By the analysis and experiment measurement of damage condition of HK40 furnace tube, it was regarded that the damage material had critical damage condition at the tip of crack.
In the space battle that ensued over the Imperial capital, Dash's Outrider appeared to sustain critical damage from exploding space debris.
The results show that the extent of FOD depends on both impact energy E and geometric scale S. There exists a critical damage for a given blades.
