[go: up one dir, main page]

KR970005425A - 복합 롤 - Google Patents

복합 롤 Download PDF

Info

Publication number
KR970005425A
KR970005425A KR1019960028434A KR19960028434A KR970005425A KR 970005425 A KR970005425 A KR 970005425A KR 1019960028434 A KR1019960028434 A KR 1019960028434A KR 19960028434 A KR19960028434 A KR 19960028434A KR 970005425 A KR970005425 A KR 970005425A
Authority
KR
South Korea
Prior art keywords
cast iron
cast
roll
weight
ceqv
Prior art date
Application number
KR1019960028434A
Other languages
English (en)
Other versions
KR100415367B1 (ko
Inventor
요한 마더루드 칼
칼슨 얀-에릭
Original Assignee
레나르트 태퀴스트
산드빅 에이비
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 레나르트 태퀴스트, 산드빅 에이비 filed Critical 레나르트 태퀴스트
Publication of KR970005425A publication Critical patent/KR970005425A/ko
Application granted granted Critical
Publication of KR100415367B1 publication Critical patent/KR100415367B1/ko

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
    • B21B27/03—Sleeved rolls
    • B21B27/035—Rolls for bars, rods, rounds, tubes, wire or the like
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/04—Cast-iron alloys containing spheroidal graphite
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49544—Roller making
    • Y10T29/49547—Assembling preformed components
    • Y10T29/49549—Work contacting surface element assembled to core

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Geometry (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Friction Gearing (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Glass Compositions (AREA)

Abstract

본 발명은 초경합금 및 주철로 구성된 롤에 관한 것이다. 롤은 열간 또는 냉간 압연용으로 사용될 수 있다. 주철은 Fe 외에 Si 1.9 - 2.8, Mg 0.02 - 0.10, Ni 0.5 - 4, Mn 0.1 - 1 및 Ceqv 2.5 - 6 중량 퍼센트의 조성으로 구성된다.

Description

복합 롤
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도1은 스핀들 상에 장착되는 초경합금 링(2) 및 주철 케이싱(1)으로 구성된 복합 롤을 도시하는 도면, 도2는 하나의 주조된 초경합금 링(2)을 구비한 롤 코어 및 저널(11)을 포함하는 복합 롤을 도시하는 도면, 도3은 흑연노듈(3), 펄라이트(4) 및 페라이트(5)를 포함하는 본 발명에 의한 노듈라 주철의 미세조직을 도시하는 도면.

Claims (4)

  1. 사실상 흑연 주철로 구성된 주조 합금으로 주조된 적어도 하나의 초경합금 링을 포함하는 양호하게는 열간 또는 냉간 압연용의 복합 롤에 있어서,
    주철은 Fe 외에 중량 퍼센트에서 Si 1.9 - 2.8, Mg 0.02 - 0.10, Ni 0.5 - 4, Mn 0.1 - 1 및 Ceqv 2.5 - 6인 조성으로 구성되는 것을 특징으로 하는 복합 롤.
  2. 제1항에 있어서, 주철은 Fe 외에 중량 퍼센트에서 Si 2.1 - 2.5, Mg 0.04 - 0.07, Ni 1 - 2, Mn 0.6 - 0.7 및 Ceqv 3.5 - 5인 조성으로 구성되는 것을 특징으로 하는 복합 롤.
  3. 제1항 또는 제2항에 있어서, 롤의 주철 부분의 중량이 1000㎏을 초과하는 경우에 주철은 2 중량 퍼센트 미만, 양호하게는 0.01 내지 1 중량 퍼센트의 구리를 더 함유하는 것을 특징으로 하는 롤.
  4. 선행하는 청구항 중 어느 한 항에 있어서, 주철은 40 체적 퍼센트 이상의 펄라이트를 포함하는 것을 특징으로 하는 롤.
KR1019960028434A 1995-07-14 1996-07-13 복합롤 KR100415367B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9502639-99 1995-07-14
SE9502639A SE504707C2 (sv) 1995-07-14 1995-07-14 Kompositvalls med hårdmetall och gjutjärn
SE9502639-9 1995-07-14

