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  1. sports2012

    Pressure Drop across an Orifice Plate

    Hi All, I have a question regarding non recoverable pressure drop through an orifice plate. Below is my scenario but with simplified (made up) numbers. Any help would be much appreciated. I have a centrifugal pump, with a minimum continuous flow rate of 10 gpm. I need to design a...
  2. sports2012

    PED NDT (RT) Qualifications

    Hi All, Just another quick question regarding PED regulations. If I have a valve that would fall into PED category 3 service, I am apparently supposed to have all NDT personal be PED certified by a Notified body. Now let's say I want an external company to perform radio-graphic examination...
  3. sports2012

    3.2 Material certificate for purchased material

    Hi All, I need a 3.2 material certificate for material that I am purchasing, and I am a little confused at how I am supposed to obtain this. I know a 3.2 certificate requires an outside body to certify that the material I order is to the specification that I require. Does this outside body...

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