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GNS-B Series
The GNS-B Series Gate Valve is designed with slab gate, rising stem, full bore thru-conduit, which is recognized as the economical and reliable valve for various applications. It has good sealing performance between seat and gate because of the wave spring design. The available working pressure is from 2000 to 15,000psi and bore sizes from 1-13/16” through 4-1/16”.
Features & Benefits

¡ñ Seats are energized by the preloaded-springs or the fluid pressure from upstream to form good seal performance between seat and gate.
¡ñ Rising stem design provides position indication and avoids medium's erosion to the stem.
¡ñ Easy operating and sealing without excessive force.
¡ñ Full bore thru-conduit design maximizes valve life.
¡ñ Bi-directional design provides flow direction versatility.
¡ñ Back seat design allows stem seal replacement with the valve under pressure.

Dimensions

A: Face to face valve length     B: Bore centerline to bottom of valve
C: Bore centerline to handwheel top  D: Handwheel diameter