Stainless Steel CF3M Wedge Gate Valve (API 600, High Pressure)

This product is a high-performance Stainless Steel Wedge Gate Valve, constructed from $\text{CF}3\text{M}$ (Cast $\text{316}\text{L}$ Stainless Steel) or similar grades. Manufactured to the latest $\text{API}$ standards, this valve is primarily used for full $\text{ON}/\text{OFF}$ isolation in pipelines carrying aggressive media, slurries, or viscous fluids where corrosion resistance and tight shut-off are essential.

Gate valves are generally not used for throttling but excel at providing minimal pressure drop when fully open.

📋 Technical Standards & Specifications

Parameter	Detail / Standard
Valve Type	Wedge Gate Valve
Body Material (Example)	Stainless Steel ( $\text{CF}3\text{M}$ )
Size Range	$\text{2}''$ to $\text{36}''$
Pressure Class	$\text{ASME CL} 150, 300, 600, 900, 1500, 2500$
Temperature Range	$\text{-196}^\circ\text{C}$ to $600^\circ\text{C}$
Design Standard	$\text{API} 600$ (Latest Edition), $\text{ASME B} 16.34$
Face-to-Face Standard	$\text{ASME B} 16.10$
End Connections	Flange ( $\text{ASME B} 16.5/\text{B} 16.47$ ), Butt-Weld ( $\text{ASME B} 16.25$ )
Testing Standard	$\text{API} 598$ (100% tested before delivery)
Warranty	18 months after shipment, 12 months after installation

⭐ Design Features

Construction: Gate valves operate by moving a wedge-shaped disc (gate) perpendicular to the flow path.
Bonnet: Features a Bolted Bonnet or Pressure Seal Bonnet (for high pressures) to ensure tight sealing of the body/bonnet joint.
Gate Options: Available with Flexible or Solid Wedges and fully guided design.
Seat Rings: Supplied with Socket Welded or Replaceable Seat Rings.
Stem Design: Utilizes an Outside Screw and Yoke ( $\text{OS}\&\text{Y}$ ) design, where the stem threads are external and visible (Rising Stem), which protects the threads from the media and provides a visual indication of valve position.
Actuation: Suitable for Manual Handwheel, Bevel Gear Operation, or Automated Actuators (Electric/Pneumatic).
Stem Surface: Designed with a low-torque mechanism and smooth stem surface for reduced wear on the packing and easier operation.

🏭 Application and Function

Primary Function: To serve as an all-or-nothing block valve (fully open or fully closed).
Media Suitability: Excellent for applications involving slurries, viscous fluids, and general corrosive liquids due to its straight-through, minimum restriction flow path when fully open.
Flow Characteristics: Offers minimum pressure drop when fully opened and provides tight shut-off when fully closed.
Contamination Resistance: The gate design generally remains relatively unaffected by contaminants settling at the bottom of the line.

🔧 Accessories

A range of accessories is available to meet specific operational requirements:

Actuators: Electric or Pneumatic (Execution).
Bevel Gear Operators: Used to reduce the force needed to turn the handwheel on large valves.
Bypass Valves: Used to equalize pressure before opening the main gate.
Locking Devices, Chain Wheels, and Extended Bonnets (for cryogenic applications).