EP1918393A3 - Alloy for use in galvanic protection - Google Patents

Alloy for use in galvanic protection Download PDF

Info

Publication number
EP1918393A3
EP1918393A3 EP06124232A EP06124232A EP1918393A3 EP 1918393 A3 EP1918393 A3 EP 1918393A3 EP 06124232 A EP06124232 A EP 06124232A EP 06124232 A EP06124232 A EP 06124232A EP 1918393 A3 EP1918393 A3 EP 1918393A3
Authority
EP
European Patent Office
Prior art keywords
alloy
galvanic protection
anode
manganese
chromium
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.)
Granted
Application number
EP06124232A
Other languages
German (de)
French (fr)
Other versions
EP1918393B1 (en
EP1918393A2 (en
Inventor
Brett Alexander Maddern
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.)
MARINE PROTECTION SYSTEMS PTY LTD.
Original Assignee
Marina Protection Systems Pty 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
Application filed by Marina Protection Systems Pty Ltd filed Critical Marina Protection Systems Pty Ltd
Publication of EP1918393A2 publication Critical patent/EP1918393A2/en
Publication of EP1918393A3 publication Critical patent/EP1918393A3/en
Application granted granted Critical
Publication of EP1918393B1 publication Critical patent/EP1918393B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
    • C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
    • C23F13/12—Electrodes characterised by the material
    • C23F13/14—Material for sacrificial anodes
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F2213/00—Aspects of inhibiting corrosion of metals by anodic or cathodic protection
    • C23F2213/30—Anodic or cathodic protection specially adapted for a specific object
    • C23F2213/31—Immersed structures, e.g. submarine structures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Prevention Of Electric Corrosion (AREA)

Abstract

The invention relates to an aluminium alloy and anode made therefrom containing silicon, iron, copper, manganese, magnesium, chromium, zinc and titanium. The anode is used as a sacrificial anode in water vessels with non-metallic hulls.
EP06124232A 2006-11-03 2006-11-16 Alloy for use in galvanic protection Not-in-force EP1918393B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2006235903A AU2006235903B2 (en) 2006-11-03 2006-11-03 Alloy for use in galvanic protection

Publications (3)

Publication Number Publication Date
EP1918393A2 EP1918393A2 (en) 2008-05-07
EP1918393A3 true EP1918393A3 (en) 2009-01-28
EP1918393B1 EP1918393B1 (en) 2011-06-22

Family

ID=37890999

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06124232A Not-in-force EP1918393B1 (en) 2006-11-03 2006-11-16 Alloy for use in galvanic protection

Country Status (7)

Country Link
US (1) US20080107560A1 (en)
EP (1) EP1918393B1 (en)
AT (1) ATE513933T1 (en)
AU (1) AU2006235903B2 (en)
CA (1) CA2567681A1 (en)
NO (1) NO20065162L (en)
NZ (1) NZ551262A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105256178A (en) * 2015-10-29 2016-01-20 无锡市嘉邦电力管道厂 Corrosion resisting aluminum alloy and preparing method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368952A (en) * 1964-05-18 1968-02-13 Olin Mathieson Alloy for cathodic protection galvanic anode
JP2002097539A (en) * 2000-09-25 2002-04-02 Nakabohtec Corrosion Protecting Co Ltd Aluminum alloy for galvanic anode in low-temperature seawater environment
KR20050067605A (en) * 2003-12-29 2005-07-05 주식회사 삼공사 Aluminum alloy for galvanic anode

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496620A (en) * 1966-11-07 1970-02-24 Olin Mathieson Composite aluminum article
US6602363B2 (en) * 1999-12-23 2003-08-05 Alcoa Inc. Aluminum alloy with intergranular corrosion resistance and methods of making and use

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368952A (en) * 1964-05-18 1968-02-13 Olin Mathieson Alloy for cathodic protection galvanic anode
JP2002097539A (en) * 2000-09-25 2002-04-02 Nakabohtec Corrosion Protecting Co Ltd Aluminum alloy for galvanic anode in low-temperature seawater environment
KR20050067605A (en) * 2003-12-29 2005-07-05 주식회사 삼공사 Aluminum alloy for galvanic anode

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
1 January 1900, 19000101, XP008099770 *
19000101, 1 January 1900 (1900-01-01), XP008099771 *
CHEMICAL ABSTRACTS, vol. 54, no. 2, 1989, Columbus, Ohio, US; abstract no. 112:61028, H. MEISSNER: "A review of long-term corrosion tests on aluminum alloys in Arabian Gulf water" page 299; XP008099771 *
CHEMICAL ABSTRACTS, vol. 54, no. 2, 1996, Columbus, Ohio, US; abstract no. 125:336054, OSAMI NAGATA, TAKEUCHI KATSUZI: "Corrosion after 3.5 years' service of an aluminum boat using 6951 alloy brazed honeycomb panels and 6N01-T5 alloy extrusions on her main hull structures" XP008099770 *

Also Published As

Publication number Publication date
NO20065162L (en) 2008-05-04
ATE513933T1 (en) 2011-07-15
CA2567681A1 (en) 2008-05-03
US20080107560A1 (en) 2008-05-08
AU2006235903B2 (en) 2011-03-03
EP1918393B1 (en) 2011-06-22
AU2006235903A1 (en) 2008-05-22
EP1918393A2 (en) 2008-05-07
NZ551262A (en) 2007-03-30

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