Publications (2)

Publication Number Publication Date
KR970005425A true KR970005425A (ko) 1997-02-19
KR100415367B1 KR100415367B1 (ko) 2004-04-14

Family

ID=20399023

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960028434A KR100415367B1 (ko) 1995-07-14 1996-07-13 복합롤

Country Status (14)

Country Link
US (2) US6095958A (ko)
EP (1) EP0753594B1 (ko)
JP (1) JP3977461B2 (ko)
KR (1) KR100415367B1 (ko)
CN (1) CN1068634C (ko)
AT (1) ATE187988T1 (ko)
AU (1) AU714031B2 (ko)
BR (1) BR9603067A (ko)
CA (1) CA2180516A1 (ko)
DE (1) DE69605723T2 (ko)
ES (1) ES2142040T3 (ko)
RU (1) RU2158640C2 (ko)
SE (1) SE504707C2 (ko)
ZA (1) ZA965690B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19827861A1 (de) * 1997-06-27 1999-01-07 Mitsubishi Materials Corp Verbundwalze mit hervorragender Beständigkeit gegen Thermoschock
DE19750144A1 (de) * 1997-11-12 1999-06-02 Krupp Polysius Ag Verfahren zur Herstellung einer Mahlwalze
WO2001087508A1 (fr) * 2000-05-16 2001-11-22 Kawasaki Steel Corporation Rouleau composite de carbure metallique et procede de laminage a chaud d'acier faisant intervenir ce rouleau
KR100435324B1 (ko) * 2001-12-27 2004-06-10 현대자동차주식회사 고온 내산화성을 갖는 내열구상흑연주철
FI118738B (fi) 2005-01-05 2008-02-29 Metso Paper Inc Pallografiittivalurauta ja menetelmä pallografiittivaluraudan valmistamiseksi lujuutta ja sitkeyttä vaativia koneenrakennusosia varten
DE102007028824B3 (de) * 2007-06-20 2009-02-19 Siemens Ag Verfahren zur Herstellung eines Blechs in einer Walzstraße
DE102007028823A1 (de) * 2007-06-20 2008-12-24 Siemens Ag Verfahren zur Herstellung eines Blechs in einer Walzstraße
US8400035B2 (en) * 2008-12-27 2013-03-19 Schlumberger Technology Corporation Rotor bearing assembly
WO2013077377A1 (ja) * 2011-11-21 2013-05-30 日立金属株式会社 遠心鋳造製複合圧延ロール及びその製造方法
JP2017517399A (ja) * 2014-03-14 2017-06-29 サンドビック インテレクチュアル プロパティー アクティエボラーグ 複合ロール

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3609849A (en) * 1969-04-09 1971-10-05 Jan M Krol Forming rolls
SE399911C (sv) * 1976-02-05 1980-02-18 Sandvik Ab Slitdetalj med hog slitstyrka och god hallfasthet, sammansatt av hardmetall och gjutjern
US4396442A (en) * 1981-05-15 1983-08-02 Kubota Ltd. Ductile cast iron roll and a manufacturing method thereof
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
SE464226B (sv) * 1988-12-13 1991-03-25 Sandvik Ab Valsring, sammansatt av haardmetall och gjutjaern samt saett foer framstaellning av densamma
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
US5248289A (en) * 1989-12-13 1993-09-28 Sandvik Ab Cast iron roll with one or more cemented carbide roll rings metallurgically bonded thereto
US5359772A (en) * 1989-12-13 1994-11-01 Sandvik Ab Method for manufacture of a roll ring comprising cemented carbide and cast iron
JP2898749B2 (ja) * 1990-07-04 1999-06-02 株式会社クボタ 高耐摩耗ロール材およびその製造法

