Corrosion Properties of 34CrMo4 Steel Modified by Shot Peening

Figure 2

Cross-sectional OM observation of test specimens: (a) untreated, (b) 1 min peened, (c) 5 min peened, (d) 10 min peened, and (e) 20 min peened. Dashed arrows show the affected depth by shot peening.

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(b)

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(e)