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  1. ArunKumar Bala

    Moment of inertia using Coordinate system

    Hi all, I am trying generate one spreadsheet program which will give answer for moment of inertia using the inputted coordinates. can any body guides me how can we input the formulas for coordinate systems. I have come across various books like Niu, Megson, Bruhn which all tells for particular...
  2. ArunKumar Bala

    Drag counts

    How to calculate the drag counts due to the installation of rivets on the Aircraft structure?
  3. ArunKumar Bala

    Crippling stress - Plasticity factor

    Hi all, How to find the plasticity reduction factor for crippling stress. I have seen such factors only available for Buckling stress in Bruhn C5.7 or C5.8 and the same in Niu. Can anyone suggest a way forward for crippling stress? And which method is efficient to find the crippling stress of...
  4. ArunKumar Bala

    Aerospace strength Volume I & 2 by Todd Coburn PDF copy

    Does anybody have a PDF copy of Aerospace Strength Volume 1 and 2 written and published by Todd Coburn. If anybody has kindly share it with me.
  5. ArunKumar Bala

    Shear strength data

    Can anybody tell me the shear strength of the NAS1669 Jo-Bolt fastener? I checked in the fastener specification I am not getting the value and I have gone through MMPDS-09 also. Nowhere I am to find the shear strength value.
  6. ArunKumar Bala

    LN Specifications

    Hi all, Where I can download the LN Series specifications for free.??
  7. ArunKumar Bala

    Countersink filler

    Hi all, Did anyone come across the usage of CSK filler in repair? If yes can we use it in both sides on a single part providing enough thickness on the part?

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