Also Published As

Publication number Publication date
JPH0931591A (ja) 1997-02-04
AU714031B2 (en) 1999-12-16
CA2180516A1 (en) 1997-01-15
CN1145828A (zh) 1997-03-26
JP3977461B2 (ja) 2007-09-19
SE9502639L (sv) 1997-01-15
AU5611996A (en) 1997-01-23
EP0753594A1 (en) 1997-01-15
KR100415367B1 (ko) 2004-04-14
US6490793B1 (en) 2002-12-10
ZA965690B (en) 1997-01-24
EP0753594B1 (en) 1999-12-22
DE69605723T2 (de) 2000-05-31
US6095958A (en) 2000-08-01
ATE187988T1 (de) 2000-01-15
ES2142040T3 (es) 2000-04-01
DE69605723D1 (de) 2000-01-27
BR9603067A (pt) 1998-05-05
SE9502639D0 (sv) 1995-07-14
SE504707C2 (sv) 1997-04-07
RU2158640C2 (ru) 2000-11-10
CN1068634C (zh) 2001-07-18

Similar Documents

Publication Publication Date Title
KR970005425A (ko) 복합 롤
CA2228488A1 (en) Roll for hot rolling having enhanced abrasion resistance and reduced carbide segregation
KR920002251A (ko) 압연로울용 내마모주철재 및 복합로울
KR960029478A (ko) 연자기특성이 우수한 저붕소 비정질합금
RU96115323A (ru) Составной валок
CA2189668A1 (en) Centrifugal Cast Roll Shell Material
KR900010021A (ko) 시멘티드 카바이드(cemented carbide)와 주철로 된 롤 링(roll ring)과 그 제조방법
JPS55153659A (en) Composite sleeve roll for h-beam steel polling
JPS55158250A (en) High-hardness high-chromium roll
Basak et al. Effect of manganese on wear resistance and impact strength of 12% chromium white cast iron
JPS5779153A (en) Burning resistant iron alloy for oxygen duct
JPS55134154A (en) High-strength corrosion-resistant high-silicon cast iron with improved turning workability
Stebel Rolling With Sleeved Rolls
JPS5693858A (en) High temp. steel with excellent creep embrittlement resistance
Deng et al. Effect of manganese content on the microstructure and properties of HT 250 cast iron
Maruco et al. Development of Roughing Rolls for Section Rolling
Omurkulova et al. The Effect of Rare Earth Metals on Mechanical Properties of Alloy AL 34
Rudyuk et al. Rolling(Mill) Rolls of Alloyed Spheroidal Graphite Iron
Dlugnikov et al. Effect of Impurities in Modification of Aluminum Alloys
JPS55107757A (en) Tough wear-resistant composite roll
Gorobchenko The Hierarchy of Structures and Control of Properties of Cold-Resistant Cast Steel
Zheng Effects of cooling rate and Mn, Cu contents on the hardness of as-cast ductile iron
Chen et al. The Influence of Silicon Content and Cross-Section of Casting on Mechanical Properties of Ferritic S. G. I
Chang et al. Effect of Mg and S on Nodular Graphite Formation in Cast Iron
JPS57181358A (en) Wear resistant centrifugally cast single-layer sleeve, composite sleeve and composite roll

Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19960713

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20010609

Comment text: Request for Examination of Application

Patent event code: PA02011R01I

Patent event date: 19960713

Comment text: Patent Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20030728

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20031211

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20040105

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20040106

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20061226

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20080102

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20090102

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20091224

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20101222

Start annual number: 8

End annual number: 8

PR1001 Payment of annual fee

Payment date: 20111221

Start annual number: 9

End annual number: 9

PR1001 Payment of annual fee

Payment date: 20121226

Start annual number: 10

End annual number: 10

FPAY Annual fee payment

Payment date: 20131218

Year of fee payment: 11

PR1001 Payment of annual fee

Payment date: 20131218

Start annual number: 11

End annual number: 11

FPAY Annual fee payment

Payment date: 20141230

Year of fee payment: 12

PR1001 Payment of annual fee

Payment date: 20141230

Start annual number: 12

End annual number: 12

FPAY Annual fee payment

Payment date: 20151217

Year of fee payment: 13

PR1001 Payment of annual fee

Payment date: 20151217

Start annual number: 13

End annual number: 13

EXPY Expiration of term
PC1801 Expiration of term