Table 8 Maximum circumferential stresses and allowable stresses of steel casings with a length of 15 m.

From: Numerical investigation on the penetration process of steel casings in riprap environment of estuarine mudflats

Wall thicknesses of steel casings (mm)

Maximum circumferential stress (MPa)

Allowable stress (MPa)

22 mm

278.30

65.7

27 mm

236.03

67.3

31 mm

122.90

68.7

34 mm

84.20

70.0

36 mm

68.97

70.8

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