Failure of the Stabiliser Spar Tube of a Chetak Helicopter

Raghuram, AC and Radhakrishnan, S and Krishnan, RV and Ramachandran, V (1985) Failure of the Stabiliser Spar Tube of a Chetak Helicopter. Project Report. National Aerospace Laboratories, Bangalore.

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    Abstract

    Failure of the stabiliser spar tube of a Chetak helicopter was analysed. The failure had occurred at a welded junction. Incomplete fusion during welding has been responsible for the initiation and propagation of a fatigue crack. The final fracture was by overload.

    Item Type: Proj.Doc/Technical Report (Project Report)
    Uncontrolled Keywords: Stabiliser spar tube;Helicopter;Weld penetration;Fatigue failure
    Subjects: CHEMISTRY AND MATERIALS > Chemistry and Materials (General)
    Division/Department: Materials Science Division, Materials Science Division , Materials Science Division, Materials Science Division
    Depositing User: Smt Bhagya Rekha KA
    Date Deposited: 24 Sep 2012 16:14
    Last Modified: 24 Sep 2012 16:14
    URI: http://nal-ir.nal.res.in/id/eprint/10899

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