US20180251876A1 - Mechanical structure steel for cold-working and manufacturing method therefor - Google Patents

Mechanical structure steel for cold-working and manufacturing method therefor Download PDF

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Publication number
US20180251876A1
US20180251876A1 US15/754,364 US201615754364A US2018251876A1 US 20180251876 A1 US20180251876 A1 US 20180251876A1 US 201615754364 A US201615754364 A US 201615754364A US 2018251876 A1 US2018251876 A1 US 2018251876A1
Authority
US
United States
Prior art keywords
steel
less
cooling
microstructure
average
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.)
Abandoned
Application number
US15/754,364
Other languages
English (en)
Inventor
Yuki Sasaki
Takuya Kochi
Masamichi Chiba
Masayuki Sakata
Shogo Murakami
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority claimed from PCT/JP2016/073769 external-priority patent/WO2017033773A1/ja
Assigned to KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) reassignment KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHIBA, MASAMICHI, KOCHI, TAKUYA, MURAKAMI, SHOGO, SAKATA, MASAYUKI, SASAKI, YUKI
Publication of US20180251876A1 publication Critical patent/US20180251876A1/en
Abandoned legal-status Critical Current

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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
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D1/26—Methods of annealing
    • C21D1/32—Soft annealing, e.g. spheroidising
    • 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
    • C21D11/00—Process control or regulation for heat treatments
    • C21D11/005—Process control or regulation for heat treatments for cooling
    • 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
    • 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
    • C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous 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
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D2211/005—Ferrite
    • 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
    • C21D2211/009—Pearlite
    • 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
    • C21D2261/00—Machining or cutting being involved
US15/754,364 2015-08-25 2016-08-12 Mechanical structure steel for cold-working and manufacturing method therefor Abandoned US20180251876A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2015-166030 2015-08-25
JP2015166030 2015-08-25
JP2016124959A JP2017043835A (ja) 2015-08-25 2016-06-23 冷間加工用機械構造用鋼、およびその製造方法
JP2016-124959 2016-06-23
PCT/JP2016/073769 WO2017033773A1 (ja) 2015-08-25 2016-08-12 冷間加工用機械構造用鋼、およびその製造方法

Publications (1)

Publication Number Publication Date
US20180251876A1 true US20180251876A1 (en) 2018-09-06

Family

ID=58209205

Family Applications (1)

Application Number Title Priority Date Filing Date
US15/754,364 Abandoned US20180251876A1 (en) 2015-08-25 2016-08-12 Mechanical structure steel for cold-working and manufacturing method therefor

Country Status (7)

Country Link
US (1) US20180251876A1 (ko)
EP (1) EP3342892A4 (ko)
JP (1) JP2017043835A (ko)
KR (2) KR20180031757A (ko)
CN (1) CN107923011A (ko)
MX (1) MX2018001887A (ko)
TW (1) TWI606124B (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11060157B2 (en) * 2016-03-31 2021-07-13 Jfe Steel Corporation Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing full hard cold-rolled steel sheet, method for producing steel sheet, and method for producing coated steel sheet
CN115821159A (zh) * 2022-12-01 2023-03-21 阳春新钢铁有限责任公司 一种300Mpa热轧耐蚀光圆钢筋及其制备方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7127999B2 (ja) * 2017-03-27 2022-08-30 株式会社神戸製鋼所 鍛鋼品用鋼、組立型クランク軸用鍛鋼クランクスローおよび鍛鋼ジャーナル
CN109182909B (zh) * 2018-10-12 2021-06-04 攀钢集团攀枝花钢铁研究院有限公司 汽车转向系统用中碳钢及其生产方法
KR102109278B1 (ko) * 2018-10-31 2020-05-11 주식회사 포스코 연질화 열처리의 생략이 가능한 선재 및 그 제조방법
KR102153195B1 (ko) * 2018-12-18 2020-09-07 주식회사 포스코 연질화 열처리의 생략이 가능한 선재 및 그 제조방법
WO2021172604A1 (ko) * 2020-02-24 2021-09-02 주식회사 포스코 신선가공성 및 충격인성이 우수한 비조질 선재 및 그 제조방법
CN112853211B (zh) * 2021-01-05 2022-04-22 江阴兴澄特种钢铁有限公司 一种乘用车万向节叉冷锻用钢及其制造方法
WO2022181272A1 (ja) * 2021-02-26 2022-09-01 株式会社神戸製鋼所 冷間加工用機械構造用鋼およびその製造方法
CN115029618B (zh) * 2021-03-03 2023-10-13 宝山钢铁股份有限公司 一种窄淬透性冷锻齿轮钢及其制造方法

