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Bolted Bonnet High Pressure Valves

Bolted Cover Swing Check Valves

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....

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 

● Size range(s) :

NPS  1/2 - 2
(DN15 -50)

● Pressure rating

ASME Classes
150 - 1500

● Standard connections

Socket weld, Butt weld


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