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Published: 01 August 2013
Fig. 6 Transformation of retained austenite in 4130 and 4340 steel More
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Published: 01 January 1990
Fig. 17 Light micrograph of plate martensite and retained austenite in an Fe-1.39C alloy. Source: Ref 25 More
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Published: 01 January 1990
Fig. 8 Influence of retained austenite on the surface hardness of carburized alloy steels (reheat quenched and tempered at 150 to 185 °C, or 300 to 365 °F). Source: Ref 1 More
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Published: 01 January 1990
Fig. 9 Influence of retained austenite on surface ductility. (a) Yield strength data. (b) Yield-to-fracture-strength ratio More
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Published: 01 January 1990
Fig. 11 Effect of carbonitriding to increase retained austenite on rolling-contact fatigue. Source: Ref 3 More
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Published: 01 January 1990
Fig. 9 Transmission electron micrograph of a retained austenite particle in a 0.072C-1.3Mn-0.08Cb-0.08V steel intercritically annealed 5 min at 900 °C (1650 °F) and hot-oil quenched. Source: Ref 10 More
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Published: 01 January 1990
Fig. 10 Percentage of retained austenite after air cooling or water quenching followed by plastic straining. Source: Ref 11 More
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Published: 01 August 2013
Fig. 19 Case microstructure of plate martensite and ∼30% retained austenite (by x-ray diffraction). Nital etch. Original magnification: 500× More
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Published: 01 August 2013
Fig. 20 Case microstructure of plate martensite and ∼15% retained austenite (by x-ray diffraction). Grade 8620. Nital etch. Original magnification: 500× More
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Published: 01 August 2013
Fig. 27 Effect of carbon concentration in solution on retained austenite in SAE 4122 steel directly quenched in oil. (a) 1.2 wt% surface carbon (65% retained austenite). (b) 1 wt% surface carbon (50% retained austenite). (c) 0.75 wt% surface carbon (30% retained austenite) More
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Published: 01 August 2013
Fig. 28 Effect of part temperature prior to direct quenching on retained austenite in SAE 4122 steel. (a) 950 °C (1740 °F). (b) 925 °C (1700 °F). (c) 900 °C (1650°F). All samples contain no. 9 wt% C and 43 to 46% retained austenite. More
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Published: 01 August 2013
Fig. 29 Effect of cooling rate on retained austenite in SAE 4122 after carburizing and quenching in (a) water (29% retained austenite) and (b) oil (35% retained austenite) More
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Published: 01 August 2013
Fig. 30 Relationship between carbon gradient, retained austenite, and residual stress produced in carburized and hardened steels. (a) SAE 8620. (b) SAE 1118. Source: Ref 58 More
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Published: 01 August 2013
Fig. 12 Carburizing strategy resulting in unwanted formation of retained austenite. Carburizing temperature is 940 °C (1725 °F); material is 18CrNi8. More
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Published: 01 August 2013
Fig. 18 Retained austenite in 1018 steel carbonitrided at three different temperatures. Bar 28.5 mm (1 1 8 in.) in diameter quenched in 55 °C (130 °F) oil. See also Table 3 . Source: Ref 16 More
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Published: 01 August 2013
Fig. 19 Effect of low-temperature hold on retained austenite in carbonitrided 8617 steel bar. (a) Carbonitrided 4 h at 845 °C (1550 °F) in 8% ammonia, 8% propane, and remainder endothermic gas. Oil quenched and tempered 1.5 h at 150 °C (300 °F). Structure is tempered martensite (dark More
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Published: 30 September 2015
Fig. 3 Effect of austenitizing temperature on the amount of retained austenite after quenching of M2 with 0.80 to 0.91% C More
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Published: 30 September 2015
Fig. 15 Transformation of retained austenite in the steel from Fig. 13 and 14 during tempering. Adapted from Ref 62 More
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Published: 01 December 2004
Fig. 31 Microstructure with retained austenite (light-etching phase here) with its distinctive sharp corners. 5% nital etch. Original magnification 1000× More
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Published: 01 January 1996
Fig. 22 Retained austenite as a function of depth below the carburized surface for gas-carburized 4320 specimens in the as-carburized, direct-quenched and various shot-peened conditions after direct quenching. Source: Ref 58 More