DE68907702T2 - Walzring aus Hartmetall und Gusseisen und Verfahren zur Herstellung. - Google Patents

Walzring aus Hartmetall und Gusseisen und Verfahren zur Herstellung.

Info

Publication number
DE68907702T2
DE68907702T2 DE89850432T DE68907702T DE68907702T2 DE 68907702 T2 DE68907702 T2 DE 68907702T2 DE 89850432 T DE89850432 T DE 89850432T DE 68907702 T DE68907702 T DE 68907702T DE 68907702 T2 DE68907702 T2 DE 68907702T2
Authority
DE
Germany
Prior art keywords
cast iron
cast
manufacturing
tungsten carbide
rolling ring
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
DE89850432T
Other languages
English (en)
Other versions
DE68907702D1 (de
Inventor
Gert Sundstedt
Jan-Erik Carlsson
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 DE68907702D1 publication Critical patent/DE68907702D1/de
Publication of DE68907702T2 publication Critical patent/DE68907702T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B21B27/03—Sleeved rolls
    • B21B27/035—Rolls for bars, rods, rounds, tubes, wire or the like
    • 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
    • C21D5/00—Heat treatments of cast-iron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Geometry (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Heat Treatment Of Articles (AREA)
  • Rolling Contact Bearings (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
  • Glass Compositions (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
DE89850432T 1988-12-13 1989-12-12 Walzring aus Hartmetall und Gusseisen und Verfahren zur Herstellung. Expired - Fee Related DE68907702T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8804503A SE464226B (sv) 1988-12-13 1988-12-13 Valsring, sammansatt av haardmetall och gjutjaern samt saett foer framstaellning av densamma

Publications (2)

Publication Number Publication Date
DE68907702D1 DE68907702D1 (de) 1993-08-26
DE68907702T2 true DE68907702T2 (de) 1993-10-28

Family

ID=20374218

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89850432T Expired - Fee Related DE68907702T2 (de) 1988-12-13 1989-12-12 Walzring aus Hartmetall und Gusseisen und Verfahren zur Herstellung.

Country Status (12)

Country Link
EP (1) EP0374116B1 (de)
JP (1) JPH0699776B2 (de)
KR (1) KR960007504B1 (de)
AT (1) ATE91725T1 (de)
AU (1) AU615125B2 (de)
BR (1) BR8906357A (de)
CA (1) CA2005220C (de)
DD (1) DD296011A5 (de)
DE (1) DE68907702T2 (de)
ES (1) ES2042071T3 (de)
SE (1) SE464226B (de)
ZA (1) ZA899448B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU657296B2 (en) * 1991-02-11 1995-03-09 Sandvik Ab A roll including a cemented carbide ring cast into a cast iron body
GB9409322D0 (en) * 1994-05-10 1994-06-29 Keg Services Ltd Container
CN1050074C (zh) * 1994-11-17 2000-03-08 宝山钢铁(集团)公司 合金球铁连轧组合辊
SE504707C2 (sv) * 1995-07-14 1997-04-07 Sandvik Ab Kompositvalls med hårdmetall och gjutjärn
CN1067443C (zh) * 1998-10-15 2001-06-20 冶金工业部北京冶金设备研究院 多元钨合金铸铁辊环及其制造方法
EP2508670B1 (de) 2011-04-04 2013-08-21 Cellwood Machinery AB Refinerscheibe oder Refinerscheibensegment
EP2508262B1 (de) 2011-04-04 2014-01-01 Cellwood Machinery AB Verfahren zur Bereitstellung eines Kraftstoffs
JOP20200150A1 (ar) 2011-04-06 2017-06-16 Esco Group Llc قطع غيار بأوجه مقواه باستخدام عملية التقسية المصلدة والطريقة والتجميع المرافق للتصنيع
DE102014214640A1 (de) 2014-07-25 2016-01-28 Ford Global Technologies, Llc Verfahren zur Herstellung eines Bauteils aus wärmebehandeltem Gusseisen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549430A (en) * 1967-11-14 1970-12-22 Int Nickel Co Bainitic ductile iron having high strength and toughness
US3609849A (en) * 1969-04-09 1971-10-05 Jan M Krol Forming rolls
SE371114B (de) * 1971-01-08 1974-11-11 Seco Tools Ab
US3860457A (en) * 1972-07-12 1975-01-14 Kymin Oy Kymmene Ab A ductile iron and method of making it
SE399911C (sv) * 1976-02-05 1980-01-31 Sandvik Ab Slitdetalj med hog slitstyrka och god hallfasthet, sammansatt av hardmetall och gjutjern
JPS5767145A (en) * 1980-10-09 1982-04-23 Toshiba Tungaloy Co Ltd Superhard alloy for plastic working
JPS61176408A (ja) * 1985-01-31 1986-08-08 Kubota Ltd 複合リングロ−ル
JPH0627289B2 (ja) * 1985-02-28 1994-04-13 株式会社クボタ ネツク部の強籾な複合ロ−ルの製造方法
SE8502514L (sv) * 1985-05-22 1986-11-23 Volvo Ab Forfarande for framstellning av ett bainitherdat segjern

Also Published As

Publication number Publication date
ES2042071T3 (es) 1993-12-01
CA2005220A1 (en) 1990-06-13
JPH02243736A (ja) 1990-09-27
EP0374116A1 (de) 1990-06-20
SE8804503L (sv) 1990-06-14
AU4585089A (en) 1990-06-21
KR960007504B1 (ko) 1996-06-05
KR900010021A (ko) 1990-07-06
ZA899448B (en) 1990-09-26
DD296011A5 (de) 1991-11-21
BR8906357A (pt) 1990-08-21
AU615125B2 (en) 1991-09-19
JPH0699776B2 (ja) 1994-12-07
DE68907702D1 (de) 1993-08-26
SE464226B (sv) 1991-03-25
ATE91725T1 (de) 1993-08-15
CA2005220C (en) 2000-03-14
EP0374116B1 (de) 1993-07-21
SE8804503D0 (sv) 1988-12-13

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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