Jamesl:
When I do not have any nozzles in the head knuckle region and I restrict the linear limits of reinforcement (of the nozzles) so that they do not go beyond the crown radius, why would there be buckling in the knuckle area. Also, I don't see any problem in a part of the repad going in to...
I am designing a pressure vessel (scrubber) with a design pressure of 100 psi @ 500F. The vessel is 42" id with bottom and top heads. The top head has two fairly large openings (10" and 18")in order for it to connect the vessel to two process cylinders (with packing material). The 10" and 18"...