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  • Users: Hamood101
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  1. Hamood101

    Flow Rate Problem

    I had a long argument on this with my friends( Eng's) therefore, I decided to post it here to get your opinion: Two Tanks have the same capacity and are at the same height. They are at 10m elevation. Both are open to atmosphere. They contain water. From each an 8” pipe comes down the tank to...
  2. Hamood101

    Double block and bleed valve

    I have question : when is the double block and bleed valve is must or required, what is the reference API, OSHA ..etc? I know that for more than 10 bar it’s required but what about corrosive chemical handling for less than 10 Bar is it required a double block and bleed valve?
  3. Hamood101

    ESD

    Hi all, I got an engineering request to study the possibility to build a bypass around an ESD valve for maintenance purpose. Is it acceptable? I haven’t seen a bypass around ESD ! what is API or ASME reference in this case. ?

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