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  • Users: sigma1525
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  1. sigma1525

    Welding on a pipe filled with cold water

    Is it possible to achieve a weld on the outside surface of 36" diameter 1/2" thick pipe while it is filled with water? Thank you
  2. sigma1525

    Steam Piping Crossing Building Seismic Joints

    Not sure if this is the right forum but I will try. We have a steam pipe crossing a seismic expansion joint between two building with differential building movements but the Mechanical EOR doens not want to provide flexibility into his/her system and obviously, the owner takes their advise...
  3. sigma1525

    Welding on the Webs v Flanges of Existing Steel Beams

    We have designed some supplementary steel members, suporting equipment and piping, to be welded on the web of existing steel beams, this way we avoid cross flange welding and residual stresses. The EOR does not like the idea and insists on welding the members to the bottom (tension) flange of...
  4. sigma1525

    Welding on 1904 Steel

    We need to weld on structural steel building build in 1904. Any recommendations will be appreciated. Thank you
  5. sigma1525

    Pipe Supports Before and After Sleeve Couplings

    We have a 92" water filled pipe supported at approximately 12 ft OC. However, at every other support there is a Sleeve (Depend-O-Lock) coupling at approximatelly 10 ft away from one support and 2 ft away from the other. Personnally, I don't feel comfortable having a 92" pipe overhaning over the...
  6. sigma1525

    STAAD LIMITATION

    I have a model with about 65000 ellements and I am having dificulty assigning the plate thicknesses for all of them. Does anybody know what is the maximun number of elements or joints the program can handle? BENTLEY is out for lunch. Thanks

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