Fig. 13-9 Austenite grain size (as measured by ASTM grain size number) in H13 tool steel as a function of austenitizing temperature for specimens soaked for various times. Source: Ref 6 More

Fig. 16 Endurance limits as a function of prior-austenite grain size from various studies of bending fatigue of gas-carburized 4320 steels. Source: Ref 28 More

Fig. 17 Prior-austenite grain size as a function of depth from the surface of gas-carburized 4320 specimens in the as-carburized, direct-quenched condition and reheated conditions. Source: Ref 28 More

Fig. 5.10 Effect of prior-austenite grain size on the strength of martensite. Source: Ref 19 More

Fig. 10 Influence of austenite grain size and phosphorus level on toughness More

Fig. 8.14 Austenite grain size as a function of time in a plain carbon steel containing 0.22% C and 0.016% Al at several austenitizing temperatures. Source: Ref 8.23 More

Fig. 8.16 Austenite grain size as a function of austenitizing temperature for coarse-grained and fine-grained steels. Rapid discontinuous grain growth occurs at the grain-coarsening temperature in fine-grained steels. Source: Ref 8.31 More

Fig. 2-34 Schematic diagram showing the effect of austenite grain size on the rate of isothermal transformation of austenite to pearlite More

Fig. 6-17 Austenite grain size of pure iron as a function of austenitizing time and temperature. (H.B. Probst and M.J. Sinnott, Trans. AIME , Vol 203, p 215(1955), Ref 8 ) More

Fig. 6-28 Effect of austenitizing time and temperature on the austenite grain size. (Adapted from O.O. Miller, Trans. ASM , Vol 43, p. 260 (1951), Ref 17 ) More

Fig. 6-30 (a) Effect of prior austenite grain size on toughness as measured by the transition temperature in pearlite, eutectoid steels. (b) Impact energy (measured at 25°C) as a function of prior austenite grain size. ((a) J.M. Hyzak and I.M. Bernstein, Met. Trans ., Vol 7A, p 1217 (1976 More

Fig. 8-19 Schematic diagram illustrating the effect of austenite grain size on the primary ferrite grain size. The ferrite nucleated on the austenite grain boundaries More

Fig. 8-20 Microstructures illustrating the effect of prior austenite grain size on the primary ferrite grain size. The microstructures (a), (b) and (c) show the initial austenite grain size. The structure here is martensite, in samples quenched after austenitizing at increasingly higher More

Fig. 8-25 The effect of austenitizing temperature on the austenite grain size for steels containing about 0.8% C and about 0.8% Nb. (From R. Coladas, J. Masounave, J.-P. Bailon, in The Hot Deformation of Austenite , p 341, J.B. Ballace, editor, The Metallurgical Society, Warrendale, PA (1977 More

Fig. 8-27 The effect of different processing conditions on the austenite grain size of a 0.03% Nb steel that was reheated to 1250°C, rolled in one pass, then quenched to form martensite. (From I. Kozasu, C. Ouchi, T. Sampei, and T. Okita, in MicroAlloying 75 , p 120, Union Carbide Corporation More

Fig. 8-28 Austenite grain size and subsequent primary ferrite-pearlite structure for steels containing about 0.4% C and 0.03% Nb. The austenite grain size was varied by rolling above 1050°C. The final rolling was carried out at 850°C, followed by air cooling. In the top row of micrographs More

Fig. 10-1 Effect of prior austenite grain size on ideal critical diameter More

Fig. 9.48 The effect of austenitization temperature on the austenitic grain size for the same holding time at temperature for a silicon-deoxidized steel. Source: Adapted from Ref 52 More

Fig. 21.36 Fatigue limits as a function of austenitic grain size and retained austenite in carburized 8719 steel. Source: Ref 21.57 More

Fig. 5-13 Austenitic grain size as a function of austenitizing temperature for various tool steels More