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Chinese Journal of Mechanical Engineering

Table 3 Parameters of S–N curves of the material A357-T6 and cast aluminum beam

From: Fatigue Characterization on a Cast Aluminum Beam of a High-Speed Train Through Numerical Simulation and Experiments

Parameter

Material S–N curve

Structural S–N curve

N

≤ 5×106

> 5 × 106

≤ 5 × 106

> 5 × 106

m

7.353

13.706

7.353

13.706

C

1.26 × 1021

3.51 × 1033

1.71 × 1018

1.58 × 1028

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