Q.

Auto frettage is a

A. extra cover provided on seamless pipes to increase their hoop stress
B. a means of inducing favourable residual stresses in pressure vessels
C. Increasing the diameter of threaded portion
D. a heat treatment for pressure vessels subjected to low temperatures
E. surface coating process
Answer» B. a means of inducing favourable residual stresses in pressure vessels
1.8k
0
Do you find this helpful?
17

View all MCQs in

Machine Design

Discussion

No comments yet