Fire safe valve was planned when the plant is under fire.
Fire safe valve standard.
Other applicable standards.
The conval fire safe clampseal valve has been tested and successfully passed the rigorous test procedure defined by the american petroleum institute api standard 6fa.
In brief this procedure calls for the test valve to be placed in line and pressurized to 75 of rated pressure then subjected to a 1400 1800 f fire for 30 minutes.
Ansi b 16 5 butt welded valve ends.
Actuator mounting pad on the valve is as per iso 5211.
The valves are placed under pressure 75 of the max.
The valve is fire safe tested and approved according to common standards like api 607 api 6 fa iso 10497 etc or the valve is within the qualification range of this standard.
150 or 300 ansi flange 1 2 to 8 pneumatic electric or manual.
Api 607 4th edition api 6fa bs 6755 part ii.
This will keep the harm as low as would be prudent.
The delicate seats were all burnt the valve was still fixed by the exact valve ball body.
Carbon steel or stainless steel 2 way fire safe ball valves.
Api 598 b 6 6755 part 1 fire safe.
The standard was titled fire test for soft situated quarter turn valves.
The fire safety test as conducted by tüv süd ensures that the valves demonstrate minimal leakage and can still be operated in case of fire.
Ansi b 16 25 pressure tests.
This means it has been pressurized set under fire at a defined temperature and duration and after stopping the fire supply the valve has been shock cooled and the.
Working pressure with water and must withstand a fire temperatures between 750 1000 c for 30 minutes.
Ansi b 16 10 flange dimensions.