Failure of Bolts in a Radar Antenna System Reflector Joint

Raghuram, AC and Radhakrishnan, S and Krishnan, RV and Rangaraju, R and Ramachandran, V (1985) Failure of Bolts in a Radar Antenna System Reflector Joint. Project Report. National Aerospace Laboratories, Bangalore.

PDF PD_MT_8526.pdf Download (64kB)

Abstract

Failure of high tensile steel bolts used in a Radar antenna system reflector joint was analysed. They had cracked at the fillet head inside an alien key socket due to improper seating. Cracking was aggravated by the presence of hydrogen. in the material introduced during cadmium plating.

Item Type:	Monograph (Project Report)
Uncontrolled Keywords:	Radar antenna system reflector joint;Intergranular cracking; Hydrogen embrittlement
Subjects:	CHEMISTRY AND MATERIALS > Chemistry and Materials (General)
Depositing User:	Smt Bhagya Rekha KA
Date Deposited:	29 Nov 2012 04:47
Last Modified:	29 Nov 2012 04:47
URI:	http://nal-ir.nal.res.in/id/eprint/10908

Available Versions of this Item

• Failure Analysis of transmission system elements methodology and case histories. (deposited 29 Nov 2012 04:48)
  • Failure of a reheat fuel pump. (deposited 29 Nov 2012 04:47)
    • Failure of the Stabiliser Spar Tube of a Chetak Helicopter. (deposited 24 Sep 2012 10:44)
      • Failure of the Throttle Front End Fitting of HT-2 Aircraft. (deposited 24 Sep 2012 06:17)
        • Failure of IN-100 Alloy High Pressure Turbine Blades. (deposited 24 Sep 2012 06:17)
          • Failure of Bolts in a Radar Antenna System Reflector Joint. (deposited 29 Nov 2012 04:47) [Currently Displayed]

Actions (login required)

View Item