The pressure rating is the maximum allowable pressure that the particular expansion joint can absorb. This is determined on a case-by-case basis.
![Burst test gauge](https://devptp.usbellows.com/wp-content/uploads/2019/05/burst-test-gauge-300x257.jpg)
The pressure rating is the maximum allowable pressure that the particular expansion joint can absorb. This is determined on a case-by-case basis.