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Nil-Cor® Full-Face Wafer/Lug Butterfly Valves, Elastomer Lined Composite Size: 2"-12" (Series 700)
Nil-Cor® Full-Face Wafer/Lug Butterfly Valves, Elastomer Lined Composite Size: 2”– 12” (Series 700), is a full-face wafer/lug butterfly valve with through-drilled or threaded flange bolt holes for corrosive and/or abrasive chemical services.
Product Features & Benefits
- STRONG, LIGHT-WEIGHT, ZERO CORROSION: The valve body is manufactured from advanced fiber reinforced vinyl ester resin that is as strong as steel, ½ the weight of ductile iron and will never corrode
- ONE PIECE CASTING MATERIAL OPTIONS: Disk and stem are one piece casting available in stainless steel or food grade EPDM or Hypalon encapsulated nickel-plated DCI with double “D” shaft drive. Other disc material available
- THICK FOOD-GRADE OR HYPALON ELASTOMER SEAT: Seat is thick food grade EPDM meeting FDA 21CFR177.2600 or Hypalon elastomer locked into valve body
- LEAK FREE SERVICE: Energized triple stem seals top and bottom for leak free service
- DURABLE AND LIGHT WEIGHT: Nil-Cor® butterfly valves weigh less than ½ the weight of ductile iron. This means reduced handling and shipping expenses and easier installation
- BODY CONFIGURATIONS: Flange wafer or lug style
Technical Details
Materials of Construction
- Body: Glass fiber reinforced vinyl ester resin
- Disc: EPDM/DCI, Hypalon/DCI, Gr. C-2 Titanium, 316 stainless steel
- Seat: EPDM, Hypalon, other elastomers upon request
- Body Bolts: Zinc-dichromate plated ASTM A193 Gr. B7
- Flange Connections: Bolt holes may be through drilled (wafer) or threaded (lug)
- Actuator Mounting Pad: Per ISO 5211
Size Range
- 2” – 12” Wafer and Lug
Flange Drilling
- ANSI CL150
Body Type
- Full Faced Wafer
- Threaded Lug
Service Temperature
- Continuous temperature service from -50 to 250° F. Short-term exposures to 300° F are acceptable.
Pressure Rating
Applications
- Oil Refinery
- Power Industry
- Paper and Pulp
- Chemical
- Mining
- Water and Wastewater
- Hydrogen
- Natural Gas Distribution
- Lithium
- Steel Processing
Literature
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