Velan Cast Steel Gate Valve

DESIGN FEATURES:
 Universal Trim. 13 CR stem, wedge
in CA 15 or 13 CR faced, and
Stellited seat API Trim 8 suitable
for applications up to 850F
(454C).
 Seat face Stellited, ground and
lapped to a mirror finish.
 Flexible Wedge with low center
stem-wedge contact, in solid
CA15 (13 CR) or hardfaced with
13 CR, SS 316, Monel or Stellite.
Wedge is ground and lapped to a
mirror finish and tightly guided to
prevent dragging and seat
damage. A Stellite 6 hardfaced
CF8M wedge is also available.
 Non-rotating stem with precision
Acme threads and burnished
finish. Double Acme for faster
operation.
 Body and bonnet joint accurately
machined. Gasket materials on
page 3, details on page 13.
 Body and bonnet castings are
precision machined. One-piece
bonnet up to 12” (300 mm) for
better alignment and fewer parts.
 Gland has two-piece construction
for easy alignment.
 Flanges:
Classes 150300: 1⁄16” raised face,
Class 600 1500: 1⁄4” raised face.
Finish 125250 AARH for all
valves.
 Rotating stem nut is Austenitic
ductile iron Gr. D-2C renewable in
line (as shown). Thrust bearings
are supplied as follows:
150 300: 1012” (250300 mm),
1 bearing (top),
16” (400 mm) and up,
two bearings
600: 6” (150 mm) and up
9001500: 6” (150 mm) and up.