Find the maximum value of S>0 if a stress of σxx = 2S, σyy = -3S, and σxy = 4S is applied to a 45° lamina of Graphite/Epoxy.
Use Maximum Stress failure theory.
Ultimate strengths of a unidirectional Graphite/Epoxy lamina are given.
Find the maximum value of S>0 if a stress of σxx = 2S, σyy = -3S, and σxy = 4S is applied to a 45° lamina of Graphite/Epoxy. Use Maximum Stress failure theory. Ultimate strengths of a unidirectiona...
235 Find the off-axis shear strength and mode of failure of a 60 boron/ epoxy lamina. Use the properties of a unidirectional boron/epoxy lamina from Table 2.1. Apply the maximum stress failure, maximum strain, Tsai-Hill, and Tsai-Wu failure theories. TABLE 2.1 Tvpical Mechanical Properties of a Unidirectional Lamina (SI System of Units) Glass Boron/ Graphite/ Property SymbolUnits epoxy epoxy epoxy Fiber volume fraction Longitudinal elastic modulus Transverse elastic modulus Major Poisson's ratio Shear modulus Ultimate longitudinal tensile strength Ultimate longitudinal...