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Table 3 Shear stress of adhesive bonded joint (avg. ± st. dev)

From: Investigation of UV exposure in adhesively bonded single lap joints

Surface preparation

Shear stress (MPa)

Plain

UV exposed

25 °C

115 °C

25 °C

115 °C

Sandblasting

15.13 ± 1.25

5.89 ± 0.67

13.7 ± 1.15

14.44 ± 1.58

Sanding

13.6 ± 1.78

3.08 ± 0.02

12.94 ± 2.39

12.53 ± 1.64

Chemical

3.37 ± 0.39

2.77 ± 1.55

2.16 ± 0.89

3.40 ± 1.23