BR112018074843A2 - ferros fundidos brancos resistentes à erosão e corrosão - Google Patents

ferros fundidos brancos resistentes à erosão e corrosão

Info

Publication number
BR112018074843A2
BR112018074843A2 BR112018074843-9A BR112018074843A BR112018074843A2 BR 112018074843 A2 BR112018074843 A2 BR 112018074843A2 BR 112018074843 A BR112018074843 A BR 112018074843A BR 112018074843 A2 BR112018074843 A2 BR 112018074843A2
Authority
BR
Brazil
Prior art keywords
matrix
carbides
erosion
corrosion resistant
volume
Prior art date
Application number
BR112018074843-9A
Other languages
English (en)
Inventor
Francis Dolman Kevin
Justin Lucey Timothy
Original Assignee
Weir Minerals Australia Ltd
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 AU2016902490A external-priority patent/AU2016902490A0/en
Application filed by Weir Minerals Australia Ltd filed Critical Weir Minerals Australia Ltd
Publication of BR112018074843A2 publication Critical patent/BR112018074843A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/06—Cast-iron alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/08—Making cast-iron alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/06—Cast-iron alloys containing chromium
    • C22C37/08—Cast-iron alloys containing chromium with nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/36—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.7% by weight of carbon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/56—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Heat Treatment Of Articles (AREA)
  • Glass Compositions (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Ceramic Products (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Mold Materials And Core Materials (AREA)
  • Crushing And Grinding (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

peça fundida de um ferro branco hipereutético que, em uma forma de molde de fundição, tem uma microestrutura que inclui uma matriz ferrosa que contém 12 a 20% em peso de cromo em solução na matriz, carbetos de cromo eutéticos dispersos na matriz, carbetos de cromo primários dispersos na matriz e opcionalmente carbetos secundários dispersos na matriz. os carbetos eutéticos são 15 a 25% em volume da peça fundida e os carbetos primários são 25 a 35% em volume da peça fundida. quando presentes, os carbetos secundários são até 6% em volume da peça fundida.
BR112018074843-9A 2016-06-24 2017-06-26 ferros fundidos brancos resistentes à erosão e corrosão BR112018074843A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU2016902490 2016-06-24
AU2016902490A AU2016902490A0 (en) 2016-06-24 Erosion and corrosion resistant white cast irons
PCT/AU2017/050650 WO2017219098A1 (en) 2016-06-24 2017-06-26 Erosion and corrosion resistant white cast irons

Publications (1)

Publication Number Publication Date
BR112018074843A2 true BR112018074843A2 (pt) 2019-03-19

Family

ID=60783127

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018074843-9A BR112018074843A2 (pt) 2016-06-24 2017-06-26 ferros fundidos brancos resistentes à erosão e corrosão

Country Status (17)

Country Link
US (1) US11873545B2 (pt)
EP (1) EP3475457A4 (pt)
KR (1) KR102342651B1 (pt)
CN (1) CN109563573A (pt)
AU (1) AU2017280114B2 (pt)
BR (1) BR112018074843A2 (pt)
CA (1) CA3026816C (pt)
CL (1) CL2018003728A1 (pt)
EA (1) EA036277B1 (pt)
IL (1) IL263575B2 (pt)
MA (1) MA44552B1 (pt)
MX (1) MX2018015728A (pt)
MY (1) MY189117A (pt)
PE (1) PE20190055A1 (pt)
PH (1) PH12019500023A1 (pt)
UA (1) UA124971C2 (pt)
WO (1) WO2017219098A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11676009B2 (en) * 2019-10-04 2023-06-13 Raytheon Technologies Corporation Machine learning based rotor alloy design system
WO2022109685A1 (en) * 2020-11-30 2022-06-02 Weir Minerals Australia Ltd Complex materials

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1245552A (en) 1916-04-10 1917-11-06 Electro Metallurg Co Alloy.
LU63431A1 (pt) 1971-06-29 1973-01-22
US4043842A (en) 1972-07-12 1977-08-23 Joiret Victor L J Grinding members
FR2228115B1 (pt) * 1973-05-04 1975-11-21 Thome Cromback Acieries
ZA844074B (en) * 1983-05-30 1986-04-30 Vickers Australia Ltd Abrasion resistant materials
NZ266400A (en) * 1993-05-21 1997-09-22 Warman Int Ltd Casting method for eutectic alloy system: adding particulate material to molten stream to extract heat at point of casting
KR960006038B1 (ko) * 1993-12-28 1996-05-08 포항종합제철주식회사 내마모성이 우수한 크롬탄화물형 합금
AU699301B2 (en) 1995-04-13 1998-11-26 Ashfield Holdings Pty Ltd Manufacturing of bimetal grinding rings
KR0147754B1 (ko) * 1995-05-29 1998-11-02 유상부 내마모성이 우수한 콘크리트 펌프카의 밸브용 철기합금
KR100260025B1 (ko) * 1997-12-03 2000-06-15 노건일 수명이 연장된 고경도 고인성 고크롬 백주철 및 이의 제조방법
AU2003902535A0 (en) * 2003-05-22 2003-06-05 Weir Warman Ltd Wear resistant cast iron
BRPI0419131B1 (pt) * 2003-10-27 2017-11-28 Global Tough Alloys Pty Ltd High-white heavy iron heat resistant chromium, method for producing a whole white iron rail of high weaving chromium content, method for production of surface collection through welding to white iron resistance of high resistant chromium content to wear
MY170019A (en) * 2010-02-01 2019-06-20 Weir Minerals Australia Ltd Metal alloys for high impact applications
CN102330016B (zh) 2011-09-16 2013-07-03 昆明市宜良化工设备铸造厂 一种亚共晶高铬白口铸铁的制备方法
CN102925783A (zh) * 2012-10-09 2013-02-13 西安交通大学 一种过共晶高铬白口铸铁的制备方法
US9284631B2 (en) 2014-05-16 2016-03-15 Roman Radon Hypereutectic white iron alloys comprising chromium and nitrogen and articles made therefrom
CN105441784A (zh) 2015-11-18 2016-03-30 临沂金正阳管业有限公司 一种超高铬合金耐磨铸铁导板材料及其制备方法
US9580777B1 (en) 2016-02-08 2017-02-28 Roman Radon Hypereutectic white iron alloys comprising chromium, boron and nitrogen and articles made therefrom

Also Published As

Publication number Publication date
AU2017280114A1 (en) 2019-01-17
AU2017280114B2 (en) 2022-07-28
IL263575A (en) 2019-01-31
CN109563573A (zh) 2019-04-02
UA124971C2 (uk) 2021-12-22
IL263575B1 (en) 2023-01-01
WO2017219098A1 (en) 2017-12-28
MY189117A (en) 2022-01-26
CL2018003728A1 (es) 2019-05-10
MA44552B1 (fr) 2020-11-30
CA3026816C (en) 2024-01-16
EA036277B1 (ru) 2020-10-21
EP3475457A4 (en) 2019-11-20
EA201892667A1 (ru) 2019-05-31
KR102342651B1 (ko) 2021-12-24
CA3026816A1 (en) 2017-12-28
KR20190022698A (ko) 2019-03-06
US11873545B2 (en) 2024-01-16
EP3475457A1 (en) 2019-05-01
PE20190055A1 (es) 2019-01-11
IL263575B2 (en) 2023-05-01
MX2018015728A (es) 2019-04-29
US20190185975A1 (en) 2019-06-20
MA44552A1 (fr) 2020-03-31
PH12019500023A1 (en) 2019-10-21

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Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]