GAV EMA Series Expanding Trough Conduit No-Rising Manual Gate Valve


The QUAM GAV-EMA Series is a Full bore through conduit Expanding Gate Valve complete with No-Rising Stem Manual Override

General Application

GAV-EMA is the typical API-6A Manual Gate Valve suitable for installation on Christmas Trees, Choke & Kill or Production Manifolds


  • API-6A (Up to PSL-4)
  • API-6D (Up to QSL-4)
  • API-6FA (FireSafe)
  • PED 2014-68-EU
  • ATEX 2014-34-EU
QUAM serie: GAV-EMA Category: Slab Gate Valve Tags: Manual, Expanding Through Conduit, Manual, Handwheel.

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  • Full Bore Through Conduit - With Full Size valve bore it is Minimized the Pressure Drop across the Valve
  • Metal To Metal Sealing - Without soft parts it is improved sealing performance with any process fluid
  • Spring Loaded Seats - Floating Seats guarantee Tight Shut-off even at low operating pressures
  • Bi-Directional Sealing - The possibility to reverse the fluid inlet orientation, Increase the service life
  • Erosion Resistant Trim - Valve Trim Sealing Surfaces are Hardened to improve wearing resistance
  • Corrosion Resistant Trim - Trim Components are made in Stainless Steel or properly Plated to improve corrosion resistance
  • Proprietary Stem Packing Design - QUAM experience has resulted in a special Stem Packing design for Smooth Operations, long life service and low emissions
  • Heavy Duty Thrust Bearings - High performance Thrust Bearings allow less load on the handwheel and easy operation
  • Exceed PR-2 Requirements - GAV-EMA Series Gate valves performance exceed API-6A PR-2 requirements
  • Description - Expanding Gate is a two pieces segmented gate with improved sealing performances and it is available as Direct Acting with Stem thread inside the gate.
  • Tight Shut-off - Valve Trim is designed to guarantee perfect sealing in any conditions
  • Compact Design - Minimizing Overall Dimensions GAV-EMA is perfect for offshore applications
  • Heavy Duty Construction - Valve is specially designed to improve reliability, Italian origin of Forging materials is the guarantee of Valve quality
  • Easy & Safe Maintenance - Special considerations in design are made to permit a safe disassembly of the pressure containing components
  • No Special Tools - GAV-EMA valves disassembly can be executed without any Special Tool, only Standard Wrenches are requested
  • 100% ITALIAN MANUFACTURING - QUAM Valves are Engineered and Manufactured entirely in Italy
Valve Action Clockwise to Close
Operated Handwheel
Valve Size Range API-6A From 1 13/16" through 13 5/8"
API-6D From 2" through 24"
Valve Pressure Ratings API-6A From 2.000 through 20.000 PSI
API-6D From 150 through 2500 lbs
Valve Connections Flanged, Studded, Buttweld, Hub or Customized Connections
Material Class API-6A: A-A, B-B, C-C, D-D, E-E, F-F & H-H
API-6D in compliance with ASME B16.34
Temperature Class API-6A: L, P, R, S, T, U, V & X
API-6D in compliance with ASME B16.34
Shut-off Class Tight shut-off

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