Sukhoi Su-34 were delivered on 18 July 2014. 18 aircraft were delivered in 2014, and 20 planned to be delivered in 2015. It is intended to replace the Sukhoi Su-24 and the Tupolev Tu-22M3. Sukhoi has delivered the first batch of Su-34s to the Russian Ministry of Defense under the 2015 order on 21 May 2015. On 16 July 2015, the Sukhoi Company handed over another batch of Su-34 frontline bombers to the Ministry of Defense of the Russian Federation. The transfer took place in the framework of the Unified Military Hardware Acceptance Day in the Sukhoi Company's branch — V.P.Chkalov Novosibirsk
Sukhoi Su-30MKK Mach 0.9, and this problem was completely solved on Su-30MKK by adopting new measures. According to the Sukhoi Design Bureau, Su-30MKK is the first of the Flanker family to achieve it after Su-35 / 37 (Flanker-E/F) and Sukhoi Su-30MKI. Higher percentage of composite material is used for Su-30MKK in comparison to the original Su-30MK. In addition, new aluminum alloy were used to replace the old type used on Su-30MK for weight reduction. The twin rudders mainly made of carbon fiber composite material were larger on Su-30MKK in comparison to that of the original Su-30MK, but contrary to what was once