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  1. prashanth5723

    Seal clamp for floating roof

    @IFR.Thank you
  2. prashanth5723

    Seal clamp for floating roof

    @IFR. Many thanks for your reply. But what I want to get clear is whether generally (in any vendor's IFR) we need to overlap one clamp over another or can we clamp without overlapping?
  3. prashanth5723

    Seal clamp for floating roof

    Hi all. Attached an image showing the seal clamp details. Question is whether we need to overlap the seal clamps as shown in the image? Or can we use separate clamps without overlapping one over another? what will be the impact on the seal system if we don't overlap seal clamps...
  4. prashanth5723

    Dome panel patching

    @IFR. Totally 8 panels are short in length. there is no misalignment in the nodes as all other panels fit perfectly.
  5. prashanth5723

    Mechanical shoe seal installation

    Hi, Attached the image of shoe plate for AIFR.Could not match the holes of fabric shoe clamp with that of shoe plate unless we overlap the first embossing of two shoe plates. Also, if we do like this the overlapped embossing is left empty without the fabric clamp. Is this correct? Kindly share...
  6. prashanth5723

    Dome panel patching

    Hi all one side of a triangular dome panel is short in length. If we need to patch up that dome panel to make up for it original length which process is better? MIG welding or riveting? Kindly share your ideas. Thanks in advance.
  7. prashanth5723

    IFR Lower profile installation.

    Hi all. While installing lower profiles in an AIFR of ateco's, the beam length is getting shorter on both ends of the beams. we have made cut 300 mm of makeup profile rim section. what might be the reason for this? how to rectify it? From 0deg, we have taken 715mm on one side since the lower...
  8. prashanth5723

    huck tool repair

    Hi all. We have a problem in our Huck 256 tool. The Huck bolt is getting broken after triggering the Huck gun. But the Huck gun is getting stuck in the bolt itself. We could not remove the Huck gun with ease as usual. We have tried recharging the Huck gun with proper recommended oil. But the...
  9. prashanth5723

    Nominal height of dome

    Hi. Can somebody explain me how the nominal height of a geodesic dome is calculated? For a 17m dia tank, I noticed that the nominal height of the dome varies for two different dome suppliers, although both of them follow the standards of API 650G. API 650 G.6.2 tells that the maximum dome radius...
  10. prashanth5723

    Design of Fire protection system for IFR tanks

    @IFR's. Thank you for the reply. In the event of fire accidents in a pontoon type IFRVT, the foam pourer will be operated to suppress the fire. In that case what will be the impact of foam as well as the fire on the Al. internal floating roof? If the fire is put off in the initial stage itself...
  11. prashanth5723

    Design of Fire protection system for IFR tanks

    Hi In the case of an IFR tank especially the one with Aluminum Pontoon IFR the fire protection is designed considering the entire liquid surface as done in a normal cone roof tank. What happens to IFR in an event of a small fire in the tank and the foam is sprayed inside the tank. Will the...
  12. prashanth5723

    Hi all A geodesic aluminum dome is

    Thank you all for your views. It is a new dome. Sadly we could not get any pictures of the dome now.
  13. prashanth5723

    Hi all A geodesic aluminum dome is

    Hi all A geodesic aluminum dome is being leak tested. It is leak tested by flowing water through a 3 inch hose at 3kg/cm2 pressure. While testing, all nodes are found leaking. Silicone sealant had been applied thrice in the hub cover and all batten joints. But still leakage is observed. What...
  14. prashanth5723

    Corrosion resistance of aluminium.

    Thank you europipe.
  15. prashanth5723

    Corrosion resistance of aluminium.

    Hi all. Is there any web page/blog showing that aluminium used in floating roofs is safe for storing gasoline? (i.e) Stating that there is no corrosion effect on aluminium by hydrocarbons/gasoline. Do anyone have any supportive docs. regarding this? If yes, then kindly share it. Thanks in advance.
  16. prashanth5723

    hi Is aluminium IFR suitable for s

    hi Is aluminium IFR suitable for storing low sulphur crude oil. And which type of seal is suggested? Polyethylene,Polyurethane or foam seal?
  17. prashanth5723

    Foam pipe size when converting EFRT to IFR by covering Aluminium dome.

    Hi all. We want to install aluminium dome in a 23m dia EFR tank. As it gets converted to IFR tank after installing aluminium dome, should the existing foam pipe size be changed ? Is there any specific content in OISD relating this issue? If so kindly mention the OISD code. And experts, pls...
  18. prashanth5723

    N2 blanketing in Aluminium dome roof

    Thank you all.
  19. prashanth5723

    N2 blanketing in Aluminium dome roof

    Hi Since this time I have seen N2 blanketing in a steel cone roof tank. Is N2 blanketing possible in an aluminium dome installed tank? The tank also has a steel floating roof in it. Kindly share your ideas. Thanks in advance.
  20. prashanth5723

    Safe filling height of the tank after installing aluminium dome roof

    Thank you all for your info.

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