BR112014014949A2 - método para fabricar um componente de aço por soldagem de topo a arco - Google Patents

método para fabricar um componente de aço por soldagem de topo a arco

Info

Publication number
BR112014014949A2
BR112014014949A2 BR112014014949A BR112014014949A BR112014014949A2 BR 112014014949 A2 BR112014014949 A2 BR 112014014949A2 BR 112014014949 A BR112014014949 A BR 112014014949A BR 112014014949 A BR112014014949 A BR 112014014949A BR 112014014949 A2 BR112014014949 A2 BR 112014014949A2
Authority
BR
Brazil
Prior art keywords
fabricating
steel component
butt welding
joint
welding
Prior art date
Application number
BR112014014949A
Other languages
English (en)
Inventor
Dahlman Patrik
Larsson Staffan
Recina Viktor
Original Assignee
Skf Ab
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 Skf Ab filed Critical Skf Ab
Publication of BR112014014949A2 publication Critical patent/BR112014014949A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/04—Flash butt welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/36—Auxiliary equipment
    • 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
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • 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
    • C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
    • 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
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • 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
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • C21D9/505—Cooling thereof
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/64—Special methods of manufacture
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2204/00—Metallic materials; Alloys
    • F16C2204/60—Ferrous alloys, e.g. steel alloys
    • F16C2204/66—High carbon steel, i.e. carbon content above 0.8 wt%, e.g. through-hardenable steel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
    • F16C2226/30—Material joints
    • F16C2226/36—Material joints by welding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/62—Selection of substances
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/47—Molded joint
    • Y10T403/477—Fusion bond, e.g., weld, etc.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
  • Rolling Contact Bearings (AREA)
  • Forging (AREA)
  • Arc Welding In General (AREA)

Abstract

1/1 resumo “método para fabricar um componente de aço por soldagem de topo a arco” método para fabricar um componente de aço (14, 30, 32), tendo uma junta soldada por topo a arco (24), que compreende a etapa de soldagem de topo a arco da junta de solda (24) por queima e compressão da solda. o método compreende a etapa de suprir calor (22) a pelo menos à junta de solda (24) de dito componente (14, 30, 32), após a etapa de comprimir a solda para aumentar a temperatura da junta de solda (24), ou para manter a temperatura da junta de solda (24) em uma temperatura elevada.
BR112014014949A 2011-12-20 2012-11-26 método para fabricar um componente de aço por soldagem de topo a arco BR112014014949A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1100938 2011-12-20
PCT/SE2012/000193 WO2013095244A1 (en) 2011-12-20 2012-11-26 Method for manufacturing a steel component by flash butt welding and a component made by using the method.

Publications (1)

Publication Number Publication Date
BR112014014949A2 true BR112014014949A2 (pt) 2017-06-13

Family

ID=48668953

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014014949A BR112014014949A2 (pt) 2011-12-20 2012-11-26 método para fabricar um componente de aço por soldagem de topo a arco

Country Status (8)

Country Link
US (1) US20150283643A1 (pt)
EP (1) EP2794174A4 (pt)
JP (1) JP2015510452A (pt)
KR (1) KR20140107291A (pt)
CN (1) CN104245213A (pt)
BR (1) BR112014014949A2 (pt)
RU (1) RU2591907C2 (pt)
WO (1) WO2013095244A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016208680A1 (de) * 2015-05-25 2016-12-01 Aktiebolaget Skf Verfahren zum Wiederherstellen der Struktur einer Stahlkomponente nach einem Erhitzen und durch das Verfahren erhaltene Stahlkomponente
DE102016208682A1 (de) * 2015-05-25 2016-12-15 Aktiebolaget Skf Methode zur Verbesserung der Struktur einer Stahlkomponente nach einem Erhitzen und Stahlkomponente, die durch die Methode erlangt wird
US20170094730A1 (en) * 2015-09-25 2017-03-30 John Justin MORTIMER Large billet electric induction pre-heating for a hot working process
RU2683668C1 (ru) * 2017-12-25 2019-04-01 Федеральное государственное бюджетное образовательное учреждение высшего образования "Сибирский государственный индустриальный университет" ФГБОУ ВО "СибГИУ" Машина для контактной стыковой сварки
US20210016342A1 (en) * 2018-03-16 2021-01-21 Ihi Corporation Object-processing method and device
WO2020104832A1 (en) * 2018-11-19 2020-05-28 Arcelormittal Dual pass, dual anneal welding method for joining high strength steels
CN110125522B (zh) * 2019-04-25 2021-04-06 贵州大学 一种近α相钛合金固态焊接焊缝组织等轴化处理方法
CN109986189B (zh) * 2019-05-08 2020-08-21 西南交通大学 一种细化钢轨闪光焊焊缝晶粒的工艺
KR102178723B1 (ko) * 2019-09-06 2020-11-13 주식회사 포스코 휠림 용접부 성형성이 우수한 플래시벗 용접부재 및 플래시벗 용접방법
KR102218452B1 (ko) * 2019-10-22 2021-02-19 주식회사 포스코 접합부 가공성이 우수한 휠림 DC butt 접합부재 및 제조방법
KR102521687B1 (ko) * 2022-12-09 2023-04-12 이문찬 아웃트링 용접부 금속조직 모재동질화 처리방법
AT18135U1 (de) * 2022-12-30 2024-02-15 Voestalpine Railway Systems GmbH Verfahren und eine Vorrichtung zum Verschweißen von befahrbaren Komponenten eines Gleises mittels Abbrennstumpfschweißen

