Section 5 Flashcards
Brittle Fracture Considerations
1
Q
Tank metal temperature where a brittle fracture is not a concern?
A
> 60°F
API 653 par 5.3.8 & Figure 5.1 step 5
2
Q
Tank shell thickness where a brittle fracture is not a concern?
A
≤ ½”
API 653 par 5.3.5 & Figure 5.1 step 4
3
Q
At what allowable stress is a brittle fracture not a concern?
A
< 7000 PSI
API 653 par 5.3.7 & Figure 5.1 step 6
4
Q
At what thickness is a risk of brittle fracture consider to be minimal?
A
No greater than ½”
API 653 par 5.3.5
5
Q
No known brittle fracture failures have occurred at what temperature?
A
60°F or higher
API 653 par 5.3.8