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5565324A (en) * 1978-11-07 1980-05-16 Sumitomo Metal Ind Ltd Manufacture of low alloy steel excellent in cold workability
US5922145A (en) * 1996-11-25 1999-07-13 Sumitomo Metal Industries, Ltd. Steel products excellent in machinability and machined steel parts
JP2006291237A (ja) * 2005-04-05 2006-10-26 Kobe Steel Ltd 冷間鍛造性と切削性に優れた機械構造用鋼
US20100139451A1 (en) * 2008-12-09 2010-06-10 Honda Motor Co., Ltd. Crankshaft member and manufacturing method thereof
JP2013007089A (ja) * 2011-06-23 2013-01-10 Kobe Steel Ltd 冷間加工用機械構造用鋼およびその製造方法、並びに機械構造用部品
JP2013224477A (ja) * 2012-03-22 2013-10-31 Jfe Steel Corp 加工性に優れた高強度薄鋼板及びその製造方法
JP2013224447A (ja) * 2007-06-29 2013-10-31 Dow Corning Corp ポリアルキルオキシレン架橋シリコーンエラストマーを有するシリコーン−有機ゲル
US20140241829A1 (en) * 2011-10-07 2014-08-28 Sugita Wire, Ltd. Steel wire for bolt, bolt, and manufacturing processes therefor
US20150053315A1 (en) * 2012-03-26 2015-02-26 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Boron-added high strength steel for bolt and high strength bolt having excellent delayed fracture resistance
US20190106759A1 (en) * 2016-03-31 2019-04-11 Jfe Steel Corporation Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing full hard cold-rolled steel sheet, method for producing steel sheet, and method for producing coated steel sheet

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1030968B (it) 1975-01-10 1979-04-10 Snam Progetti Processo per la preparazione di composti alfa idrossicarbonilici
JP3149741B2 (ja) * 1995-08-15 2001-03-26 住友金属工業株式会社 耐疲労特性に優れた非調質鋼材及びその製造方法
JP4299744B2 (ja) 2004-07-26 2009-07-22 新日本製鐵株式会社 冷間鍛造用熱間圧延線材及びその製造方法
JP5618917B2 (ja) 2011-06-23 2014-11-05 株式会社神戸製鋼所 冷間加工用機械構造用鋼およびその製造方法、並びに機械構造用部品
JP5357994B2 (ja) * 2011-12-19 2013-12-04 株式会社神戸製鋼所 冷間加工用機械構造用鋼およびその製造方法
JP5486634B2 (ja) * 2012-04-24 2014-05-07 株式会社神戸製鋼所 冷間加工用機械構造用鋼及びその製造方法

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5565324A (en) * 1978-11-07 1980-05-16 Sumitomo Metal Ind Ltd Manufacture of low alloy steel excellent in cold workability
US5922145A (en) * 1996-11-25 1999-07-13 Sumitomo Metal Industries, Ltd. Steel products excellent in machinability and machined steel parts
JP2006291237A (ja) * 2005-04-05 2006-10-26 Kobe Steel Ltd 冷間鍛造性と切削性に優れた機械構造用鋼
JP2013224447A (ja) * 2007-06-29 2013-10-31 Dow Corning Corp ポリアルキルオキシレン架橋シリコーンエラストマーを有するシリコーン−有機ゲル
US20100139451A1 (en) * 2008-12-09 2010-06-10 Honda Motor Co., Ltd. Crankshaft member and manufacturing method thereof
JP2013007089A (ja) * 2011-06-23 2013-01-10 Kobe Steel Ltd 冷間加工用機械構造用鋼およびその製造方法、並びに機械構造用部品
US20140241829A1 (en) * 2011-10-07 2014-08-28 Sugita Wire, Ltd. Steel wire for bolt, bolt, and manufacturing processes therefor
JP2013224477A (ja) * 2012-03-22 2013-10-31 Jfe Steel Corp 加工性に優れた高強度薄鋼板及びその製造方法
US20150053315A1 (en) * 2012-03-26 2015-02-26 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Boron-added high strength steel for bolt and high strength bolt having excellent delayed fracture resistance
US20190106759A1 (en) * 2016-03-31 2019-04-11 Jfe Steel Corporation Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing full hard cold-rolled steel sheet, method for producing steel sheet, and method for producing coated steel sheet

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11060157B2 (en) * 2016-03-31 2021-07-13 Jfe Steel Corporation Steel sheet, coated steel sheet, method for producing hot-rolled steel sheet, method for producing full hard cold-rolled steel sheet, method for producing steel sheet, and method for producing coated steel sheet
CN115821159A (zh) * 2022-12-01 2023-03-21 阳春新钢铁有限责任公司 一种300Mpa热轧耐蚀光圆钢筋及其制备方法

Also Published As

Publication number Publication date
KR20180031757A (ko) 2018-03-28
CN107923011A (zh) 2018-04-17
TWI606124B (zh) 2017-11-21
MX2018001887A (es) 2018-06-20
KR20190124826A (ko) 2019-11-05
EP3342892A1 (en) 2018-07-04
JP2017043835A (ja) 2017-03-02
EP3342892A4 (en) 2019-01-16
TW201715055A (zh) 2017-05-01

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