Fire Safe Valve Seat Materials

The fire safe design incorporates two patented seats which function together to seal off pipeline flow.
Fire safe valve seat materials. In normal operation the soft seat provides a bi directional bubble tight shutoff zero leakage. Fm fire safe series thermal shut off valves. Wafer or lugged 150 or 300 2 to 24 pneumatic electric or manual. Fire safety valves actuators.
The huamei fire safe seated high performance butterfly valves hpbfv is the fire safe soft seat quarter turn valve. Listed thermal links automatically shut off or open the valve at predetermined temperatures. The metal seat. 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.
Fusible link valves are available in sizes from 1 4 4 for ball valve series and 3 24 for our butterfly valve series all fusible links are fm approved and have a temperature range of 165f 300f. Carbon steel or stainless steel 2 way fire safe butterfly valves. Our fire safe fusible link valves are available in ball valves and butterfly valves for maximum configuration. 2 way ball and butterfly valves with spring loaded actuator triggered by thermal or electro thermal fusible link.
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. Design standard api 6d bs en iso 17292 and ansi b16 34 multiport fire safe ball valves valves with extended stems valves for underground applications etc. The heat actuated u l. Fire safe design confirms to api 607 valves are tested and fire safe certified by bureau veritas.