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  1. TJAvery

    Set-up of Load Cells

    Thanks for your responses everyone. I've searched around and have found some nice floor scales that might work. There are low-profile high capacity (~40,000 lb.) scales used to measure individual truck tires. These seem pretty robust and come ready to use in one package. Best regards, TJ Avery
  2. TJAvery

    Set-up of Load Cells

    Hi all, I'm in need of some assistance with load cells and measuring weight. I have a structural package that will be lifted and set down onto a foundation, and I would like to place load cells underneath it. Just keeping it simple: a stiffened steel plate 36" in diameter (in the package) will...
  3. TJAvery

    Subsea Bolts

    I know this is a bit late, but Mark62 brought up a good point about hydrogen embrittlement caused by the cathodic protection system. To avoid this issue, consider the hardness of the bolting/fastening materials. It's been my experience to limit the hardness to a maximum of 34HRC.
  4. TJAvery

    Choice of Valves: Gate vs. Ball

    I'm doing some research into the choice of valves for subsea service. What are the advantages and disadvantages of using ball valves instead of gate valves? Some details of the intended service: • high design pressure: >70 MPa (>10.2 ksi) • bore sizes: 13 to 18cm (5" to 7") • valves...
  5. TJAvery

    Analysis of Short Cantilever Beams

    Hi JWB46, Yes, this is a steel beam. I'm just performing a quick check to assess strength. I'd like to calculate stresses (e.g. bending, shear) accurately for the short cantilever. thanks, TJ Avery
  6. TJAvery

    Analysis of Short Cantilever Beams

    Thanks for your replies. I'm not trying to get fancy with this, or else I'd use FEA :-) I'm trying to do a simple hand-calc to check the work of others. I'm just concerned that the very low ratio of span/depth (1.0 or less) is outside the validity of the equations I stated in my original...
  7. TJAvery

    Analysis of Short Cantilever Beams

    I'm looking for a simple method (i.e. hand calculation, not FEA) for finding the shear and bending stresses in a short cantilever beam. In particular, I'm interested in span/depth ratios of 1.0 or less. Roark's (6th edt.) has some info in article 7.10. However, it is not helpful for my simple...
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