ATE106102T1 - ALUMINUM CASTING ALLOYS. - Google Patents

ALUMINUM CASTING ALLOYS.

Info

Publication number
ATE106102T1
ATE106102T1 AT89902718T AT89902718T ATE106102T1 AT E106102 T1 ATE106102 T1 AT E106102T1 AT 89902718 T AT89902718 T AT 89902718T AT 89902718 T AT89902718 T AT 89902718T AT E106102 T1 ATE106102 T1 AT E106102T1
Authority
AT
Austria
Prior art keywords
alloy
excess
maximum
uniformly dispersed
microstructure
Prior art date
Application number
AT89902718T
Other languages
German (de)
Inventor
John Alan Eady
Christopher John Heathcock
Peter Lawrencer Kean
Kevin Phillip Rogers
Rodney Alan Legge
Original Assignee
Comalco Alu
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 Comalco Alu filed Critical Comalco Alu
Application granted granted Critical
Publication of ATE106102T1 publication Critical patent/ATE106102T1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C21/00Alloys based on aluminium
    • C22C21/02Alloys based on aluminium with silicon as the next major constituent
    • C22C21/04Modified aluminium-silicon alloys
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • C22F1/047Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with magnesium as the next major constituent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Continuous Casting (AREA)
  • Powder Metallurgy (AREA)

Abstract

A cast hypereutectic Al-Si alloy with from 12-15 % Si, having excellent wear resistance and machinability, improved fatigue strength and good levels of ambient and elevated temperature properties is provided, as well as a method of producing such alloy. The alloy and a melt used in the method contains Sr in excess of 0.10 % and Ti in excess of 0.005 %, the alloy further comprising: Cu 1.5 to 5.5 %, Ni 1.0 to 3.00 %, Mg 0.1 to 1.0 %, Fe 0.1 to 1.0 %, Mn 0.1 to 0.8 %, Zr 0.01 to 0.1 %, Zn 0 to 3.0 %, Sn 0 to 0.2 %, Pb 0 to 0.2 %, Cr 0 to 0.1 %, Na 0 to 0.01 %, B (elemental) 0.05 % maximum, Ca 0.003 % maximum, P 0.003 % maximum. Others 0.05 % maximum each, the balance, apart from incidental impurities, being Al. The level of Sr in excess of 0.10 % and Ti in excess of 0.005 % is such that the alloy has a microstructure in which any primary Si formed is substantially uniformly dispersed and is substantially free of segregation, and in which substantially uniformly dispersed Sr intermetallic particles are present but are substantially free of such particles in the form of platelets, with the microstructure predominantly comprising a eutectic matrix.
AT89902718T 1988-02-10 1989-02-10 ALUMINUM CASTING ALLOYS. ATE106102T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPI668188 1988-02-10

Publications (1)

Publication Number Publication Date
ATE106102T1 true ATE106102T1 (en) 1994-06-15

Family

ID=3772801

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89902718T ATE106102T1 (en) 1988-02-10 1989-02-10 ALUMINUM CASTING ALLOYS.

Country Status (11)

Country Link
EP (1) EP0400059B1 (en)
JP (1) JP2858838B2 (en)
KR (1) KR970001410B1 (en)
AT (1) ATE106102T1 (en)
AU (1) AU612239B2 (en)
CA (1) CA1329024C (en)
DE (1) DE68915539T2 (en)
ES (1) ES2016004A6 (en)
IN (1) IN173691B (en)
NZ (1) NZ227940A (en)
WO (1) WO1989007662A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991002100A1 (en) * 1989-08-09 1991-02-21 Comalco Limited CASTING OF MODIFIED Al BASE-Si-Cu-Ni-Mg-Mn-Zr HYPEREUTECTIC ALLOYS
US5316070A (en) * 1989-12-11 1994-05-31 Comalco Aluminum Limited Controlled casting of Al-Si hypereutectic alloys
DE4400896C1 (en) * 1994-01-14 1995-03-30 Bergische Stahlindustrie Brake disc for disc brakes of rail vehicles
US6786983B2 (en) 2002-03-19 2004-09-07 Spx Corporation Casting process and product
US7666353B2 (en) 2003-05-02 2010-02-23 Brunswick Corp Aluminum-silicon alloy having reduced microporosity
US6923935B1 (en) 2003-05-02 2005-08-02 Brunswick Corporation Hypoeutectic aluminum-silicon alloy having reduced microporosity
KR101664586B1 (en) * 2014-11-19 2016-10-25 현대자동차주식회사 Aluminum alloy for engine piston of automobile and method for producing the same
CN108929994A (en) * 2018-07-13 2018-12-04 宜兴市佳信数控科技有限公司 A kind of large hydraulic press, molding machine special-purpose hydraulic cylinder and preparation method thereof
CN110527874A (en) * 2019-10-16 2019-12-03 南通众福新材料科技有限公司 A kind of high-strength abrasion-proof aluminum alloy materials and manufacture craft
CN113862529B (en) * 2020-06-30 2023-04-07 比亚迪股份有限公司 Aluminum alloy and preparation method thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3970368A (en) * 1968-06-25 1969-11-26 Comalco Aluminium Chell Bay) Limited Aluminium base alloys
GB1529305A (en) * 1974-11-15 1978-10-18 Alcan Res & Dev Method of producing metal alloy products
CA1064736A (en) * 1975-06-11 1979-10-23 Robert D. Sturdevant Strontium-bearing master composition for aluminum casting alloys
AU536976B2 (en) * 1980-09-10 1984-05-31 Comalco Limited Aluminium-silicon alloys
US4734130A (en) * 1984-08-10 1988-03-29 Allied Corporation Method of producing rapidly solidified aluminum-transition metal-silicon alloys
JPS6274043A (en) * 1985-09-27 1987-04-04 Ube Ind Ltd High strength aluminum alloy for pressure casting

Also Published As

Publication number Publication date
NZ227940A (en) 1990-12-21
JP2858838B2 (en) 1999-02-17
KR970001410B1 (en) 1997-02-06
WO1989007662A1 (en) 1989-08-24
KR900700642A (en) 1990-08-16
CA1329024C (en) 1994-05-03
DE68915539T2 (en) 1994-09-01
EP0400059A4 (en) 1991-07-24
ES2016004A6 (en) 1990-10-01
AU3069789A (en) 1989-09-06
IN173691B (en) 1991-06-25
EP0400059A1 (en) 1990-12-05
DE68915539D1 (en) 1994-06-30
AU612239B2 (en) 1991-07-04
JPH03503658A (en) 1991-08-15
EP0400059B1 (en) 1994-05-25

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Legal Events

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