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!

Search results for query: *

  1. dragonsaver

    Injecting fluid into gas stream

    We have an application for an injection quill. The client wants to inject an inhibitor into a gas stream. The fluid would be at approx 150 PSI and the gas normally at approx 150 PSI, however it could go as high as 1,440 PSI max. Question is will the fluid overcome the pressure differential...
  2. dragonsaver

    Possible galling between 18.8 S/S and 303 S/S

    We are looking at a new design of one of our products. We normally use 18.8 S/S bolt on the handle. It is treaded into a valve top which now has a 303 S/S insert. When there is a load placed on the valve and the handle is tightened to set the pressure, you can 'feel' a binding. When the...
  3. dragonsaver

    fluid flow with chemical injection

    I haven't used my fluid dynamics in over 20 years and I can't remember how to do the calculations. What I want is probably quite easy for those of you that work with this daily. If I have a 6" pipe with a flow of 400 USGPM (should have a velocity of 4.44 ft.sec)and I insert an injection...
  4. dragonsaver

    Design Criteria for Plastic Socket Weld Valves

    We manufacture thermoplastic back pressure valves. We are making some design changes and need to confirm the depth requirements for the socket. Is there a specification or a standard to define the depth for a socket weld? Thanks for your help.

Part and Inventory Search