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  1. UserAK

    surface roughness on tube hole?

    Dear Sirs, I can not find on ASME either on TEMA a reference about the surface roughness tolerances on a tube hole of a tube-sheet. I mean, I would except something like: tube-hole OD=19mm then surface roughness max. 5micron. It seems very strange to me since tube-hole surface roughness is very...
  2. UserAK

    ob-round dished cover with bolting flange. How to calculate?

    Thank you SnTMan, I found it in a sec. I was sure that was a dump question. Regards, Alex.
  3. UserAK

    ob-round dished cover with bolting flange. How to calculate?

    Dear SnTMan, Thank you very much for your prompt reply. I would discuss it more with our AI. One dumb question ... where is the U-2(g)? I cant find it in the code Sec VIII, div.1. Regards, Alex.
  4. UserAK

    ob-round dished cover with bolting flange. How to calculate?

    Dear all, I would really appreciate a help on the following matter. I have to calculate (ASME code) an ob-round dished cover with bolting flange. Please see attached drawing. The thing is that I think this type of cover inst listed on ASME VIII Div.I Any help? Is it acceptable if i...

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