Products > Valves > Butterfly > Sure Seal Butterfly Valve - 800 Series

Sure Seal Butterfly Valve - 800 Series

Sure Seal Butterfly Valve - 800 Series
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SureSeal

 

 

 

 

 

The superior butterfly valve with the most corrosion resistant standard disc and stem for the chemical and food processing industry. Superior encapsulated design results in total encapsulation of the seat and disc/stem, providing the ultimate in contamination free service. In addition, every Sure Seal valve is tested to 110 percent of full pressure rating!

  • Stem is standard 255, a duplex stainless which is more corrosion resistant and almost twice as strong as standard 316 stainless steel, eliminating shaft twisting and water hammer damage 
  • Top plate is machined to standardized drilling pattern allowing manual handle kits, and actuation, interchangeability also available in ISO patterns
  • Stem brushing composed of full strength, corrosion resistant ertalyte - absorbs operator side thrust
  • A third stem seal ensures absolute seal externally or internally for vacuum or pressure service 
  • Two patented O-seals give a sure secondary seal as the O-seal becomes part of the body and encircles the stem before entering the seat and disc area 
  • Hub and seat seals prevent product from attacking stem or body
  • Lug-style body has drilled and tapped lugs which meet ANSI 125 and 150 flange standards 
  • Flange seal provides an absolute seal to all flanges within specifications
  • Sizes 2" thru 12"

NIBCO is a recognized leading provider of valves, fittings and flow control products for commercial, industrial and institutional construction as well as residential and irrigation markets. Founded in Northern Indiana, NIBCO has a manufacturing history that spans 110 years and has operated under four generations of family leadership and employee ownership

Serving a global marketplace, NIBCO operates 10 manufacturing plants throughout the United States, Mexico and Poland. NIBCO products are manufactured under a Quality Management System conforming to the current revision of ISO-9001 International Standards.

View 800 Series Butterfly Valves on Manufacturer's Website

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