031587A1 (ja) 2011-08-31 2013-03-07 新日鐵住金株式会社 熱間鍛造用圧延棒鋼又は線材
JP2013151719A (ja) 2012-01-25 2013-08-08 Nippon Steel & Sumitomo Metal Corp 熱間鍛造用圧延棒鋼または線材
WO2019182054A1 (ja) 2018-03-23 2019-09-26 日本製鉄株式会社 鋼材

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011225897A (ja) * 2010-04-15 2011-11-10 Sumitomo Metal Ind Ltd 冷間鍛造用熱間圧延棒鋼または線材
CN105492644B (zh) * 2013-08-26 2017-04-12 新日铁住金株式会社 转向齿条杆用轧制圆钢材以及转向齿条杆

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011055651A1 (ja) 2009-11-05 2011-05-12 住友金属工業株式会社 熱間圧延棒鋼または線材
WO2013031587A1 (ja) 2011-08-31 2013-03-07 新日鐵住金株式会社 熱間鍛造用圧延棒鋼又は線材
JP2013151719A (ja) 2012-01-25 2013-08-08 Nippon Steel & Sumitomo Metal Corp 熱間鍛造用圧延棒鋼または線材
WO2019182054A1 (ja) 2018-03-23 2019-09-26 日本製鉄株式会社 鋼材

Also Published As

Publication number Publication date
CN116234938B (zh) 2025-08-29
CN116234938A (zh) 2023-06-06
WO2022071420A1 (ja) 2022-04-07
JPWO2022071420A1 (enrdf_load_stackoverflow) 2022-04-07

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