Fig. 29 Effect of temperature and strain rate on plane-strain fracture-toughness behavior of ASTM type A36 steel. Source: Ref 44 More

Fig. 4 Effect of temperature and strain rate on plane-strain fracture-toughness behavior of ASTM type A36 steel More

Fig. 4 Plane-strain fracture toughness of maraging steels compared with fracture toughness of several ultrahigh strength steels as a function of tensile strength. Source: Ref 2 More

Fig. 2 Plane-strain fracture toughness of maraging steels compared with fracture toughness of several ultrahigh-strength steels as a function of tensile strength More

Fig. 8 Fracture surfaces of two plane-strain fracture-toughness specimens from experimental heats of martensitic 0.45% C nickel-chromium-molybdenum steel containing different amounts of sulfur. Both specimens were tempered at 427 °C (800 °F). (a) Specimen from heat containing 0.049% sulfur More

Fig. 14 The plane-strain fracture toughness of two ferrous metallic glasses compared with that of two steels. The lower fracture toughness of the metallic glasses is consistent with their higher yield strength. Source: Ref 52 More

Fig. 12 Effect of temperature on the plane-strain fracture toughness ( K Ic ) of 2090-T81 and 7075-T651 plate alloys. Exposure of 1 2 h at temperature. L-T, crack plane and direction perpendicular to the principal direction of rolling; T-L, crack plane and direction parallel More

Fig. 18 Temperature dependence of plane-strain fracture toughness of a carbon steel casting (grade WCC of ASTM A 216). Test blocks were 508 × 508 × 1219 mm (20 × 20 × 48 in.), annealed 8 h at 900 °C (1650 °F), furnace cooled to 315 °C (600 °F), tempered 8 h at 605 °C (1125 °F), furnace cooled More

Fig. 14 Plane-strain fracture toughness ( K lc ) and strength relationships at room temperature for quenched-and-tempered Ni-Cr-Mo steels More

Fig. 17 Effect of hardness on the plane strain fracture toughness K Ic of fully heat treated HATS without retained austenite. Circles, conventional; triangles, PM More

Fig. 5 Plane-strain fracture toughness K Ic and strength relationships at room temperature for quenched-and-tempered nickel-chromium-molybdenum steels More

Fig. 16 Plane-strain fracture toughness of ASTM A 216 steel casting (Grade WCC). Source: Ref 1 More

Fig. 5 Relationships of plane-strain fracture toughness to yield strength for the 2XXX and 7XXX series of aluminum alloys. Source: R. Develay, Metals and Materials, Vol 6, 1972, p 404 More

Fig. 14 Plot of plane strain fracture toughness K Ic versus the total projected area of the high-angle grain boundaries between recrystallized and unrecrystallized regions per unit volume A V on the plane perpendicular to the loading direction in a set of specimens of partially More

Fig. 8 Bar graphs comparing plane-strain fracture toughness K Ic (a) and K Iscc (circumferential-radial specimen orientation) (b) of low-cobalt bearing, standard, and cobalt-free 18Ni(250). K Iscc testing was conducted in a marine atmosphere. Heat treatment: 815 °C (1500 °F), 1 h, air More

Fig. 34 Effect of carbon content on plane strain fracture toughness of 52100 austenitized at 860 °C (1580 °F) for 20 min, quenched, and tempered at 160 °C (320 °F) for 1.5 h. Source: Ref 45 More

Fig. 9 Relation between plane-strain fracture toughness ( K Ic ) and Charpy V-notch (CVN) impact energy. Tests conducted at 27 °C (80 °F). VM, vacuum melted; AM, air melted More

Fig. 17 Specimen types used in plane-strain fracture-toughness ( K Ic testing (ASTM E 399) More

Fig. 30 Plane-strain fracture toughness ( K Ic ) test. (a) Schematic of K -based crack resistance ( R ) curve with definition of K Ic . (b) Specimens used in the K Ic test as defined in ASTM E 399 More

Fig. 18 Relationships of plane-strain fracture toughness to yield strength for the 2 xxx and 7 xxx series of aluminum alloys. Source: Ref 39 More