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  • Users: mithuntech
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  1. mithuntech

    Dents

    References For pipelines under ASME B31.4, Clause 434.5. For pipelines under ASME B31.8, Clause 841.2.4(c). Query Both the referred clauses specifies dent as a percentage of nominal pipe diameterfor pipe diameter greater than 12". Please could you confirm whether it is referring to nominal...
  2. mithuntech

    Pigging for slug removal

    Wet gas field development project requires the transfer pipelines 12" to 16" sizes to be designed for slug removal by pigging. The frequency of pigging is not available at this stage of the project. These pipelines also needs to be designed for intelligent pigging. Please share your views on...
  3. mithuntech

    Code ASME B31.4 - D/t ratio less than 20

    Clause 402.3 Stress From Internal Pressure For both restrained and unrestrained pipelines, the circumferential (hoop) stress due to internal pressure is calculated as (U.S. Customary Units) SH =PiD/2t The above equation may not be applicable for pipe D/t less than 20. Is there any reference or...

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