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Recent content by Bensley

  1. Bensley

    Cutting Acme Screw Threads...

    Hi there pohbah, I wouls also like the a general print out of the same acme thread as an example. I would also like to enquire uf you know of a company in Scotland who sells workshop machining equipment, i.e. Lathes, millers, horiz/vert borers, slotters (all non CNC), lapping machines, etc? I...
  2. Bensley

    Peristaltic pump in chemical service

    Bensley I always used a pneumatic operated Williams Pump,diaphragm type or PD pump (piston) for corrosive or non corrosive chemical application, there are a few models to choose from, low and high pressure, but only low flows, being suitable for many injection projects. Totally reliable almost...
  3. Bensley

    Corrosion problems w/ stainless steel w/ buried pipe

    The best answer to your material problem is GRE pipe used to be called WAVIN? This is a glass reinforced epoxy pipe with no flange bolting only "O" rings and keys to lock the pipes together, pressure is not a problem. The pipe runs have to be accurate as the pipes come pre-lengths for...
  4. Bensley

    CO2 Corrosion Chart

    a1j2 Can you send me the copy of the H2S Corrosion Chart, or tell me where to download it from?
  5. Bensley

    Types of Corrosion....Effecting on Natural Gas pipes.

    Can anyone tell me the possible and full content requirement of a Corrosion(Carbon Dioxide) Survey(Scope of Work) in a proposed new offshore gas injection project? Using reciprocating compressors and water cooling ect. To INCLUDE? a)Pipe & Fitting & Bulk Material, b)Cathodic Protection, c)Gas...
  6. Bensley

    Mechanical Seal Barrier Fluid

    Naturally the behaviour of the fluid to be sealed at low temperatures must be considered. They are mostly a question of liquified gases. Due to the existance of large temperature gradients when operating at low temperatures, thermal distortions must be kept as low as possible by the use of...
  7. Bensley

    liquid carry over to centrifugal compressors

    Has anyone had any experiences with outer cylinder head bolts breaking or shearing on a gas recip compressor and the many possible reasons? Like liquid slugs, loose bolts, cylinder head stud bolt not being installed properly, (bottomed out and torqued) metal fatigue, embrittlement etc? The gas...
  8. Bensley

    PSV sizing - fire exposure

    Has anyone ever come accross a blind installed in a PSV process gas relief line to a flare header, as a means of isolating a PSV in a double sited PSV system? There are no isolation valve fitted in either of the discharge sides of the two PSV valve only the blind in the closed position in the...
  9. Bensley

    Wind Analysis

    I need assistance on Siesmic Loading-Vortex Shedding & Vibration regarding Storage Tanks and piping installations? 1)What is the Natural Vibration Frequencies of Line Pipes ranging from 3" to 16" sch 40 pipe on pipe supports at 6Mts, 7 Mts. and 8 Mts spacing? (Is there a chart...
  10. Bensley

    For Professional Development What Certifications?

    Can anyone tell mw where to find a good check list or a printable form, of milstones also certificated requirements (Certyfying Agent like Lloyds ete.) in a capital expenditure project?
  11. Bensley

    looking for ansi B1.1

    Ken078 You can purchase the ASME B1.1. 1989 anywhere on the web site? The Unified Inch Screw Thread document, I have which part or point do you wish to be clarified. Can I be of assistance to you? regards Bensley
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