KR101113575B1 - 가공성이 우수한 표면 경화 강관과 그 제조 방법 - Google Patents

가공성이 우수한 표면 경화 강관과 그 제조 방법 Download PDF

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KR101113575B1
KR101113575B1 KR1020097019966A KR20097019966A KR101113575B1 KR 101113575 B1 KR101113575 B1 KR 101113575B1 KR 1020097019966 A KR1020097019966 A KR 1020097019966A KR 20097019966 A KR20097019966 A KR 20097019966A KR 101113575 B1 KR101113575 B1 KR 101113575B1
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South Korea
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steel pipe
steel
annealing
temperature
less
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KR1020097019966A
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Korean (ko)
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KR20090125134A (ko
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겐이치 베푸
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수미도모 메탈 인더스트리즈, 리미티드
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    • 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
    • C21D1/28—Normalising
    • 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
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
    • 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
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • 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
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/085—Cooling or quenching
    • 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
    • C22C38/18—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
    • 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02—Pretreatment of the material to be coated
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
    • C23C8/42—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions only one element being applied
    • C23C8/44—Carburising
    • C23C8/46—Carburising of ferrous surfaces
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/80—After-treatment
    • 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
    • C21D2211/003—Cementite
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
KR1020097019966A 2007-03-29 2008-03-28 가공성이 우수한 표면 경화 강관과 그 제조 방법 KR101113575B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007088283 2007-03-29
JPJP-P-2007-088283 2007-03-29
PCT/JP2008/056016 WO2008123397A1 (ja) 2007-03-29 2008-03-28 加工性に優れた肌焼鋼管とその製造方法

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KR20090125134A KR20090125134A (ko) 2009-12-03
KR101113575B1 true KR101113575B1 (ko) 2012-03-13

