100 Datasheet, PDF (1/2 Pages) List of Unclassifed Manufacturers – 100/200

401 S. Highland Avenue
Aurora, IL 60506
Phone: [phone]
Fax: [phone]
www.henrypratt.com
S200-0504
Rubber Seated
Butterfly Valve
Series 100/200
Construction Specifications:
Sizes: 2" through 48"
Body: Cast Iron — Wafer or Lug*
Disc:
Ductile Iron
Epoxy Coated Stainless Steel
Aluminum Bronze
Stem: Stainless Steel
Resilient Seat: EPDM BUNA-N Viton
Actuation Options: Worm Gear Lever
Pneumatic Electric
Pressure Ratings: 2"-12" — 175 psi
14" and larger — 150 psi
*for installation between ANSI Class 125 flanges
Features:
s All cast body machined to high tolerances. Guaranteed
standard dimensions for interchangeability of parts and
actuators.
s Shaft bushings are impact and corrosion resistant
materials. Protects the shaft from side thrust of actuators.
s Special double-V-shape of stem seal self-adjusts to protect
the stem area for either vacuum or pressure use.
s Stem and body are isolated from line media by seal
created between disc flats and flat surface of seat.
s The special snap-in Resil-O-Seat design fixes seat in
place without bonding. The Resil-O-Seat is 100% field
replaceable — no tools required.
s Molded O-ring in the Resil-O-Seat forms a seal against all
standard flanges. Gasketing requirements are eliminated.
s Disc edge is machined and buffed, providing a bubble tight
shutoff and maximum seat life.
s All valves are factory tested at their rated pressure.