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  1. APItips

    Hydraulic test pressure of Tube bundle as per TEMA R

    Dear Experts what is the formula for calculating Hydraulic test pressure of Tube bundle constructed as per TEMA R 2007 edition? Basically I do not have the TEMA R 2007 code at the moment but I wonder if the calculation is the same as ASME VIII UG 99. REGARDS
  2. APItips

    replacement of annular ring

    Hi guys a catacarb storage tank was out of service for internal inspection, severe underside corrosion was noted all around the annular ring detected using UT. Full replacement of all annular ring plates is going on at the moment by cutting through the shell and bottom weld and slotting the new...
  3. APItips

    Calculation of retirement thickness for a furnace tube

    Hi Experts I have been evaluating a UT thickness survey report of furnace tubes which were out of service for inspection, I noticed a metal loss due to internal corrosion, the corrosion allowance is not mentioned on the data sheet. the tube OD size is 8" , the original thickness is 12.7mm. the...

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