Frangible Roof Meaning

A frangible roof joint forming a flexible gastight connection between a tank shell and a roof comprising an annular link mechanism sealingly secured at or adjacent a first edge thereof to a rim of.

Frangible roof meaning.

2018 details needed to be worked out such as a requirement that school guns fire only frangible bullets which break apart into small pieces and are unlikely to pass through victims as a way to limit the danger to innocent students. The securement of the annular link mechanism to the rim and the roof is such as to permit articulation of the annular link mechanism relative to the rim and roof to a point of failure of the joint. The reasoning behind present api design formulas is reviewed. A frangible roof is a roof to shell joint or junction that is weaker than the rest of the tank and will preferentially fail if the tank is over pressurised.

It s best to watch them from the openings rather than swimming in because you could damage the fragile coral roofs and frighten them off. Frangible synonyms frangible pronunciation frangible translation english dictionary definition of frangible. See synonyms at fragile. A plaque marking the frangible section of a london pavement designed to be broken to release smoke in the case of an underground fire.

This paper presents the results of an investigation into the frangible joint behavior of tanks designed to api 650 rules. A frangible structure is usually designed to be frangible and to be of minimum mass. Sam blum popular mechanics researchers used x rays to read this 400 year old burnt up scroll 4 oct. Most frangible toys are not suitable for young children.

Frangible definition easily broken. 1 of an object easily broken or damaged. In such tanks the roof to shell joint is intended to fail in the event of overpressurization venting the tank and containing any remaining fluid. It may be possible to show that a roof is frangible even when it does not meet the api criteria but it would depend on the circumstances as to whether that was helpful or possible.

Since this junction will fail before any other part of the tank such as the shell the bottom or the shell to bottom joint the bottom and shell can be relied on to be intact. Fran gi bil i ty fran gi ble ness n. Capable of being broken.