WebFeb 20, 2024 · This may be attributed to the fact that the wall thickness of the 304 stainless steel tube (0.2 mm) was smaller than that of the aluminum tube (0.5 mm), and the buckling mode of the tube with the thinner wall … WebAug 1, 2024 · It has been suggested that the main factors determining the strain rate effect of metallic foams are the strain localization, cell walls buckling, micro-inertia effect, shock wave propagation, characteristics of cell wall material, and …
Axial crushing of hollow and foam filled tubes: An overview
WebApr 11, 2002 · It is found that the buckling characteristics of aluminum foam filled tubes are altered in several significant respects: most notable are that the buckling length of … WebAug 12, 2024 · A crashworthiness design of foam-filled local nanocrystallized thin-walled tubes (FLNTs) is proposed by using foam-filled structures and ultrasonic impact surface treatment. The … canaan as divided among the twelve tribes
Crashworthiness assessment of foam-filled internally …
WebAug 4, 2016 · When a thin-walled circular tube is subjected to axial compressive forces, it may buckle either axi-symmetrically (concertina mode) or non-axi-symmetrically (diamond mode). It was observed that thicker tubes with radius ( R) to thickness ( h) ratio i.e. R / h < 45 deformed axi-symmetrically. WebFeb 1, 2008 · The MDO was applied to find the optimum foam-filled tube that absorbed the energy of equal to optimum empty tube (7600±20 J) and has maximum stroke efficiency. … WebNov 10, 2024 · foam-filled tube; compression test; energy absorption efficiency; increased pressure foaming 1. Introduction Thin-walled metallic tubes have been widely used as energy absorbing devices as a result of their progressive buckling during structural impact and the light weight of the structure [ 1, 2, 3 ]. canaan auction