MC-21 composite wing box delivered for static tests

This marks the first composite structure of this size created and tested in Russia.

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Russian aircraft manufacturer Irkut Corp., Irkutsk, Russia, announced that the basic element of the MC-21 wing polymeric composite wing box was delivered to the Aero-Hydrodynamic Institute named after Professor Zhukovsky (TsAGI). The wing box is designed for static tests and their results will show the static strength of MC-21 wing. The special wing box test-stand was built in TsAGI to implement the test program. The wing box was manufactured by the AeroComposite-Ulyanovsk plant and delivered to the TsAGI by highway transportation. 

Currently, assembly of the second MC­21 aircraft is completing at the Irkutsk Aviation Plant - br Irkut Corp., which will also to be sent to TsAGI for static tests.