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US (1) US20100051143A1 (de)
EP (1) EP2135962B1 (de)
JP (1) JP5126857B2 (de)
KR (1) KR101113575B1 (de)
CN (1) CN101646788B (de)
MX (1) MX2009010307A (de)
WO (1) WO2008123397A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102206792B (zh) * 2011-05-04 2013-08-07 江苏标新久保田工业有限公司 一种低合金材料沉没辊
CN103031495B (zh) * 2011-10-08 2014-08-27 山西太钢不锈钢股份有限公司 一种高速铁路客车空心车轴用钢的模铸方法
CN102373398A (zh) * 2011-10-30 2012-03-14 山西太钢不锈钢股份有限公司 一种硼钢渗碳前的预先热处理方法
US9340847B2 (en) * 2012-04-10 2016-05-17 Tenaris Connections Limited Methods of manufacturing steel tubes for drilling rods with improved mechanical properties, and rods made by the same
KR101467047B1 (ko) * 2012-10-31 2014-12-01 현대제철 주식회사 내열강 제조 방법
CN103320597B (zh) * 2013-06-14 2014-11-26 攀钢集团成都钢钒有限公司 一种细化10Cr9Mo1VNbN钢管及锻件粗晶的方法
CN105612267B (zh) * 2013-12-20 2018-10-19 新日铁住金株式会社 电阻焊钢管
JP2016141821A (ja) * 2015-01-30 2016-08-08 大同特殊鋼株式会社 冷間鍛造性及び耐結晶粒粗大化特性に優れた鋼材の軟化熱処理方法
CN105041658B (zh) * 2015-08-11 2018-06-12 宁波甬微集团有限公司 一种制冷压缩机用滚动活塞及其制造方法
CN105385817A (zh) * 2015-11-12 2016-03-09 芜湖天金机械有限公司 提高切削性能的万向节球壳正火工艺
CN105525205B (zh) * 2015-12-25 2017-07-25 钢铁研究总院 一种390MPa级正火型微合金化钢板
CN105714194B (zh) * 2016-02-29 2017-06-20 宝鸡石油机械有限责任公司 ZG20CrNiMnMo铸钢及其铸钢件制备方法
US20180030562A1 (en) * 2016-07-28 2018-02-01 The Gleason Works Heat treatment of steel parts, particularly friction-welded steel parts
CN106222518A (zh) * 2016-08-15 2016-12-14 合肥万向钱潮汽车零部件有限公司 一种汽车传动轴的万向节凸缘叉的材料配方
CN108893650A (zh) * 2018-06-01 2018-11-27 张家港保税区恒隆钢管有限公司 一种汽车前防撞梁用无缝钢管及其制备方法
CN110172638B (zh) * 2019-05-10 2021-06-15 武汉钢铁有限公司 一种高温渗碳齿轮钢及生产方法
CN110923420A (zh) * 2019-12-17 2020-03-27 常熟市恒丰机械制造有限公司 一种导纱器的生产工艺
CN112981237B (zh) * 2021-01-28 2022-10-11 江阴兴澄特种钢铁有限公司 一种球笼式万向节保持架用钢及其生产方法
CN113106334A (zh) * 2021-03-11 2021-07-13 石家庄钢铁有限责任公司 一种rv减速器摆线轮用钢及其制备方法
EP4324941A1 (de) * 2022-08-19 2024-02-21 Benteler Steel/Tube GmbH Verfahren zur herstellung eines rohrförmigen halbzeugs
CN115491480B (zh) * 2022-09-15 2024-01-26 浙江蓝能氢能科技股份有限公司 一种储氢瓶式容器热处理系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5853502A (en) * 1995-08-11 1998-12-29 Sumitomo Metal Industries, Ltd. Carburizing steel and steel products manufactured making use of the carburizing steel
JP2003328079A (ja) * 2002-05-14 2003-11-19 Nippon Steel Corp 加工性に優れた冷間鍛造用鋼管とその製造方法。
JP2007031765A (ja) * 2005-07-26 2007-02-08 Sanoh Industrial Co Ltd 高強度鋼管およびその熱処理方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01279732A (ja) * 1988-04-30 1989-11-10 Nippon Steel Corp 耐水素誘起割れ特性に優れた高強度鋼線
JP3245224B2 (ja) * 1992-08-05 2002-01-07 新日本製鐵株式会社 冷間成形による建築用低降伏比鋼管の製造法
JPH0820820A (ja) * 1994-07-08 1996-01-23 Sumitomo Metal Ind Ltd 耐粗粒化特性に優れた肌焼鋼管の製造方法
JP3236883B2 (ja) * 1995-08-11 2001-12-10 住友金属工業株式会社 肌焼鋼及びそれを用いた鋼管の製造方法
JPH1081938A (ja) * 1996-09-05 1998-03-31 Sanyo Special Steel Co Ltd 結晶粒度特性に優れた肌焼ボロン鋼
SE9701594L (sv) * 1997-04-29 1998-10-05 Ovako Steel Ab Sätthärdningsstål
JP2001200313A (ja) * 2000-01-17 2001-07-24 Nippon Steel Corp 加工性に優れた冷間鍛造用電縫鋼管の製造方法
EP1516935A4 (de) * 2002-06-26 2006-08-30 Jfe Steel Corp Verfahren zur herstellung eines nahtlosen stahlrohrs für die aufblasvorrichtung eines airbags
JP3863818B2 (ja) * 2002-07-10 2006-12-27 新日本製鐵株式会社 低降伏比型鋼管
US20050000601A1 (en) * 2003-05-21 2005-01-06 Yuji Arai Steel pipe for an airbag system and a method for its manufacture
JP4145764B2 (ja) * 2003-09-30 2008-09-03 山陽特殊製鋼株式会社 冷間加工性及び結晶粒度特性に優れたボロン添加肌焼鋼鋼管の製造方法
JP4448456B2 (ja) 2004-01-29 2010-04-07 新日本製鐵株式会社 浸炭時の粗大粒防止特性と疲労特性に優れた肌焼鋼とその製造方法
WO2006046503A1 (ja) * 2004-10-29 2006-05-04 Sumitomo Metal Industries, Ltd. エアバッグインフレータ用鋼管とその製造方法
CN101065508B (zh) * 2004-11-26 2010-11-03 杰富意钢铁株式会社 电磁特性优异的钢管及其制造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5853502A (en) * 1995-08-11 1998-12-29 Sumitomo Metal Industries, Ltd. Carburizing steel and steel products manufactured making use of the carburizing steel
JP2003328079A (ja) * 2002-05-14 2003-11-19 Nippon Steel Corp 加工性に優れた冷間鍛造用鋼管とその製造方法。
JP2007031765A (ja) * 2005-07-26 2007-02-08 Sanoh Industrial Co Ltd 高強度鋼管およびその熱処理方法

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EP2135962A1 (de) 2009-12-23
KR20090125134A (ko) 2009-12-03
CN101646788B (zh) 2011-04-13
JPWO2008123397A1 (ja) 2010-07-15
JP5126857B2 (ja) 2013-01-23
WO2008123397A1 (ja) 2008-10-16
EP2135962B1 (de) 2016-07-13
EP2135962A4 (de) 2015-03-04
US20100051143A1 (en) 2010-03-04
CN101646788A (zh) 2010-02-10
MX2009010307A (es) 2009-10-16

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