%0 Journal Article %T Nozzle Diaphragms of Liquid Rocket Engines. Residual Life Estimation of the Blade with a Crack %A Polyansky , A.. %A Polyansky , V.. %K liquid rocket engine, nozzle diaphragm, blade, surface crack, edge crack, residual life %J NDT World %D 2016 %N 19 %P 4 %I LLC SVEN