Bellows seal gate valves
- Size range(s)
- NPS 1/2 - 2 (DN 15 - 50)
- Pressure rating
- ASME Classes
150 - 1500
- Standard connections
- Threaded, Socket weld, Flanged
Features and benefits
● Long cycle life bellows (3000 cycles): Designed and qualification tested for high pressure/temperature service.
● Bellows monitoring port (optional): A plug can beconnected with the space above the bellows to monitor performance.
● Two secondary stem seals: a) Backseat in open position; b) Graphite packing.
● Superior seating faces: Seats CoCr alloy hardfaced and wedge is solid CoCr alloy.