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Effect of Nodular Graphite on the Deterioration of Vibration Fracture Resistance of Ferritic Cast Iron under an Aqueous Environment

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Academic year: 2020

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Figure

Fig. 1Typical optical microstructure of three materials: (a) SG3430,(b) SG2027 and (c) Fe–3Si.
Fig. 4The D-N curves of SG 3430 specimens under different ambientenvironments.
Fig. 6Fractograph of the SG 3430 specimens tested in: (a) air, (b) aqueousand (c) oil environments (I.C.R
Fig. 10Maximum intergranular fracturing depth of different graphite areafraction specimens tested in air and aqueous environments, (I.G.F.:Intergranular Fracture, Aq: Aqueous environment, Ag: Area Fraction ofGraphite).
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