Your browser is out of date.

You are currently using Internet Explorer 7/8/9, which is not supported by our site. For the best experience, please use one of the latest browsers.

manufactured in the usa

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.

Request a Quote Technical Support

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
contact us

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.
Request a Quote

Pressure Rating


  • Oil Refinery
  • Power Industry
  • Paper and Pulp
  • Chemical
  • Mining
  • Water and Wastewater
  • Hydrogen
  • Natural Gas Distribution
  • Lithium
  • Steel Processing
technical support
need help choosing a material?

View Our Chemical Resistance Guide

This resource is intended as a guideline to be used with all available information to determine suitability of material selection. We suggest thorough research which should include known applications when determining material. The information contained herein is provided only as a guide for the use of ANDRONACO INDUSTRIES products.

view chemical guide
Download Our Product Catalog
explore our full offering

Download Our Product Catalog

Download Now

Contact Us

Give us a call at 616-554-4600 or fill out this form and one of our experts will be in touch as soon as possible.

* marks required fields

Technical Support Inquiry Request a Quote

Please Upload all supporting Files Here. The accepted file formats are jpg,jpeg,png,gif,pdf,doc,docx. Thank you.