Cla-Val 60-73/660-73 Technical Manual - Manual (Page 14)

6" Globe, Flanged
4" Globe, Flanged
Options
Model 100-31
Epoxy Coating - suffix KC
This option NSF 61 Listed and FDA
approved, fusion bonded epoxy coating is
for use with cast iron, ductile iron or steel
valves. This coating is resistant to various
water conditions, certain acids, chemi-
cals, solvents and alkalies. Epoxy coat-
ings are applied in accordance with
AWWA coating specifications C116-03.
Do not use with temperatures above 175° F.
Viton ® Rubber Parts - suffix KB
Optional diaphragm, disc and o-ring fabri-
cated with Viton
® synthetic rubber. Viton ® is
well suited for use with mineral acids, salt
solutions, chlorinated hydrocarbons, and
petroleum oils; and is primarily used in
high temperature applications up to 250° F.
Do not use with epoxy coating above 175°F.
Low Temperature Diaphragm - suffix KA
This single ply diaphragm uses Buna-N
®
synthetic rubber, formulated for low tem-
perature applications to -65° F. Operating
pressures in excess of 125 psi are not rec-
ommended.
For assistance in selecting appropriate
valve options or valves manufactured
with special design requirements,
please contact our Regional Sales
Office or Factory.
6" Angle, Flanged
Operating Temp. Range
Available Sizes
Pattern Flanged
Globe 4" - 6" - 8" - 10"
Angle 4" - 6 - 8"
Fluids
-40° to 180° F
Component Standard Material Combinations
Body & Cover Ductile Iron Cast Steel Bronze
Available Sizes 4" - 10" 4" - 10" 4" - 10"
Disc Retainer &
Diaphragm Washer
Cast Iron Cast Steel Bronze
Trim: Disc Guide,
Seat & Cover Bearing Bronze is Standard
Stainless Steel is optional
Disc Buna-N ® Rubber
Diaphragm Nylon Reinforced Buna-N ® Rubber
Stem, Nut & Spring Stainless Steel
For material options on sizes not listed, consult factory.
Cla-Val manufactures valves in more than 50 different alloys.
Materials
Specifications
Pressure Ratings (Recommended Maximum Pressure - psi)
Valve Body & Cover
Pressure Class
Flanged
Grade Material
ANSI
Standards*
150
Class
300†
Class
ASTM A536 Ductile Iron B16.42 250 640
ASTM A216-WCB Cast Steel B16.5 285 720
ASTM B62 Bronze B16.24 225 500
Note: * ANSI standards are for flange dimensions only.
Flanged valves are available faced but not drilled.
† Consult factory when Maximum Operating Pressure Differential
(MOPD) is greater than 400 PSID