Data Sheet

ED Valve
D100017X012
Product Bulletin
51.1:ED
December 2012
3
Specifications
Available Configurations
ED: Single-port, globe-style control valve with cage
guiding, balanced valve plug, and push-down-to-close
valve plug action (figure 1)
EAD: Angle version of ED control valve, used to
facilitate piping or in applications where a
self-draining valve is desired (figure 2)
EDR: Same as ED control valve except with
push-down -to-open valve plug action (figure 3)
Valve Sizes
See table 2
End Connection Styles
(1)(2)
Cast Iron Valves
Flanged: ED, NPS 1 through 8,
J CL125 flat-face or
J CL250 raised-face flanges per ASME B16.1
Steel and Stainless Steel Valves
Flanged:
J CL150, 300, or 600 raised-face (RF) or
ring-type joint (RTJ) flanges per ASME B16.5,
J Raised-face (RF) flanges per EN1092-1/B
Screwed or Socket Welding: NPS 1 through 2,
consistent with ASME B16.11
Buttwelding: NPS 1 through 8
Schedules40or80consistentwithASMEB16.25
Socket weld end connection style is not available for
EAD
Also, see table 2 and figures 13 and 14
Maximum Inlet Pressures and Temperatures
(1)(2)
As listed below, unless limited by maximum pressure
drop or material temperature capabilities
Cast Iron Valves
Flanged: Consistent with CL125B or 250B per ASME
B16.1
Steel and Stainless Steel Valves
Flanged: Consistent with CL150, 300, and 600
(3)
per
ASME B16.34
Screwed or Welding: Consistent with CL600
(3)
per
ASME B16.34
Maximum Pressure Drop
(2)
Same as maximum inlet pressure for specific
construction defined above, except where further
limited as follows:
All Valves Except T hose with Whisper Trim III and
WhisperFlo Cages: Seefigure8
Valves with Whisper Trim III Cages (NPS 6 ED): See
figure 10 except where further limited by the
following max n-P/P
1
ratio
(4)
–0.60 for level A3 cage,
0.75 for level B3 cage, 0.85 for level C3 cage, or 0.99
for level D3 cage
Valves for NACE MR0175 / ISO 15156 and MR0103:
Seefigure12
Shutoff Classifications per ANSI/FCI 70-2
and IEC 60534-4
Class II: Standard with single graphite ring and 33
through 203 mm (1.3125 through 8-inch) port size
Class III: Optional for valves with single graphite
piston ring and 87 mm (3.4375 inch) or l arger port
diameter
Class IV: For valves with m ultiple graphite piston rings
and 111 mm (4.375 inch) or larger port diameter
Class V High-Temperature: For valves with port
diameters from 73 through 203.2 mm (2.875
through 8-inch) with optional C-seal trim. See table 1
Construction Materials
Valve Body, Bonnet, and Bonnet Spacer or Bottom
Flange, if used:
J Cast iron, J WCC carbon steel,
J CF8M (cast 316 stainless steel), J LCC carbon
steel,
J WC9chromemolysteel,orJ other
materials upon request
Valve Plug, Cage, and Metal Seating Parts
All Valves Except Those with Whisper Trim III and
WhisperFlo Cages: See table 3
Valves with Whisper Trim III and WhisperFlo Cages (NPS
4and6ED):See tables 4 and 5
Valves for NACE Specification: See table 10
Bellows Seal Assembly:
J 316L stainless steel or
J N04400
All Other Parts: See table 6
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