Velan’s proven pressure seal design.
No penetration of hinge pin to outside 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 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. All parts are easily accessible for maintenance. Seating faces can be re-lapped.
Forged bonnet.