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  • Users: Ghiasinejad
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  1. Ghiasinejad

    NDT

    thanks for your advise. please let me to say you about my investigation till now: I undestood that our subcontractor has been used gamma ray for RT without collimator so I advise them for using X-ray with collimator and I am waiting for thier report.
  2. Ghiasinejad

    NDT

    thanks BRIAN CNTFM but we did ir I mean we use lead shielding around the weld and also around the instruments but it didn't work.
  3. Ghiasinejad

    NDT

    we are constrcuting a plant in a complex and we were facing with radigraphy problem;radiation of that cause on instruments on the other plants. so UT dosen't work for piping beacuse of thier thickness. what can we do for solving this problem.
  4. Ghiasinejad

    Trim Material

    thanks, is there any chart for selecting trim material according to service application and tempreture?
  5. Ghiasinejad

    Trim Material

    thanks, is there any chart for selecting trim material according to service application and tempreture?
  6. Ghiasinejad

    Trim Material

    What is simple way for selecting trim material for valves?
  7. Ghiasinejad

    Cold and Hot insulation for U/G piping

    did you see cold or hot insulation in U/G piping? please explain.
  8. Ghiasinejad

    Ball Valve type selection

    what is the different between reduce bore and full bore and who can select? process scope or piping?
  9. Ghiasinejad

    Weldolet

    thanks bigInch; but you did't mention any consept for chosing pipe to pipe instead of weldolet.
  10. Ghiasinejad

    Weldolet

    when we use weldolet and when we must use pipe to pipe connection?

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