Material-efficient laser cladding for corrosion resistance

Khalid Mahmood, Nicholas Stevens, Waheed Ul Haq Syed, Andrew J. Pinkerton

    Research output: Chapter in Book/Conference proceedingConference contribution

    Abstract

    In this work, a single-stage, blown powder laser cladding process was used to deposit a protective layer of Ni-based alloy Inconel 617 on mild steel substrates. A Design of Experiments methodology is used to analyse the effects of the major laser cladding processing parameters on the deposited layer characteristics. Layer thickness, microstructure, dilution, and corrosion resistance are analysed and correlated with the processing parameters and the overall effectiveness of the protective coating assessed. The work is unique in that the protective material, usually clad in the form of costly powder, is in this case virtually cost-free and simply recycled from machining waste without any costly atomisation or similar process. The method has clear potential for material-efficient and cost-effective corrosion protection.
    Original languageEnglish
    Title of host publication30th International Congress on Applications of Lasers and Electro-Optics, ICALEO 2011|Int. Congr. Appl. Lasers Electro-Opt., ICALEO
    Place of PublicationUSA
    PublisherLaser Institute of America
    Pages695-704
    Number of pages9
    Publication statusPublished - 2011
    Event30th International Congress on Applications of Lasers and Electro-Optics, ICALEO 2011 - Orlando, FL
    Duration: 1 Jul 2011 → …

    Conference

    Conference30th International Congress on Applications of Lasers and Electro-Optics, ICALEO 2011
    CityOrlando, FL
    Period1/07/11 → …

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