Fig. 9 Macroscopic chevron markings on the fracture surface pointing back to the fracture origin. ASTM A517H plate. Source: Metals Handbook , 9th ed., Vol 12, Fractography , 1987, p 347 More

Fig. 25 Rib markings near the origin of polyethylene gas pipe fracture. 14× More

Fig. 26 Parabolic markings on acrylonitrile-butadiene-styrene fracture surface. 12.5× More

Fig. 30 Effect of section thickness on the fracture surface markings of rectangular tensile specimens. Schematics show the change in size of the radial zone of specimens of progressively decreasing section thickness. The thinnest of the three examples has a small fibrous zone surrounding More