Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

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

Search results for query: *

  1. Ferralm

    Triple offset butterfly valves

    No problem with the bearings I am using nitr. 60 bushings w/doge bearings also avoid mounting in the vertical position w/gear operator.
  2. Ferralm

    Triple offset butterfly valves

    Thanks, all you say (on the surface) seems to be correct but I have more than one problem not only the viton issue. I could encapsulate the needed memory of any kind inside the felfon seat but the polymer seeps by the TFE seat causing a build up behind the seat causing it to protrude in differnt...
  3. Ferralm

    CONTROL VALVE ENGINEERING Course

    I have taken the Fisher Rosemount valve engineering 1300 course it has been a great help to me. Fisher- Rosemount Educational Services PO box 190 RM 158 Marshalltown, IA 50158 FAX: 515-754-2830
  4. Ferralm

    Triple offset butterfly valves

    I am having problems with 36" soft seated butterfly valves. When the valves were disigned for vent gas compressor suction valves the styrene content was not taken into consideration so the TFE seat ring with viton o-ring are not compatable. Polymer builds up behind the seat ring and also causes...
Back
Top