Bolted cover swing check valves
Category: Gate, globe, and check valves
Product line: Bolted bonnet high pressure valves (large forged) valves
- Size range(s)
- NPS 2 1/2 - 24
(DN 65 - 600)
- Pressure rating
- ASME Classes
150 - 1500
- Standard connections
- Socket weld, Butt weld
Features and benefits
● Stronger, leakproof bolted body bonnet joint.
● No penetration of hinge pin tooutside eliminating possibility of pin seal leakage and allowing for in-line service.
● Compact cage unit. All moving parts are attached to the carrier and can be removed easily for service.
● Forged seat/disc is hardfaced with CoCr alloy, ground and lapped to a mirror finish for maximum erosion resistance and long service life. It is seal-welded to the body.
● Disc can partially rotate for tight shutoff. In the fully open position, it rests against a stop.
● CoCr alloy bearings for hinge pin.
● Easy in-line service. Seating faces can be re-lapped.
● Forged bonnet