MC-21 composite wing box delivered for static tests

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

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.