Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

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

Search results for query: *

  1. Mozzie

    Pilot Operated Pressure Safety Valves

    Hello All, we recently detected a hydrocarbon gas leak on our facility due to pilot valve o-ring failure on a gas compression PSV. The pilot valve spring housing is designed with a weep hole. The idea is that in the event that the internal pilot valve o-rings at the top of the stem fail, the...
  2. Mozzie

    Duplex to Carbon Steel Pipe Destec Hub Connections

    Thanks for your input. Cheers
  3. Mozzie

    Duplex to Carbon Steel Pipe Destec Hub Connections

    Destec is a brand name, I believe Grayloc Hubs are another. These hubs are an alternative to standard flanges especially for high pressure applications where the size of standard flanges is restrictive. Basically these connections consist of two connecting pipe hubs, two "G"-clamps with two...
  4. Mozzie

    Duplex to Carbon Steel Pipe Destec Hub Connections

    Hello All, We operate an offshore FPSO and are modifying some of our topsides production pipework (high pressure hydrocarbon). Unfortunately the pipework has been designed with a spec break - Duplex to Carbon Steel. The pipe connection at the spec break is in the form of a Destec Hub. P&IDs...

Part and Inventory Search