Strength of Materials |
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Page 306
... Factors of Safety . Stress concentrations are nebulous because they include the effects of internal flaws . The determination of the locations and severities of flaws ( which are all but unavoidable ) is very difficult and expensive ...
... Factors of Safety . Stress concentrations are nebulous because they include the effects of internal flaws . The determination of the locations and severities of flaws ( which are all but unavoidable ) is very difficult and expensive ...
Page 327
... Factors of safety cannot be used liberally if the airplane is to fly econom- ically ( or , to fly at all ) . The use of generous factors of safety can be self - defeating , anyway : The increase in weight of one part may require ...
... Factors of safety cannot be used liberally if the airplane is to fly econom- ically ( or , to fly at all ) . The use of generous factors of safety can be self - defeating , anyway : The increase in weight of one part may require ...
Page 337
... factors of safety can be used simply to scale down the square . Yielding must be expected if the factor of safety is small . Square B bounds the region of allowable stresses if the maximum normal stress theory is used to prevent ...
... factors of safety can be used simply to scale down the square . Yielding must be expected if the factor of safety is small . Square B bounds the region of allowable stresses if the maximum normal stress theory is used to prevent ...
Common terms and phrases
analysis angle applied Assume beam bending brittle buckling calculated caused centroid cm² column compressive stress concrete Consider constant cross section cross-sectional area curvature cyclic cylindrical deflection Determine diameter ductile elastic strain elongation equations equilibrium EXAMPLE extensometer external load fibers flexure formula fracture free-body diagram ft-lb gage length given GPa Fig horizontal implant in² inertia lb/ft magnitude maximum shear stress maximum stress metal modulus Mohr's circle moment of inertia monotonic neutral axis normal stress plane plastic deformation plate plot pole pressure Prob problems R₁ radius rivets rotation seam shaft shear force shear strain shear strength shown in Fig Solution specimen steel strain gages strength of materials stress distribution stress-strain curve temperature tensile stress tension thickness Tmax torque torsion tube vertical weld wire yield strength zero