Flow Systems, Inc. - Valves
COMPONENTS & DESIGN FEATURES • SPV DRAWINGS• SPV - JACKETED TYPES • SPV CONFIGURATIONS • HOW TO ORDER SPV
/TABthreaded & 150# & 300# flanged available. -->
Most Efficient, Non-Lubricate, Corrosion Resisting, Self-Sealing and Long Lasting

Design Features:
VALVES UP TO 4" IN INVESTMENT CASTING
6" AND ABOVE MADE OUT OF SAND OR SHELL CASTING
SUPERIOR FINISH AND LONGER LIFE OF VALVE BODY
BI-DIRECTION FLOW
POSITIVE SHUTOFF WITH IN-LINE ADJUSTMENT
IN-LINE PTFE SLEEVE SURROUNDS THE PLUG
PTFE SLEEVE LOCKED IN THE BODY AND FIELD REPLACEABLE, ON ONLINE
DESIGNED FOR THROTTLING
UNIQUE PLUG AND BODY DESIGN FOR LOW TORQUE OPERATION
NON-LUBRICATED, SELF-CLEANING OF PLUGS WHILE IN OPERATION
ZERO LEAKAGE (BUBBLE TIGHT SHUTOFF)
EASY ASSEMBLING AND DISASSEMBLING
TECHNOLOGICALLY SUPERIOR DESIGN, OUR SPECIALTY
COST EFFECTIVE AND TOP VALUE FOR YOUR DOLLAR
PROVEN PERFORMANCE
SELF SEALING
Components:
BODY / COVER SEE ORDER SECTION
PLUG SEE ORDER SECTION
SLEEVE PTFE
DIAPHRAGM & WEDGE RING PTFE
METAL DIAPHRAGM SS 316
THRUST COLLAR SS 316
WASHER PTFE
STUDS & NUT B7 & 2H / SS 316

Options Available:
BOTH ANSI 150# AND 300#
FULLY JACKETED
PARTIALLY JACKETED
FLANGED END
BUTT WELD
SOCKET WELD
3-WAY
3-WAY JACKETED
4-WAY
RFL SLEEVED PLUG VALVES WITH IMPECCABLE PERFORMANCE!
For Class 150#
SIZE
BREAKAWAY
TORQUE INCH
FLOW RATE
(VALUE)
INCH
MM
LBS
(NM)
Cv
Kv
1/2
15
192
(25.5)
9.5
11
3/4
20
192
(25.5)
9.5
11
1
25
308
(35)
42
49
1-1/2
40
460
(52)
95
112
2
50
630
(71)
190
224
3
80
965
(110)
326
384
4
100
1450
(165)
694
816
6
150
3820
(370)
1112
1308
8
200
12750
(1440)
1665
1960
Torque
Start - Break - Away Torque
Running - 60% of B.A.T.
Close - 80% of B.A.T.
To obtain - kV Value multiply
CV Value by 0.85
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VALVES

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FLOW SYSTEMS
13650 T.I. Boulevard, Suite 106 • Dallas, TX 75243 • U.S.A. • Phone: 972-644-4395, 800-956-8447 • Fax: 972-644-4616

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