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  1. JoannDu

    testing of composite pressure vessels

    Hi friends, I need to test some composite pressure vessels at a testing lab. They just bought a new strain gage module. And no one knows how to work with it. These are the strain gauges they have: 1. OMEGA: SG-3/120-RY13 2. OMEGA: KFG-3-120-C1-11L3M3R. (Are they the same?) They are the quater...
  2. JoannDu

    question about drawing

    Thanks guys for all your instructions. Really helped me a lot.
  3. JoannDu

    question about drawing

    Hi folks, I am new to the mechanical design drawing. I want to ask you guys what are the circled parts in the picture called. And does anyone know the drawing standard to that? Any advice are appreciated. http://photos.yahoo.com/joann_du
  4. JoannDu

    Need help with pressure cylinder B.C.

    Hi, there. I met a problem with solving 2-D pressure vessel probs using axisymmetric Solid 42. First I got the negative radius warning which stopped the solving process. Now I changed elements' x-axis making sure they were all positive. Pressure was applied on inner surface line. After solving...

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