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  1. andyfox1

    Parkerizing surface hardness

    Hi all, I've been through loads of Parkerizing suppliers' websites and cannot find any reference to the (Vickers) hardness of manganese phosphate surface coating. Can anyone point me in the right direction? [I'm comparing a few different coatings on a thread that specifies MnP for corrosion...
  2. andyfox1

    Titanium-Chromium embrittlement

    Hi all, Does anybody know of any potential embrittlement issues of a chromium-titanium interface undergoing 2-3 hours heating at a temperature of about 450-550C? One of my colleagues mentioned offhand that he was told this can bring about a reduction in fatigue life of compressor blades...

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