Stress analysis Definition and 65 Threads

  1. H

    Stress Analysis - Annulus Circular Plate

    I'm doing stress analysis on a circular region on this part where an o-ring seals against. There is a 7500 PSI normal force being applied on it. So you can think about it as an annular circular flat plate (like a washer) with the 7500 PSI force uniformally distributed on the surface. I want...
  2. J

    Pipe Stress Analysis: Career Advice for B.Tech Mechanical Engineers

    hello sir, I have completed my b.tech in mechanical engineering, and am looking forward to start my career in pipe stress analysis and piping design. I would be happy to receive your valuable suggestions regarding the industry, job opportunities in and abroad. thankyou, jaswanth
  3. E

    Piping stress Analysis for Cooling Water Circuit (Supply/Return)

    Dear Fellows, Well, i am working on a power plant and i need to analyse the Cooling Water Piping Circuit (Supply/Return piping), i.e., from Turbine Surface Condenser to Cooling Towers and from Cooling Water Pumps to Turbine Surface Condenser. The Lines are huge around 52" NPS and are buried...
  4. C

    Re: Stress analysis requirement for fire fighting pipelines

    Dear All, I work in an engineering company here in Abu Dhabi, UAE. Very recently, we have been asked by our clients to perform STRESS ANALYSIS FOR THE FIRE FIGHTING PIPELINES. But my engineer initially said that for FIGHTING PIPELINES, stress analysis is not required as the water is...
  5. S

    Plane Stress Analysis Homework: Determining σx' and Tx'y' Angle with Equations

    Homework Statement Homework Equations The Attempt at a Solution I'm in doubt the angle that I should be using to solve σx' and Tx'y'. Is 60 degree or -30 degree? Ps: I know how to determine the principal stresses and max shear. Just the angle that I'm in doubt at. 60 -30
  6. U

    Stress Analysis - Sections (inc. Parallel axis theorem)

    im currently stuck on a stress analysis question, the question is the following: for the section shown below, derive the following: x, y, Ixx, Iyy, Ixy, theta, Iu and Iv 50 ___ yy |---| | |---| | |---| | |---| +------ xx |---|___________________...
  7. O

    Stress Analysis Student Project

    Hi All, I am going to perform stress analysis on a helicopter landing gear. My job is to find one specific landing gear, study its design, analyze and through tools we learned in the strength of materials class, redesign the gear to improve it. If you have knowledge of this sort of...
  8. P

    Stress Analysis Problem: Bending and Shear Stress Calculations in SI Units"

    Homework Statement (Note: I assumed SI units. So lb=N, inches=m) http://img535.imageshack.us/img535/4355/10594047.jpg The attempt at a solution For part (a) and (b) I have: [PLAIN][PLAIN]http://img219.imageshack.us/img219/3049/83432480.jpg However, how do I go about doing...
  9. J

    Recommendations for Pipe Stress Analysis & Design Books

    I'm looking to buy a book or three on pipe stress analysis and design. If you work in this field, please make some recommendations for me. Thanks,
  10. 0

    Simple Stress Analysis: Will Lexan Sheet Break?

    Hello, I need help with a simple stress analysis. I have a 25 in x 25 in sheet of Lexan that's 0.125 in thick and is constrained from all sides (the Lexan is used a protective shield). I want to know if a small water jet from a pressure vessel at 7000 psi would crack./break that sheet of...
  11. J

    Stress Analysis - compound cylinders

    Homework Statement problem attached Homework Equations attached but lame equations i think they are? The Attempt at a Solution attached Hey this is an assignment question that i have wasted countless hours on trying to solve without success. The problem is WBVMMECH025 from the...
  12. D

    Max Von Mises Stress Calculation for Pipe Bend

    Hi, I'm trying to calculate the max (von Mises) stress in a 90o pipe bend. Now I know (I think) how to do it for a straight pipe, but can anyone point me in the right direction as to where I can find this analysis for a pipe bend? Thanks in advance.
  13. J

    K-1Stress Analysis of Unloaded Alumininium Bar

    An unloaded alumininium bar is 1.5m long and has a width and depth of 75mm and 25mm respectively, at room temperature. Determine the following when the bar is subjected to an axial tensile load of 180KN. a) The tensile stress b) The tensile strain c) The lateral strain d) The change in...
  14. E

    How Do You Calculate Forces in a Thermally Expanding Rod Attached to a Spring?

    Piping stress analysis problem -- help please well, hi all of you, well i am new to this forum but here is why i am here : ) the problem is: a rod of certain length is fixed at one end, the other end of the rod is attached to a spring of stiffness k, then rod temperature is increased and the...
  15. C

    Is 20mm Plywood Enough for a 90kg Load on a Top Bunk?

    Stress analysis of bed design... I have a bed design and i need to do a stress analysis of the top bunk under a 90kg load. I will be designing it from 20mm thick plywood but i need to work out whether this is thick enough to support the load and also determine the width of the leg supports...
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