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1208837B (de) * 1964-06-06 1966-01-13 Kocks Gmbh Friedrich Heizvorrichtung zum Erwaermen eines in seiner Laengsrichtung fortlaufend bewegten Walzgutes
GB1141901A (en) * 1965-07-22 1969-02-05 Torrington Mfg Co Method for making welded bearing races and other articles
US3619548A (en) * 1969-12-18 1971-11-09 Torin Corp Preheating and welding method
US3619547A (en) * 1969-12-18 1971-11-09 Torin Corp Preheating and welding method for bearing races and other articles
JPS5143985B2 (pt) * 1973-09-11 1976-11-25
JPS51112747A (en) * 1975-03-31 1976-10-05 Nippon Kinzoku Co Ltd Welder for flashhbutt welding of ring
JPS57145936A (en) * 1981-03-04 1982-09-09 Nisshin Steel Co Ltd In-line joining method for steel plate or steel strip of special steel
JPS58161217A (ja) * 1982-03-19 1983-09-24 株式会社東芝 しや断器用機構部品の製造方法
SU1134331A1 (ru) * 1983-09-28 1985-01-15 Всесоюзный ордена Ленина научно-исследовательский и проектно-конструкторский институт металлургического машиностроения Способ контактной стыковой сварки оплавлением полос
SU1146163A1 (ru) * 1984-02-06 1985-03-23 Всесоюзный ордена Ленина научно-исследовательский и проектно-конструкторский институт металлургического машиностроения Машина дл контактной стыковой сварки полос оплавлением
JPS62240718A (ja) * 1986-04-10 1987-10-21 Hitachi Ltd 大型圧力容器の局部焼鈍方法
US4895605A (en) * 1988-08-19 1990-01-23 Algoma Steel Corporation Method for the manufacture of hardened railroad rails
JPH04182075A (ja) * 1990-11-19 1992-06-29 Nkk Corp 溶接部の熱処理方法
JP2740074B2 (ja) * 1992-06-03 1998-04-15 株式会社クボタ 高抗張力柱材
JPH08215872A (ja) * 1995-02-15 1996-08-27 Kawasaki Steel Corp 高炭素鋼帯の溶接方法及びその装置
JPH09143567A (ja) * 1995-11-15 1997-06-03 Nittetsu Kokan Kk 高強度鋼管の製造方法
JPH105802A (ja) * 1996-06-28 1998-01-13 Nkk Corp 溶接式連続圧延法及びその装置
JPH11104844A (ja) * 1997-09-30 1999-04-20 Topy Ind Ltd フラッシュバット溶接機用溶接チャックおよびその組合せ構造
JP3779078B2 (ja) * 1998-11-10 2006-05-24 Ｊｆｅスチール株式会社 転動疲労寿命に優れる軸受用鋼
JP2001259882A (ja) * 2000-03-22 2001-09-25 Topy Ind Ltd 大・中型スチールホイールのリムの製造方法
JP2003147485A (ja) * 2001-11-14 2003-05-21 Nisshin Steel Co Ltd 加工性に優れた高靭性高炭素鋼板およびその製造方法
JP2004224292A (ja) * 2003-01-27 2004-08-12 Daido Kogyo Co Ltd 中空フランジ部を有すリムの製造方法
JP4397631B2 (ja) * 2003-06-27 2010-01-13 株式会社オーハシテクニカ 圧入接合構造及びその接合部品
JP2006265606A (ja) * 2005-03-23 2006-10-05 Ntn Corp 高周波熱処理方法、高周波熱処理設備および高周波熱処理品
DE102005014967A1 (de) * 2005-04-01 2006-10-05 Schaeffler Kg Geschweißter Wälzlagerring aus Wälzlagerstahl
CN100595016C (zh) * 2008-04-03 2010-03-24 燕山大学 一种贝氏体钢辙叉与碳钢钢轨焊接方法
CN101609322B (zh) * 2009-07-21 2011-04-27 江苏金茂制链有限公司 一种大规格高强度矿用圆环链焊接控制的方法
US9149888B2 (en) * 2010-04-23 2015-10-06 Primetals Technologies France SAS Machine for joining the ends of steel strips which machine is suited to the induction heat treatment of joining welds

Also Published As

Publication number Publication date
US20150283643A1 (en) 2015-10-08
KR20140107291A (ko) 2014-09-04
JP2015510452A (ja) 2015-04-09
RU2014129576A (ru) 2016-02-10
EP2794174A1 (en) 2014-10-29
CN104245213A (zh) 2014-12-24
EP2794174A4 (en) 2016-01-20
RU2591907C2 (ru) 2016-07-20
WO2013095244A1 (en) 2013-06-27

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