Fig. 16 Fatigue failures. (a) Fatigue (upper right) changing to ductile failure (lower left). (b) Fatigue fracture of class 30 gray iron. (c) Single overload fracture of class 30 gray iron More

Fig. 33 Cleavage fracture in a soda lime glass. Crack progresses from left to right. (a) Fracture surface shows the initiation region (featureless mirror region), mist surrounding the mirror region and hackle. (b) Geometry of tensile test showing position of fracture surface normal to tensile More

Fig. 11 Plan view (left) and cross section (right) through tapered-ring locking device assembly More

Fig. 13 Lower (left) and upper (right) halves of trimetal bearings for a diesel engine that failed because of distortion of the crankcase. The center three bearing halves sustained greater damage than the end halves. More

Fig. 18 Macrographs of new (left) and worn (right) attrition mill wear plates More

Fig. 2 Satisfactory comparison blade with short incipient crack at right tooth base (arrow). Lateral views. Surface etched with Nital. 3× More

Fig. 2 Macrographs of new (left) and worn (right) attrition mill wear plates More

Fig. 2 Etched with Fry-solution. 1 × Continuation of Fig. 1 at the right. More

Fig. 3 Fracture region around manway. Note reinforcing pad outline at right. More

Fig. 4 Micrograph of the corrosion zone on the right hand side of Fig. 3 at higher magnification. 50× More

Fig. 1 Spring leg of main landing gear has two failures at the upper (right) and lower ends. More

Fig. 1 Cartridge Chamber (left) and Breech Chamber (right). Solid Fuel Cartridge is Protruding From the Cartridge Chamber. More

Fig. 2 View on Fracture. (Note crescent shaped lip at top right.) More

Fig. 2 Typical longitudinal (left) and transverse (right) microstructure of high strength steel wire rope. 2% Nital etch (500×) More

Fig. 18 Macrographs of new (left) and worn (right) attrition mill wear plates More

Fig. 6 Photograph of right-rear wheel displaying deformation adjacent to circumferential fracture. Source: Ref 13 More

Fig. 16 Fatigue failures. (a) Fatigue (upper right) changing to ductile failure (lower left). (b) Fatigue fracture of class 30 gray iron. (c) Single overload fracture of class 30 gray iron More

Fig. 34 Cleavage fracture in a soda lime glass. Crack progresses from left to right. (a) Fracture surface shows the initiation region (featureless mirror region), mist surrounding the mirror region, and hackle. (b) Geometry of tensile test showing position of fracture surface normal to tensile More

Fig. 16 Right-hand side fracture in Fig. 14 (arrow points to the origin). Original magnification: 3.3× More

Fig. 1 Extruded right-hand side rail of aluminum alloy 6061-T6 that failed from ductile overload fracture. Dimensions given in inches More