DE69707581D1 - Walze zum Warmwalzen mit erhöhter Beständigkeit gegen Bruch und Verschleiss - Google Patents

Walze zum Warmwalzen mit erhöhter Beständigkeit gegen Bruch und Verschleiss

Info

Publication number
DE69707581D1
DE69707581D1 DE69707581T DE69707581T DE69707581D1 DE 69707581 D1 DE69707581 D1 DE 69707581D1 DE 69707581 T DE69707581 T DE 69707581T DE 69707581 T DE69707581 T DE 69707581T DE 69707581 D1 DE69707581 D1 DE 69707581D1
Authority
DE
Germany
Prior art keywords
hot rolling
breakage
wear
grain size
increased resistance
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.)
Expired - Fee Related
Application number
DE69707581T
Other languages
English (en)
Other versions
DE69707581T2 (de
Inventor
Carl-Johan Maderud
Thomas Ericson
Udo Fischer
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.)
Sandvik AB
Original Assignee
Sandvik 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 Sandvik AB filed Critical Sandvik AB
Application granted granted Critical
Publication of DE69707581D1 publication Critical patent/DE69707581D1/de
Publication of DE69707581T2 publication Critical patent/DE69707581T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
    • 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
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/052—Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/065—Spherical particles
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/18—Non-metallic particles coated with metal
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/026—Spray drying of solutions or suspensions
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C22C29/067—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds comprising a particular metallic binder
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/044—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by jet milling
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Rolls And Other Rotary Bodies (AREA)
DE69707581T 1996-07-19 1997-07-07 Walze zum Warmwalzen mit erhöhter Beständigkeit gegen Bruch und Verschleiss Expired - Fee Related DE69707581T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9602810A SE517473C2 (sv) 1996-07-19 1996-07-19 Vals för varmvalsning med beständighet mot termiska sprickor och förslitning

Publications (2)

Publication Number Publication Date
DE69707581D1 true DE69707581D1 (de) 2001-11-29
DE69707581T2 DE69707581T2 (de) 2002-05-16

Family

ID=20403423

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707581T Expired - Fee Related DE69707581T2 (de) 1996-07-19 1997-07-07 Walze zum Warmwalzen mit erhöhter Beständigkeit gegen Bruch und Verschleiss

Country Status (9)

Country Link
US (1) US5902942A (de)
EP (1) EP0819490B1 (de)
JP (1) JPH1080706A (de)
KR (1) KR980008370A (de)
CN (1) CN1084392C (de)
AT (1) ATE207396T1 (de)
DE (1) DE69707581T2 (de)
SE (1) SE517473C2 (de)
ZA (1) ZA976040B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518810C2 (sv) * 1996-07-19 2002-11-26 Sandvik Ab Hårdmetallkropp med förbättrade högtemperatur- och termomekaniska egenskaper
SE512161C2 (sv) * 1998-06-30 2000-02-07 Sandvik Ab Hårdmetall och användning av denna vid olje- och gasutvinning
SE9900079L (sv) 1999-01-14 2000-07-24 Sandvik Ab Sätt att tillverka hårdmetall med en bimodal kornstorleksfördelning och som innehåller korntillväxthämmare
SE519106C2 (sv) 1999-04-06 2003-01-14 Sandvik Ab Sätt att tillverka submikron hårdmetall med ökad seghet
SE519315C2 (sv) * 1999-04-06 2003-02-11 Sandvik Ab Sätt att tillverka ett hårdmetallpulver med lågt presstryck
SE519603C2 (sv) 1999-05-04 2003-03-18 Sandvik Ab Sätt att framställa hårdmetall av pulver WC och Co legerat med korntillväxthämmare
SE523821C2 (sv) * 2002-10-25 2004-05-18 Sandvik Ab Hårdmetall för olje- och gastillämpningar
JP3996535B2 (ja) 2003-03-20 2007-10-24 Ｎｅｃ液晶テクノロジー株式会社 液晶表示装置
JP2005167006A (ja) * 2003-12-03 2005-06-23 Shin Etsu Chem Co Ltd フレキシブル金属箔ポリイミド基板の製造方法
AT7056U1 (de) * 2003-12-22 2004-09-27 Ceratizit Austria Gmbh Verwendung einer hartmetalllegierung für werkzeuge
CA2625521C (en) * 2005-10-11 2011-08-23 Baker Hughes Incorporated System, method, and apparatus for enhancing the durability of earth-boring bits with carbide materials
CN101255521B (zh) * 2008-04-08 2010-06-16 上海工程技术大学 一种硬质合金连接件
PL2199418T3 (pl) * 2008-12-18 2018-02-28 Sandvik Intellectual Property Ab Nóż z ostrzem obrotowym
CN102247992A (zh) * 2011-06-17 2011-11-23 株洲硬质合金集团有限公司 用于二维冷轧带肋钢筋的硬质合金辊环
CN103866172B (zh) * 2012-12-17 2016-06-15 北京有色金属研究总院 一种窄粒度分布超粗硬质合金及其制备方法
US10336654B2 (en) 2015-08-28 2019-07-02 Kennametal Inc. Cemented carbide with cobalt-molybdenum alloy binder
CN111356542B (zh) * 2018-01-31 2022-05-31 日立金属株式会社 复合硬质合金辊
GB201820628D0 (en) * 2018-12-18 2019-01-30 Sandvik Hyperion AB Cemented carbide for high demand applications
DE102019110950A1 (de) 2019-04-29 2020-10-29 Kennametal Inc. Hartmetallzusammensetzungen und deren Anwendungen
ES2843747B2 (es) * 2020-01-20 2023-05-24 Mecanizacion Ind Astillero S A Cilindros para laminacion con un recubrimiento de aleaciones de carburo de tungsteno y procedimiento de obtencion de los mismos

