External emergency valves shut-off flow at the outlet of an aboveground storage tank (AST) or in a liquid transfer line where product flow must be stopped in the event of a fire. Fusible link holds spring actuated poppet in the open position. Valves 1 1/2 in. and smaller utilize a bushing to reduce down to the designated female NPT thread (see image).
Features
- Fully open design provides full flow when the valve is in the open position
- Cold non-shock pressure rated at 200 PSI W.O.G.
- 165° UL Listed fusible link standard (212° available)
- Body, cap, and poppet: Ductile iron
- Cap gasket: Teflon®
- Stem seal: Teflon® encapsulated fluorocarbon elastomers
- Valves 1 1/2 in. and smaller utilize a bushing to reduce down to the designated female NPT thread (see image).
