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.

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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:	Proj.Doc/Technical Report (Project Report)
Uncontrolled Keywords:	Radar antenna system reflector joint;Intergranular cracking; Hydrogen embrittlement
Subjects:	CHEMISTRY AND MATERIALS > Chemistry and Materials (General)
Division/Department:	Materials Science Division, Materials Science Division , Materials Science Division, Materials Science Division, Materials Science Division
Depositing User:	Smt Bhagya Rekha KA
Date Deposited:	29 Nov 2012 10:17
Last Modified:	29 Nov 2012 10:17
URI:	http://nal-ir.nal.res.in/id/eprint/10908

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