PSI - Issue 35

Orhun Bulut et al. / Procedia Structural Integrity 35 (2022) 228–236

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Orhun Bulut et al. / Structural Integrity Procedia 00 (2021) 000–000

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Table 1: Dimensions and corresponding t / d ratios of examined specimens.

x dimension (mm)

y dimension (mm)

thickness ( µ m)

mean grain diameter ( µ m)

t / d ratio

total number of grains

2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2

2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2

18 35 53 70 88

59 73 85 93

0.30 0.48 0.62 0.75 0.88

665 665 665 665 665 685 959

100 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105 105

105 147 168 189 211 232 253 274 295 316 358 400 442 484 526 568

1

1.4 1.6 1.8 2.2 2.4 2.6 2.8 3.4 3.8 4.2 4.6 2 3

1096 1233 1370 1507 1644 1781 1918 2055 2329 2603 2877 3151 3425 3699

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5.4

(a) t / d = 0.3

(b) t / d = 1.0

(c) t / d = 2.2

(d) t / d = 4.6

Fig. 3: Microstructures of specimens having di ff erent t / d values.