Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations waross on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Recent content by vajra78

  1. vajra78

    Plasma Nitriding and 304 Tubbing pitting

    GrinningIdiot, Do you have a reference for the Cr being bound up as nitride at temp over ~450C and how much is bound up and to what penetration? Thank you for the replies, I will look into checking microstructure.
  2. vajra78

    Plasma Nitriding and 304 Tubbing pitting

    S level is 0.030 max. Supposedly the process wasn't getting too hot, when I asked about it. Some other details, penetration is to .005 and part also had elongated swirls down the ID - like a barber shop poll.
  3. vajra78

    Plasma Nitriding and 304 Tubbing pitting

    I am having a problem with pitting about .001 to .002 deep on commercial grade 304 tubbing, 4"OD X .375" wall, appearing after a plasma nitriding process. I have plasma nitriding done on a barrel I make from 17-4 but only get light pitting maybe about .0005 deep at the most. The engineer at the...

Part and Inventory Search