DE59806614D1 - Electroplated hard chrome layer - Google Patents

Electroplated hard chrome layer

Info

Publication number
DE59806614D1
DE59806614D1 DE59806614T DE59806614T DE59806614D1 DE 59806614 D1 DE59806614 D1 DE 59806614D1 DE 59806614 T DE59806614 T DE 59806614T DE 59806614 T DE59806614 T DE 59806614T DE 59806614 D1 DE59806614 D1 DE 59806614D1
Authority
DE
Germany
Prior art keywords
hard chrome
chrome layer
electroplated hard
electroplated
layer
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
DE59806614T
Other languages
German (de)
Inventor
Rudolf Linde
Dipl-Ing Buran
Dr Neuhaeuser
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.)
Federal Mogul Burscheid GmbH
Original Assignee
Federal Mogul Burscheid GmbH
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 Federal Mogul Burscheid GmbH filed Critical Federal Mogul Burscheid GmbH
Application granted granted Critical
Publication of DE59806614D1 publication Critical patent/DE59806614D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D15/00—Electrolytic or electrophoretic production of coatings containing embedded materials, e.g. particles, whiskers, wires
    • C25D15/02—Combined electrolytic and electrophoretic processes with charged materials
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/10—Electroplating with more than one layer of the same or of different metals
    • C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
    • C25D5/14—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium two or more layers being of nickel or chromium, e.g. duplex or triplex layers
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/18—Electroplating using modulated, pulsed or reversing current
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/60—Electroplating characterised by the structure or texture of the layers
    • C25D5/615—Microstructure of the layers, e.g. mixed structure
    • C25D5/617—Crystalline layers
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/60—Electroplating characterised by the structure or texture of the layers
    • C25D5/625—Discontinuous layers, e.g. microcracked layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Physical Vapour Deposition (AREA)
DE59806614T 1997-10-16 1998-10-02 Electroplated hard chrome layer Expired - Lifetime DE59806614D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19745811A DE19745811C2 (en) 1997-10-16 1997-10-16 Electroplated hard chrome layer, use and method for the production thereof

Publications (1)

Publication Number Publication Date
DE59806614D1 true DE59806614D1 (en) 2003-01-23

Family

ID=7845774

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19745811A Expired - Lifetime DE19745811C2 (en) 1997-10-16 1997-10-16 Electroplated hard chrome layer, use and method for the production thereof
DE59806614T Expired - Lifetime DE59806614D1 (en) 1997-10-16 1998-10-02 Electroplated hard chrome layer

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19745811A Expired - Lifetime DE19745811C2 (en) 1997-10-16 1997-10-16 Electroplated hard chrome layer, use and method for the production thereof

Country Status (3)

Country Link
EP (1) EP0909839B1 (en)
DE (2) DE19745811C2 (en)
ES (1) ES2184184T3 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19931829A1 (en) * 1999-07-08 2001-01-18 Federal Mogul Burscheid Gmbh Galvanic hard chrome layer
US20020197504A1 (en) * 1999-12-27 2002-12-26 Hiroyuki Takamura Sliding member
DE102005023627B4 (en) * 2005-05-21 2010-05-06 Federal-Mogul Burscheid Gmbh Steel Kolbe ring
DE102007038188B4 (en) * 2007-08-13 2018-11-15 Federal-Mogul Burscheid Gmbh Wear-resistant coated piston ring and method for its production
DE102007050811A1 (en) 2007-10-24 2009-04-30 Robert Bosch Gmbh Wear protection layer and method for its production
DE102015105761A1 (en) * 2015-04-15 2016-10-20 HDO Druckguss- und Oberflächentechnik GmbH Component with applied chromium layer with tungsten content and molybdenum content and method for producing such a component by means of ternary deposition
DE102020105003A1 (en) * 2020-02-26 2021-08-26 Federal-Mogul Burscheid Gmbh Piston ring with hard chrome layer and improved run-in behavior

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3531410A1 (en) * 1985-09-03 1987-03-05 Goetze Ag GALVANIC HARD CHROME LAYER
IT1215985B (en) * 1988-03-04 1990-02-22 Elca Srl ELECTROCHEMICAL PROCEDURE FOR THE CONSTRUCTION OF CHROME AND METAL COATINGS SIMILAR BY PERIODIC REVERSAL POLARITY BUTTON CURRENT
DE4011201C1 (en) * 1990-04-06 1991-08-22 Lpw-Chemie Gmbh, 4040 Neuss, De Coating workpiece with chromium for improved corrosion resistance - comprises using aq. electrolyte soln. contg. chromic acid sulphate ions, and fluoro:complexes to increase deposition
IT1267394B1 (en) * 1994-02-18 1997-02-05 Ind S R L PROCEDURE FOR THE PRODUCTION OF HARD CHROME COMPOSITE GALVANIC FINISHINGS WITH A DISPERSED PHASE AND ANTI-WEAR FINISHING MADE WITH

Also Published As

Publication number Publication date
DE19745811C2 (en) 2002-06-13
EP0909839A1 (en) 1999-04-21
ES2184184T3 (en) 2003-04-01
EP0909839B1 (en) 2002-12-11
DE19745811A1 (en) 1999-04-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition