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  • Users: DORU
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  1. DORU

    flare stack design- earthquake and wind calculations

    Hi, Can anyone tell me about some international standards which could allow me to perform mechanical calculations and design for the flare stacks, high columns, steel exhaust chimneys etc ? I am especially refering to the vertical body (pipe) stability calculation and the eartquake/ wind...
  2. DORU

    FLARE STACK- MECHANICAL CALCULATIONS- EARTHQUAKE AND WIND

    Hi, Can anyone tell me about some international standards which could allow me to perform mechanical calculations and design for the flare stacks, high columns, steel exhaust chimneys etc ? I am especially refering to the vertical body (pipe) stability calculation and the eartquake/ wind...
  3. DORU

    LOCAL STRESS IN SHELL DUE TO FORCE ON NOZZLE

    I know I can find here experienced enginners who are willing to share their knowledges. My problem is probably futile but I nevere managed to clarify everything in my head on this matter. Let's imagine I have a size 500mm manhole, on top of a horizontal vessel with diameter 2000mm, 10mm thick...
  4. DORU

    Ground flushed longitudinal welds overlapped by external reinf. rings

    I have the following situation: We have ordered a vessel to an italian manufacturer which during the manufacturing DID NOT GROUND FLUSHED the longitudinal welds before welding over them the reinforcing rings and some plates for platforms fixing. I told them that this is not acceptable so they...
  5. DORU

    FINISHED VESSEL- CAN I WELD ATTACHEMENTS ?

    Dear Sirs, I have the following problem: My Client has just received a new pressure vessel (Instrument air receiver) with MAWP 8 bar. The manufacturer did not wanted to weld a few attachements for sustaining a ladder but we still need these. The vessel is primed, has 10mm thickness and was...
  6. DORU

    Bridge Cranes inspection and tests

    I am working now at a very complicated (for me) project in wich I deal with the material requisition. Due to the lack of qualified personnel, my company tries to use me somehow out of my area of knowledge so I have to make an Inspection Data Sheet and a Required Documentation Data Sheet for...

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