PSI - Issue 52

A.D. Cummings et al. / Procedia Structural Integrity 52 (2024) 762–784 A. Cummings / Structural Integrity Procedia 00 (2023) 000–000

767

6

(a)

(b)

5083 'O'

12 x M36 BS 2S 143C

60mm

304S11

112.5mm

ϕ 765mm

1246mm

ϕ 540mm

BS1503 224 430 LT40

Radius 5mm

Foot 10mm 105mm

Fig. 1. (a) 1647B Design; (b) 1647B FEA model - dimensions and materials

the master curve equations from Annex J and Annex L of BS7910 (2019), the Charpy energy were converted to dynamic fracture toughness estimates, K mat at a probability of failure, p f = 0.05.