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Slide Gate Valves
These versatile valves are designed for a wide range of gravity flow applications.  All share the same one-piece cast housings and heavy duty components that ensure reliable low maintenance operation for many years.  Slides are sealed internally by a replaceable polyurethane or steel wiper ring.  The end of the slide plate is sealed with an adjustable packing gland.  Between the two seals is a wiper blade that ensures long seal life. Both the inlet and outlet flanges are drilled and tapped with identical patterns to simplify installation.  A range of actuators is available to accommodate most applications. 
For more information on this product line, please visit our PDF Document Library.
SB-Manual
  • Sizes 6" through 16"
  • A smooth operating manual valve
SB-Crank (handwheel or chain)
  • Sizes 6" through 16"
  • A very fast action manual valve--only 2 to 2.5 turns to close
SB-Screw
  • Sizes 6" through 12"
  • The best valve for manually regulating flow
SB-Electric (not shown--similar to SB-S, but motorized) 
  • Sizes 6" through 12"
  • Ideal when air is not available
SB-Twin Piston
  • Sizes 6" through 16"
  • A very compact design
SB-Pneumatic--single piston (not shown)
  • Sizes 6" through 12"
Common Design Features
Materials of Construction (body) one piece cast aluminum, cast iron, cast stainless steel
Slide Materials mild steel or stainless steel
Slide Supports adjustable eccentric guides (Nylon, PTFE, phosphor bronze)
Slide Face Seal/Inlet Deflector cast ring (polyurethane, cast iron, stainless steel)
Slide Scraper single scaper blade on top of slide (Nylon, PTFE, brass)
Slide End Seal adjustable packing gland (PTFE, graphite impregnated PTFE)
Operating Temperature (max.) 194° F w/polyurethane seal/deflector & Nylon guides;
536° F w/ phosphor bronze guides and steel or iron ring deflector
 Custom designs are always welcome--specifications may change without notice.