Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

Register Log in
  • Congratulations cowski on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Recent content by mobarez

  1. mobarez

    thickness measurement in old underground oil pipes in operation

    What are the most applicable methods for thickness measurement in old underground oil pipes in operation.
  2. mobarez

    Leak Detection in Underground Piping

    What are the most applicable methods for leak detection in old underground oil pipes in operation.
  3. mobarez

    Thickness Measurement in Aboveground Storage Tanks Bottom Plates

    Is there anyway to measure thickness of bottom plate of above ground storage tanks while operating.
  4. mobarez

    Leak Detection in Aboveground Storage Tanks

    What are the most applicable methods for leak detection in above ground storage tanks
  5. mobarez

    Ball Valve Material Selection in Basic Design

    Ball Valve Material Selection in Basic Design We are dealing with a crude oil terminal with maximum line pressure (operating) 2,5 bar. (crude density=930 kg/m3 and max H2S=70 ppm, design temp = 4-85 centigrade), The valves are 40” full bore ball valves . I have 2 questions: 1- Which material is...
  6. mobarez

    Ring Foundation Height

    Thanks all According to B4-2-2 of Api 650 which I stated in the first topic, what is the meaning of “As a minimum, the bottom of the ringwall, if founded on soil, shall be located 0.6 m (2 ft) below the lowest adjacent finish grade”?
  7. mobarez

    Ring Foundation Height

    we are designing a 600,000 bbl aboveground storage tank ring foundation with diameter 80 meters. according to settlement and also soil bearing calculations, the calculated width is 60 cm. Also the elevation code of top of foundation is 91 meters and the outside area of tank (inside dike wall)...
  8. mobarez

    Volume Calculation using Autodesk Land Desktop

    To evaluate the cutting volume of existing ground to reach a flat surface with specified elevation We have point database includes 30 points X,Y, and Z gathered from existing ground. Using Autodesk Land Desktop 2009, I have defined surface1 (associated to existing ground) with those 30 points...
  9. mobarez

    Reduced bore ball valve

    Thanks for your contribution. The plant is designed base on ASME B31.3 and it is not a pipeline system, so no other rules of pigging is applied. we are not asked to design based on pigging probability, Each line starts from tanks, passing the roads using several elbows and ends to manifold with...
  10. mobarez

    Reduced bore ball valve

    Our company is EPC contractor for a crude oil transmission plant between storage tanks. Based on maximum liquid velocity limitation=2 m/s, the pipe size is 48” for the main lines from tanks to manifold. now for sizing on/off motorized ball valves, could we use reduced bore ball valve instead of...
See more

Part and Inventory Search

Back
Top