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  1. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Hi, In Table 5.5 of ASME VIII Div2 the Local Criteria is: 1.7(P+Ps+D), no T (thermal loads) but in "Design Method Combining API and ASME Codes for Subsea Equipment for HP/HT Conditions up to 25,000-psi Pressure and 400°F Temperature", they recommend taking into account the thermal load: "When...
  2. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Hi, Thank you very much for your answer. I have another question: Does asme provide/describe creep FEA analysis? Regards Rafal
  3. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Hi, Could you tell me where exactly this is "It's handled in the definition of the reduced strength assigned to the weld material" (which section (point) in ASME VIII Div2). Regards Rafal
  4. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Hi, Which section (point) of the Elastic-Plastic analysis can be considered as leading in the evaluation of the weld joint? Regards Rafal
  5. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Hi, I think that it is possible to show what are the stresses in the cross section of the weld. Regards Rafal
  6. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Hi, Thanks for the clarification. 2. It is acceptable to perform Elastic-Plastic analysis for the whole model (5.2.4; 5.3.3) and SCL for welds? Regards Rafal
  7. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Hi, Thank you for the good advice. I have another question about welds: 1. In the case of welded joint analysis, better to do Elastic Stress Analysis (SLC as ASME VIII DIV2 5.2.1) or as shown in the article: http://journal-dl.com/item/591088713fbb6e13744158c9 ? 2. It is acceptable to perform...
  8. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Yes, I included thermal loads in my analysis. 1. To be sure, I need to multiply the gradient temperature by 2.1 like internal pressure or own weight (eg 500C*2.1)? 2. If so, should I apply a material curve (epsilon-sigma from ASME II-D) for the base tempature or multiply by factor 2.1...
  9. 3rav

    ASME Section VIII Div 2: Load Case Combinations for thermal gradient

    Hi all, In Table 5.5 for Elastic-Plastic Analysis: 2.1(P+Ps+D+T)+2.7L+0.8Ss where (Table 5.2): T - Is the self-restraining load case (i.e. thermal loads, applied displacements). This load case does not typically affect the collapse load, but should be considered in cases where elastic...

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