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Metallurgical examination of airfoil of I stage compressor rotor blades

By M Madan, MA Venkataswamy, M Sujata and SK Bhaumik


The pits observed on the airfoil and the dovetail of I stage compressor rotor blades are nothing but gouge marks. These were created by impingement of solid particles. Inside the gouge marks, non-metallic particles rich in Cl were found present

Topics: Aeronautics (General), Chemistry and Materials (General)
Publisher: National Aerospace Laboratories
Year: 2005
OAI identifier:
Provided by: NAL-IR
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