RU96115323A - COMPONENT SHAFT - Google Patents

COMPONENT SHAFT

Info

Publication number
RU96115323A
RU96115323A RU96115323/02A RU96115323A RU96115323A RU 96115323 A RU96115323 A RU 96115323A RU 96115323/02 A RU96115323/02 A RU 96115323/02A RU 96115323 A RU96115323 A RU 96115323A RU 96115323 A RU96115323 A RU 96115323A
Authority
RU
Russia
Prior art keywords
cast iron
roll
iron
roll according
cast
Prior art date
Application number
RU96115323/02A
Other languages
Russian (ru)
Other versions
RU2158640C2 (en
Inventor
Мейдруд Карл-Йохан
Карлсон Ян-Эрик
Original Assignee
Сандвик Аб
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
Priority claimed from SE9502639A external-priority patent/SE504707C2/en
Application filed by Сандвик Аб filed Critical Сандвик Аб
Publication of RU96115323A publication Critical patent/RU96115323A/en
Application granted granted Critical
Publication of RU2158640C2 publication Critical patent/RU2158640C2/en

Links

Claims (4)

1. Составной валок, предпочтительно, для горячей или холодной прокатки, включающий по меньшей мере одно кольцо из цементированного карбида, отлитое в оболочку из сплава, представляющего собой практически графитовый литейный чугун, отличающийся тем, что литейный чугун в добавление к железу содержит, мас.%:
Si - 1,9 - 2,8
Mg - 0,02 - 0,10
Ni - 0,5 - 4,0
Mn - 0,1 - 1,0
и имеет Cэкв , равный 2,5 - 6.1. Composite roll, preferably for hot or cold rolling, comprising at least one ring of cemented carbide cast in a shell of an alloy representing almost graphite cast iron, characterized in that the cast iron in addition to iron contains, by weight. %:
Si - 1.9 - 2.8
Mg - 0.02 - 0.10
Ni - 0.5 - 4.0
Mn - 0.1 - 1.0
and has a C eq of 2.5-6 . 2. Валок по п. 1, отличающийся тем, что литейный чугун в добавление к железу содержит, мас.%:
Si - 2,1 - 2,5
Mg - 0,04 - 0,07
Ni - 1 - 2
Mn - 0,6 - 0,7
и имеет Cэкв, равный 3,5 - 5.2. Roll according to claim 1, characterized in that the cast iron in addition to iron contains, wt.%:
Si - 2.1 - 2.5
Mg - 0.04 - 0.07
Ni - 1 - 2
Mn - 0.6 - 0.7
and has a C eq of 3.5 to 5. 3. Валок по любому из предыдущих пунктов, отличающийся тем, что при весе части валка, изготовленной из литейного чугуна свыше 1000 кг, литейный чугун дополнительно содержит менее 2 мас.%, предпочтительно, 0,01-1 мас.% Cu. 3. The roll according to any one of the preceding paragraphs, characterized in that when the weight of the part of the roll made of cast iron over 1000 kg, cast iron further comprises less than 2 wt.%, Preferably 0.01-1 wt.% Cu. 4. Валок по любому из предыдущих пунктов, отличающийся тем, что литейный чугун содержит более 40 об.% перлита. 4. Roll according to any one of the preceding paragraphs, characterized in that the cast iron contains more than 40 vol.% Perlite.
RU96115323/02A 1995-07-14 1996-07-11 Builtup roll RU2158640C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9502639-9 1995-07-14
SE9502639A SE504707C2 (en) 1995-07-14 1995-07-14 Composite wall with cemented carbide and cast iron

Publications (2)

Publication Number Publication Date
RU96115323A true RU96115323A (en) 1998-10-20
RU2158640C2 RU2158640C2 (en) 2000-11-10

Family

ID=20399023

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96115323/02A RU2158640C2 (en) 1995-07-14 1996-07-11 Builtup roll

Country Status (14)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19827861A1 (en) * 1997-06-27 1999-01-07 Mitsubishi Materials Corp Thermal shock resistant composite roll
DE19750144A1 (en) * 1997-11-12 1999-06-02 Krupp Polysius Ag Process for producing a grinding roller
CN1416374A (en) * 2000-05-16 2003-05-07 川崎制铁株式会社 Composite roll of cemented carbide, and steel hot-rolling method wsing same
KR100435324B1 (en) * 2001-12-27 2004-06-10 현대자동차주식회사 Cast iron with improved oxidation resistance at high temperature
FI118738B (en) 2005-01-05 2008-02-29 Metso Paper Inc Globe Granite Cast Iron and Method of Manufacturing Globe Granite Cast Iron for Machine Construction Parts that Require Strength and Toughness
DE102007028824B3 (en) * 2007-06-20 2009-02-19 Siemens Ag Process for producing a sheet in a rolling mill
DE102007028823A1 (en) * 2007-06-20 2008-12-24 Siemens Ag Process for producing a sheet in a rolling mill
US8400035B2 (en) * 2008-12-27 2013-03-19 Schlumberger Technology Corporation Rotor bearing assembly
RU2610645C2 (en) * 2011-11-21 2017-02-14 Хитачи Металз, Лтд. Centrifugally cast composite roller and way of its manufacturing
UA118117C2 (en) 2014-03-14 2018-11-26 Сандвік Інтеллектуал Проперті Аб Compound roll

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 (en) * 1976-02-05 1980-02-18 Sandvik Ab Wear detail with high durability and good toughness, composed of solid metal and cast iron
US4396442A (en) * 1981-05-15 1983-08-02 Kubota Ltd. Ductile cast iron roll and a manufacturing method thereof
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 (en) * 1988-12-13 1991-03-25 Sandvik Ab ROLLING RING, COMPOSITION OF HEAVY METAL AND MOLDING AND SET FOR MANUFACTURING THEREOF
US5104458A (en) * 1988-12-13 1992-04-14 Sandvik Ab Method for manufacture of a roll ring comprising cemented carbide and cast iron
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 (en) * 1990-07-04 1999-06-02 株式会社クボタ High abrasion resistant roll material and its manufacturing method

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