Search Results for depth of carburization

Fig. 2 Case depth as a function of carburizing time for normal carburizing (no diffusion cycle) of low-carbon and certain low-alloy steels. Curve A: Total case depth. Curve B: Effective case depth for surface carbon content of 1.1% to saturation. Curve C: Effective case depth for surface More

Fig. 1.4 Depth of the oxidized zones vs. carburizing time at different carburizing temperatures for SAE 1015. Source: Ref 6 More

Fig. 7 Variation of the depth factor, φ, with carburizing temperature for low-carbon and certain alloy steels More

Fig. 57 Illustration of grain-boundary oxidation of carburized 20MnCr5 to a depth of 30 μm. Unetched. Original magnification: 200×. Courtesy of Fluidtherm Technology P. Ltd., Ambattur, India More

Fig. 10.86 Depth of penetration of pack carburizing as a function of treatment time. Transversal cross sections, etched with nital and illuminated with oblique lighting. More

Fig. 12.16 (Part 4) (j) Variation of hardness with depth in a bar that has been pack carburized at 940 °C for 2 h and then subjected to the quench-hardening treatments indicated. The associated microstructures are illustrated in Fig. 12.16 , 12.17 , and 12.19 , as follows: 940 °C–WQ: Fig More

Fig. 12.20 (Part 1) Case carburizing: estimation of case depth by microscopical methods. 0.15% C (0.17C-0.05Si-0.64Mn, wt%). The structure of this carburized case in the normalized condition is shown in Fig. 12.15 (Part 1) (d) and (h) . The parenthetical carbon contents are those More

Fig. 12.20 (Part 2) Case carburizing: estimation of case depth by microscopical methods. 0.15% C (0.17C-0.05Si-0.64Mn, wt%). The structure of this carburized case in the normalized condition is shown in Fig. 12.15 (Part 1) (d) and (h) . The parenthetical carbon contents are those More

Fig. 12.22 (Part 3) (i) Variation of hardness with depth in bars pack carburized at 940 °C for 2 h, given the diffusion treatments indicated, and then quench hardened. More

Fig. 12.23 (Part 3) (g) Variation of hardness with depth in carburized bars subsequently decarburized and quench hardened. The structures of the mildly decarburized bar are illustrated in Fig. 12.23 (Part 1) (a) to (f) , and those of the moderately decarburized bar in Fig. 12.24 . More

Fig. 12.25 (Part 3) (i) Variation of hardness and carbon content with depth in the carburized bar illustrated in Fig. 12.25 (Part 1) (a) to (h) . Hardness data (solid line) are for the bar as quenched from the carburizing furnace. More

Fig. 12.26 (Part 3) (g) Variation of hardness and carbon content with depth in the carburized bar illustrated in Fig. 12.26 (Part 1) (a) to (f) . Hardness data are for the bar as quenched from the carburizing furnace (solid line) and after a subzero treatment of −183 °C (dashed line). More

Fig. 21.2 Effect of time on case depth during pack carburizing at 925 °C (1700 °F). Source: Ref 1 More

Fig. 21.3 Effect of time and temperature on case depth during gas carburizing. Source: Ref 1 More

Fig. 6.37 Relationship between fatigue strength and case depth for two carburized lean-alloy case-hardening steels. Source: Ref 45 More

Fig. 7.27 Torsional fatigue curves for carburized 18Kh2N4VA steel. Case depth, 1.5 mm. See also Table 7.14 . Source: Ref 43 Curve Treatment Temper Oil quench Subzero 1 650 °C 800 °C ... 2 650 °C 800 °C –120 °C 3 ... 800 °C –120 °C 4 ... 800 °C ... 5 More

Fig. 7 Minimum effective case depth for carburized gears, h e min . The values and ranges shown on the case-depth curves are to be used as guides. For gearing in which maximum performance is required, detailed studies must be made of the application, loading, and manufacturing procedures More

Fig. 1.6 Influence of carburizing temperature on the depth of oxide penetration and penetration frequency per millimeter of grain boundary oxidation for steel 17NiCrMo14. Adapted from Ref 9 More

Fig. 6.5 Total case depth versus carburizing time at four selected temperatures. Graph based on data in the table. Source: Ref 4 More

Fig. 6.6 Case depth as a function of carburizing time and temperature for normal carburizing (no diffusion cycle) of low-carbon and certain alloy steels. Curve A: Total case depth. Curve B: Effective case depth for surface carbon content of 1.1% to saturation. Curve C: Effective case depth More