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3698878A (en) * 1969-12-29 1972-10-17 Gen Electric Sintered tungsten carbide-base alloys
JPS5075511A (de) * 1973-11-09 1975-06-20
CA1119850A (en) * 1978-12-04 1982-03-16 William M. Stoll Roll for hot forming steel rod
US4518049A (en) * 1981-05-01 1985-05-21 Vsesojuzny Nauchno-Issledovatelsky Institut Burovoi Tekhniki Bottom hole motor for driving rock-breaking tool
SE456428B (sv) * 1986-05-12 1988-10-03 Santrade Ltd Hardmetallkropp for bergborrning med bindefasgradient och sett att framstella densamma
SE9004124D0 (sv) * 1990-12-21 1990-12-21 Sandvik Ab Haardmetallverktyg foer klippning och stansning
AU657753B2 (en) * 1991-04-10 1995-03-23 Eurotungstene Poudres S.A. Method of making cemented carbide articles
SE469822B (sv) * 1992-02-07 1993-09-27 Sandvik Ab Hårdmetallvals för valsning av metallband och trådplattning
US5305840A (en) * 1992-09-14 1994-04-26 Smith International, Inc. Rock bit with cobalt alloy cemented tungsten carbide inserts
SE504244C2 (sv) * 1994-03-29 1996-12-16 Sandvik Ab Sätt att tillverka kompositmaterial av hårdämnen i en metallbindefas
SE502754C2 (sv) * 1994-03-31 1995-12-18 Sandvik Ab Sätt att framställa belagt hårdämnespulver
JP3511740B2 (ja) * 1994-07-07 2004-03-29 日立金属株式会社 高靭性超硬合金の製造方法及び複合超硬合金ロール

Also Published As

Publication number Publication date
DE69707581T2 (de) 2002-05-16
ATE207396T1 (de) 2001-11-15
KR980008370A (ko) 1998-04-30
JPH1080706A (ja) 1998-03-31
SE517473C2 (sv) 2002-06-11
CN1171985A (zh) 1998-02-04
CN1084392C (zh) 2002-05-08
ZA976040B (en) 1998-02-02
US5902942A (en) 1999-05-11
EP0819490A1 (de) 1998-01-21
SE9602810D0 (sv) 1996-07-19
EP0819490B1 (de) 2001-10-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee