US3031298A - Bearing alloys - Google Patents

Bearing alloys Download PDF

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Publication number
US3031298A
US3031298A US10883A US1088360A US3031298A US 3031298 A US3031298 A US 3031298A US 10883 A US10883 A US 10883A US 1088360 A US1088360 A US 1088360A US 3031298 A US3031298 A US 3031298A
Authority
US
United States
Prior art keywords
bearing
zinc
copper
aluminium
per
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 - Lifetime
Application number
US10883A
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English (en)
Inventor
Derntl Josef
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.)
Voestalpine AG
Voest AG
Original Assignee
Voestalpine AG
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 Voestalpine AG filed Critical Voestalpine AG
Application granted granted Critical
Publication of US3031298A publication Critical patent/US3031298A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C18/00Alloys based on zinc
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C18/00Alloys based on zinc
    • C22C18/04Alloys based on zinc with aluminium as the next major constituent
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C20/00Alloys based on cadmium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C21/00Alloys based on aluminium
    • C22C21/003Alloys based on aluminium containing at least 2.6% of one or more of the elements: tin, lead, antimony, bismuth, cadmium, and titanium
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02Parts of sliding-contact bearings
    • F16C33/04Brasses; Bushes; Linings
    • F16C33/06Sliding surface mainly made of metal
    • F16C33/12Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
    • F16C33/121Use of special materials

Definitions

  • the present invention relates to bearing alloys comprismaterials and under the same conditions this figure caning primarily aluminium, zinc and copper. 10 not exceed 280 kg. per sq. cm), is there an increase in the Bearing materials are known which consist of an alutemperature and of the frictional resistance without the miniurn-zinc-copper alloy containing 30% to 66% alushaft being affected and a noticeable increase of wear minium, a copper content which is at least one-sixth and at occurring.
  • Shafts of soft steel for example St 50.11
  • St 50.11 most one-quarter of the aluminium content present and show no scoring or erosion after 100 hours running within which the remainder is zinc.
  • stituted bearing material is known which however con- Press-in tests have shown that the new material will only tains less aluminium, namely 18 to 29%, in which the loosen after heating to 140 C. and following cooling.
  • copper content is one-tenth to one-quarter of the alu-
  • the remainder consists of peratures, for example 160 and in one case even 190 zinc. have been reached, that is temperatures which are practi- Cast bearing materials of the type referred to have a cally never reached in normal bearings.
  • bearing materials of the aluminium-zinc-copper type are The specific weight of the new material lies in general improved by the addition of antimony or tin, or antimony between about 3.6 and 3.8 gm. per cu. cm. and depends and tin.
  • the content of antimony may range between 0.05 mainly on the aluminium content.
  • I signifies the strength in kg. per sq. mm.
  • V the temperature in C. at whicr on subsequent cooling loosening of the mounting of the pressed-in bearing occurs.
  • tent of the bearing material should not exceed 10%. Sat- The new material can be readily cast in sand moulds isfactory results are obtained if the sum of the copper and and in shell moulds or by die casting. It requires no subtin fraction lies between 8 and 12% preferably 10%. sequent heat treatment. This is however not absolutely necessary. Abearing mate- The chromium content can range up to 3%. Instead rial consisting of 20% aluminium, 60% zinc, 10% copper of chromium, nickel up to 3% may be added. and 10% tin has very satisfactory running properties. Further components of the new material may be silicon,
  • bearing materials which have been tested are beryllium and magnesium. Their content individually shown in the following table: should not exceed 3% and altogether 6%.
  • bearing material of the aluminium-zinc-copper alloy type characterised in that is consists essentially of 20 to 65% aluminium, 1 to 10% copper, 0.05 to antimony and 0.1 to tin, and the remainder zinc.
  • bearing material according to claim 1 characterised in that the antimony content is l to 2% 3. Bearing material according to claim 1 characterised in that the tin content is 2 to 6% 4. Bearing material according to claim characterised in that a portion of the zinc is replaced by up to 3% of a metal selected from the group consisting of chromium and nickel.
  • bearing material according to claim 1 characterised in that a part of the zinc is replaced by at least one of the 4 elements silicon, beryllium and magnesium, individually up to 3% and in all up to 6%.
  • bearing material according to claim 1 characterised in that the sum of the content of copper and tin amounts to 8 to 12%.
  • bearing material of the aluminium-zinc-copper alloy type characterised in that it consists essentially of to 65% aluminium, 1 to 10% copper, 0.05 to 5% antimony, and the remainder zinc.
  • Bearing material consists essentially of 59% A1, 29.9% Zn, 8% Cu, 2% Sn, 1% Sb, and 0.1% Cr.
  • Bearing material consists essentially of 60% A1, 30.9% Zn, 8% Cu, 1% Sb, and 0.1% Cr.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Sliding-Contact Bearings (AREA)
US10883A 1959-03-04 1960-02-25 Bearing alloys Expired - Lifetime US3031298A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT168059A AT210156B (de) 1959-03-04 1959-03-04 Lagerwerkstoff auf Aluminium-Zink-Kupfer-Basis

Publications (1)

Publication Number Publication Date
US3031298A true US3031298A (en) 1962-04-24

Family

ID=3518660

Family Applications (1)

Application Number Title Priority Date Filing Date
US10883A Expired - Lifetime US3031298A (en) 1959-03-04 1960-02-25 Bearing alloys

Country Status (7)

Country Link
US (1) US3031298A (es)
AT (1) AT210156B (es)
BE (1) BE588040A (es)
CH (1) CH381862A (es)
ES (1) ES256140A1 (es)
FR (1) FR1249062A (es)
GB (1) GB918390A (es)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3811177A (en) * 1969-12-15 1974-05-21 Vaw Ver Aluminium Werke Ag Process for brazing workpieces of aluminum containing material
US4241148A (en) * 1969-12-15 1980-12-23 Vereinigte Aluminium-Werke Aktiengesellschaft Composite aluminum-containing workpieces
RU2625141C1 (ru) * 2016-07-11 2017-07-11 Юлия Алексеевна Щепочкина Сплав на основе кадмия
RU2710312C1 (ru) * 2019-07-16 2019-12-25 Открытое акционерное общество "Взрывозащищенные электрические аппараты низковольтные" Антифрикционный сплав на основе цинка-олова-алюминия

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2243489A (en) * 1940-05-18 1941-05-27 Stolac Lab Process of making an aluminum bonding metal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2243489A (en) * 1940-05-18 1941-05-27 Stolac Lab Process of making an aluminum bonding metal

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3811177A (en) * 1969-12-15 1974-05-21 Vaw Ver Aluminium Werke Ag Process for brazing workpieces of aluminum containing material
US4241148A (en) * 1969-12-15 1980-12-23 Vereinigte Aluminium-Werke Aktiengesellschaft Composite aluminum-containing workpieces
RU2625141C1 (ru) * 2016-07-11 2017-07-11 Юлия Алексеевна Щепочкина Сплав на основе кадмия
RU2710312C1 (ru) * 2019-07-16 2019-12-25 Открытое акционерное общество "Взрывозащищенные электрические аппараты низковольтные" Антифрикционный сплав на основе цинка-олова-алюминия

Also Published As

Publication number Publication date
GB918390A (en) 1963-02-13
CH381862A (de) 1964-09-15
ES256140A1 (es) 1960-06-01
BE588040A (fr) 1960-06-16
FR1249062A (fr) 1960-12-23
AT210156B (de) 1960-07-25

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