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BR9803710A - Rolo combinado de excelente resistência ao choque térmico - Google Patents

Rolo combinado de excelente resistência ao choque térmico

Info

Publication number
BR9803710A
BR9803710A BR9803710-2A BR9803710A BR9803710A BR 9803710 A BR9803710 A BR 9803710A BR 9803710 A BR9803710 A BR 9803710A BR 9803710 A BR9803710 A BR 9803710A
Authority
BR
Brazil
Prior art keywords
ring portion
core
thermal shock
phase
combined roller
Prior art date
Application number
BR9803710-2A
Other languages
English (en)
Inventor
Toshitake Kanno
Jun Iwahashi
Naoshi Yamashita
Kouichi Mabuchi
Noriyuri Kakehashi
Noriaki Miwa
Original Assignee
Mitsubishi Materials Corp
Kimura Chuzosho Co 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 Mitsubishi Materials Corp, Kimura Chuzosho Co Ltd filed Critical Mitsubishi Materials Corp
Publication of BR9803710A publication Critical patent/BR9803710A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/02—Shape or construction of rolls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/011—Layered products comprising a layer of metal all layers being exclusively metallic all layers being formed of iron alloys or steels
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)

Abstract

Patente de Invenção:<B>"ROLO COMBINADO DE EXCELENTE RESISTêNCIA AO CHOQUE TéRMICO"<D>. Um rolo combinado é fornecido, o qual oferece excelente resistência ao choque térmico. Nesse rolo combinado, uma porção em anel externa é formada de um carbeto cementado, e uma porção em anel interna é formada de um ferro maleável e unidas, de forma metaúrgica, a ele por meio de fundição, a porção em anel externa sendo formada de um carbeto cementado contendo, como componente aglutinantes de definição de fase, Co: 5- 27%, Ni:2-12% e Cr: 0,3-3% e WC como substancialmente toda balança e como um componente duro de definição de fase, a porção em anel interna sendo formada de um ferro maleável composto de C: 3- 4,5%, Si: 1,5- 4,5%, Mn: 0,1-2% e Mg: 0,02- 0,2% e adicionalmente de, onde desejado, 01, -5% de um ou mais de Mo, Cu, Cr, V, W, Sn e Sb e como a balança , Fe e impurezas incidentais e tendo uma grafita esferoidal com núcleo distribuída em condição dispersa em um substrato constituído dominantemente de uma fase misturada de qualquer uma entre fases de perlita, de beinita e de martensita com uma fase de ferrita, a grafita esferoidal com núcleo tendo um núcleo formado durante a fundição e uma periferia depositada ao redor do núcleo durante o tratamento térmico.
BR9803710-2A 1997-06-27 1998-06-26 Rolo combinado de excelente resistência ao choque térmico BR9803710A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17155097 1997-06-27

Publications (1)

Publication Number Publication Date
BR9803710A true BR9803710A (pt) 1999-11-09

Family

ID=15925216

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9803710-2A BR9803710A (pt) 1997-06-27 1998-06-26 Rolo combinado de excelente resistência ao choque térmico

Country Status (4)

