Series 140, 200, 920, 56200 pages
Heavy Duty Valves
Series 140, 200, 920, 5620
Features
► Original Shear-Seal® technology
► High velocity flow
► Tolerates contaminates
► Low handle load at high pressures
► Spring return option
► Low pressure drop
Applications
► Land-based and offshore drilling equipment
► Steel mills
► Nitrogen charging panels
► Refineries and chemical processing plants
► Power generation facilities
General Specifications*
Patents 2.696.219
Working Pressure: | Air (pneumatic) up to 4,000 psi (275 bar) hydraulic oil or lubricated water up to 6,000 psi (413 bar) |
Flow Capacity, Cv: | See table |
Back Pressure: | Must not exceed 250 psi (17 bar) at return port for satisfactory operation |
Pressure Drop: | 14 psi (0.96 bar) at 20 ft/sec See Supplemental Guide for more detailed information |
Proof Pressure: | 1.5x working pressure except at return port |
Burst Pressure: | 2.5x working pressure except at return port 3,000 psi (206 bar) |
Media Temperature Range: | -40° to +250°F (-40° to +121°C) |
Rotor: | 400 series stainless steel |
Pressure Seals: | Stainless steel |
Shaft: | Stainless steel |
Body: | Bronze |
Housing: | Ductile iron |
Standard O-ring: | Buna N, others available |
Back-up Rings: | Teflon® |
' See product configurator for additional options.
CLOSED CENTER
FLOW PATTERNS
(viewed from shaft end)
OPEN CENTER [Tandem Center)
CLOSED CENTER - MANIPULATOR (Float Center)
Series 920 S 5620
ASA SYMBOL
RET
V
2 1
TT
T T
P R
CYL1 CYU
ASA SYMBOL
4
2_1
P R
CYL1 oru
ASA SYMBOL
RET
V
2_1
P R
Flow Capacity (Approx.) | |||||||
Service: Oil and Lubricated Water | |||||||
Main Valve Port Size | 20 ft/sec gpm (l/min) | 40 ft/sec gpm (l/min) | 60 ft/sec gpm (l/min) | Min. Flow Passage Dia. | Cv Factor | Approx. Shipping Weight lbs (kgs) | |
140/920 Series Valve | 1/4" | 3(11) | 6 (23) | 9 (34) | 1/4" | 0.95 | 4.5 (2) |
3/8" & 1/2" | 9 (34) | 19 (72) | 28 (106) | 7/16" | 3.20 | 8.5 (3.9) | |
3/4" & 1" | 25 (95) | 50 (189) | 75 (284) | 23/32" | 9.20 | 21.5 (9.8) | |
1-1/2" | 57 (217) | 114 (433) | 171 (650) | 1-3/32" | 21.00 | 48.5 (22) | |
200/562 Series Valve | 1/4" | 3(11) | 6 (23) | 9 (34) | 1/4" | 0.95 | 4.5 (2) |
1/2" | 5(19) | 10 (38) | 15 (57) | 5/16" | 1.60 | 8.5 (3.9) | |
1" | 9 (34) | 19 (72) | 28 (106) | 7/16" | 3.20 | 21.5 (9.8) |
Barksdale
CONTROL PRODUCTS
1 Barksdale, Ina/Barksdale GmbH
J A Subsidiary of Crane Co.
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