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  • Users: saulook
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  1. saulook

    Doubt about Appendix F

    From which pressure is necessary to use the calculation as per Appendix F? For pressure of 2.0 kPa is necessary to use the AppendixF? If the weight of roof + shell exceed the internal pressure multiplied by the cross-section area of of the nominal tank diameter I need to use the Appendix F? Thanks..
  2. saulook

    Minimum thicknaes of bottom plate according API-653

    Someone can help me with the minimum bottom thicknesses in tanks at the end of the in-service period of operation? A friend said that I can't use a tank with a thickness below of 6.0mm (API 650: 5.4.1-All bottom plate shall have a corroded thickness of not less than 6.0mm) but a think this is...
  3. saulook

    joint efficiency in the intermediate head attached to shell - UW-13

    I have some doubts about the joint efficiency in the intermediate head attached to shell indicated in the FIG. UW-13.1(e). According UW-13(c)(2): "The butt weld and fillet weld shall be designed to take shear based on 1.1⁄2 times the maximum differential pressure that can exist. The allowable...

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