Country Link
US (1) US6110084A (pt)
KR (1) KR19990007370A (pt)
BR (1) BR9803710A (pt)
DE (1) DE19827861A1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3936849B2 (ja) * 2001-05-16 2007-06-27 スズキ株式会社 フェライト系球状黒鉛鋳鉄及びこれを用いた排気系部品
KR100441758B1 (ko) * 2001-09-10 2004-07-27 김용호 압연가공을 위한 디스크 롤 및 그 제조방법
KR100435324B1 (ko) * 2001-12-27 2004-06-10 현대자동차주식회사 고온 내산화성을 갖는 내열구상흑연주철
ITTV20020044A1 (it) * 2002-04-18 2003-10-20 Dario Toncelli Struttura di rullo e procedimento per la sua fabbricazione
KR100846285B1 (ko) * 2006-02-01 2008-07-16 전해동 면 압연용 롤 및 그 제조 방법
CN100451152C (zh) * 2006-10-26 2009-01-14 昆明理工大学 一种贝氏体球墨铸铁磨球及其生产工艺
BRPI0721028B1 (pt) * 2007-01-17 2020-01-28 Taegu Tec Ltd laminador e seu rolo
EP2158988B1 (de) * 2008-08-25 2015-11-18 Georg Fischer GmbH Verfahren zur Herstellung von Gussteilen mit integrierten Bauteilen
JP5232620B2 (ja) 2008-12-18 2013-07-10 三菱重工業株式会社 球状黒鉛鋳鉄
CN103537673A (zh) * 2013-10-11 2014-01-29 芜湖市鸿坤汽车零部件有限公司 一种粉末冶金油泵调节齿圈及其制备方法
CN104439933B (zh) * 2014-11-05 2017-02-15 太原科技大学 一种提高大口径碳钢铸辗法兰件性能的工艺方法
CN106271465A (zh) * 2016-10-08 2017-01-04 山东伊莱特重工股份有限公司 超薄型风电法兰双辗成型工艺
CN106435322B (zh) * 2016-11-02 2019-04-09 中南大学 一种低成本高性能WC-Fe-Ni-Co-Cr硬质合金辊环
CN106400009B (zh) * 2016-12-14 2019-04-09 青岛理工大学 一种激光熔覆专用低裂纹敏感性高性能Ni基复合粉末
CN110195742B (zh) * 2019-05-28 2023-12-05 成都高新区正通特种材料厂 高耐磨合金材料的轴承
CN113147150B (zh) * 2021-04-16 2021-10-19 大庆市华禹石油机械制造有限公司 一种不粘扣油管螺纹的制造工艺
CN113186467B (zh) * 2021-04-29 2022-03-22 山东四方钢管设备制造有限公司 焊接钢管以及冷弯型钢用复合轧辊及其制备方法
CN113249658B (zh) * 2021-07-06 2021-09-24 常州凯达重工科技有限公司 高速钢立辊环及其制备方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57171561A (en) * 1981-04-16 1982-10-22 Sumitomo Electric Ind Ltd Production of joined super hard alloy roll
JPS6024208A (ja) * 1983-07-21 1985-02-06 Mitsubishi Metal Corp 圧延ロ−ル
JPS6024209A (ja) * 1983-07-21 1985-02-06 Mitsubishi Metal Corp 圧延ロ−ル
JPS6046861A (ja) * 1983-08-23 1985-03-13 Kubota Ltd 高耐摩耗複合材及びその製造法
JPS60111704A (ja) * 1983-11-22 1985-06-18 Sumitomo Electric Ind Ltd 超硬合金ロ−ル
JPS61219408A (ja) * 1985-03-26 1986-09-29 Kubota Ltd 複合リングロ−ル
JP2616937B2 (ja) * 1987-10-21 1997-06-04 日立金属株式会社 複合ロール
JP2965156B2 (ja) * 1988-04-26 1999-10-18 マツダ株式会社 焼結層の形成方法
US5104458A (en) * 1988-12-13 1992-04-14 Sandvik Ab Method for manufacture of a roll ring comprising cemented carbide and cast iron
US5044056A (en) * 1988-12-13 1991-09-03 Sandvik Ab Roll ring comprising a ring of cemented carbide metallurgically bonded to a cast iron body
US5167067A (en) * 1988-12-13 1992-12-01 Sandvik Ab Method of making a roll with a composite roll ring of cemented carbide and cast iron
JPH02175014A (ja) * 1988-12-27 1990-07-06 Sumitomo Heavy Ind Ltd 複合超硬合金ロールおよびその製造方法
US5248289A (en) * 1989-12-13 1993-09-28 Sandvik Ab Cast iron roll with one or more cemented carbide roll rings metallurgically bonded thereto
SE9100405D0 (sv) * 1991-02-11 1991-02-11 Sandvik Ab Vals, sammansatt av haardmetall och gjutjaern, samt saett foer framstaellning av densamma
US5359772A (en) * 1989-12-13 1994-11-01 Sandvik Ab Method for manufacture of a roll ring comprising cemented carbide and cast iron
JPH06269926A (ja) * 1993-03-23 1994-09-27 Eagle Ind Co Ltd 掘削用ビットの製造方法
JPH08158004A (ja) * 1994-11-29 1996-06-18 Kubota Corp 複合超硬ロール
SE504707C2 (sv) * 1995-07-14 1997-04-07 Sandvik Ab Kompositvalls med hårdmetall och gjutjärn

Also Published As

Publication number Publication date
DE19827861A1 (de) 1999-01-07
KR19990007370A (ko) 1999-01-25
US6110084A (en) 2000-08-29

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law