Hardness survey and microstructural study of samples belonging to collector pinions of a helicopter

Madan, M and Bhuvana, R and Sujata, M and Bhaumik, SK (2011) Hardness survey and microstructural study of samples belonging to collector pinions of a helicopter. Project Report. National Aerospace Laboratories, Bangalore, India.

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Abstract

Four samples cut from collector pinions bearing identification numbers HDSN 612 and HDSN 625 were forwarded to the laboratory for hardness survey and microstructural study. The results of these studies are presented in this report. It is reported that the collector pinion is made of ZFNL 9201 steel and case carburized.

Item Type: Proj.Doc/Technical Report (Project Report)
Uncontrolled Keywords: Helicopter;Collector pinion;Hardness;Microstructure
Subjects: AERONAUTICS > Aeronautics (General)
CHEMISTRY AND MATERIALS > Chemistry and Materials (General)
Division/Department: Materials Science Division, Materials Science Division, Materials Science Division, Materials Science Division
Depositing User: Ms. Alphones Mary
Date Deposited: 18 Jul 2011 10:09
Last Modified: 18 Jul 2011 10:09
URI: http://nal-ir.nal.res.in/id/eprint/9428

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