Process Equipment and Plant Design
The wall thickness for a large high pressure pipeline is determined by the consideration of the

Temperature stresses
Axial tensile stress in the pipe
Circumferential pipewall tension
Forces exerted by static and dynamic action at bends

ANSWER DOWNLOAD EXAMIANS APP

Process Equipment and Plant Design
For a cylindrical shell, (subject to the thickness of uppermost course being more than the minimum for diaofthe tank in question), the thickness of the courses of shell

Increases upwards
Remains same throughout
May decrease or increase upwards depending upon whether vacuum or positive pressure would be maintained inside the shell
Decreases upwards

ANSWER DOWNLOAD EXAMIANS APP