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  1. motorlug

    Drilled holes not penetrating through the vessel wall

    thank you, there is some valid information there. looking at the design stress allowables in Fig. KD 240 of Division 3, part KD, does the local membrane stress for the vessel at the drilled holes have to be considered for both working and test conditions? I have been advised that for test...
  2. motorlug

    Drilled holes not penetrating through the vessel wall

    I am analysing a 10" Stub Acme studded connection which is thick-walled. The connection has drilled holes which don't penetrate through the vessel wall and is subjected to internal pressure. I am unable to use ASME 2007, Section VIII Division 2 Part 4.3.9 because the connection is thick-walled...
  3. motorlug

    Design Stress Intesity

    Thanks vesselfab. Can the Sm (design stress intensity) value for non ASME code materials? i.e using 2/3 Sy for example?
  4. motorlug

    Design Stress Intesity

    I have been unable to find the Sm (design stress intensity) value in the tables of the 2004 ASME BPVC Section II Part D for a particular material, namely AISI 4140. Can you calculate the Sm value based on the Yield Strength of the material?

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