Issue 61

M. S. Baharin et alii, Frattura ed Integrità Strutturale, 61 (2022) 230-243; DOI: 10.3221/IGF-ESIS.61.15

of SP-1, SP-2, and SP-3 are shown in Tab. 1, Fig. 3, and Fig. 4 with dimensions based on previous studies [13]. Based on Fig. 4, the diameter is 6 mm to match the 3 mm depth with SP-1.

Figure 1: The process flow fatigue life stress distribution and deformation of sandwich panel.

Plate dimension (h × w), mm

Core arrangement

Dimple thickness, mm

Dimple diameter, mm

AR500-Rounded dimple core-AR500 [SP-1] AR500-Hemispherical dimple core-AR500 [SP-2] AR500-Solid core-AR500 [SP-3]

180 × 40

3

10

180 × 40

3

6

180 × 40

-

-

Table 1: Configuration of a sandwich panel for simulation.

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