A chemicals company is looking to optimise the materials selection for their synthesis vessel with safety being the key priority. The tank can be treated as a small thin-walled spherical pressure vessel and the engineers are considering a 'yield before break' design concept. Given that a crack of length will propagate by fast fracture when the stress intensity factor reaches the fracture toughness of the material select the correct materials property index relevant to this design criterion. Fracture toughness K₁=Y₁₁√√na IC OM= OM= OM= OM= OM= OM= K IC 6 0 f P K IC IC P ба IC 2 2 IC

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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QUESTION 18
A chemicals company is looking to optimise the materials selection for their synthesis vessel with safety being the key priority. The tank can be treated as a
small thin-walled spherical pressure vessel and the engineers are considering a 'yield before break' design concept.
Given that a crack of length will propagate by fast fracture when the stress intensity factor reaches the fracture toughness of the material select the correct
materials property index relevant to this design criterion.
Fracture toughness K₁=Y₁₁√√
IC
O M=
O M=
O M=
COM: =
O M=
O M=
K
6
6
P
K
IC
K
K
IC
P
σα
y
6
IC
K
IC
2
f
IC
2
Transcribed Image Text:QUESTION 18 A chemicals company is looking to optimise the materials selection for their synthesis vessel with safety being the key priority. The tank can be treated as a small thin-walled spherical pressure vessel and the engineers are considering a 'yield before break' design concept. Given that a crack of length will propagate by fast fracture when the stress intensity factor reaches the fracture toughness of the material select the correct materials property index relevant to this design criterion. Fracture toughness K₁=Y₁₁√√ IC O M= O M= O M= COM: = O M= O M= K 6 6 P K IC K K IC P σα y 6 IC K IC 2 f IC 2
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