Data Sheet

ES Valve
D100021X012
Product Bulletin
51.1:ES
December 2012
3
Specifications
Available Configurations
ES: Single-port, globe-stylecontrolvalvewithcage
guiding, unbalanced valve plug, and
push-down -to-close valve plug action (figure 1)
EAS: Angle version of ES control valve, used to
facilitate piping or in applications where a
self-draining valve is desired (figure 2)
Valve Sizes
See table 3
End Connection Styles
(1)(2)
Cast Iron Valves
Flanged: ES, NPS 1 through 8, including NPS 1-1/2 and
2-1/2 (except NPS 1-1/4),
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 1/2 through 2,
consistent with ASME B16.11
Buttwelding: NPS1through8(exceptNPS1- 1/4).
Schedules40or80consistentwith
ASME B16.25
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 flanged 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 shown in figures 5 and 6
Valves for NACE MR0175-2002: Seefigure5
Shutoff Classifications per ANSI/FCI 70-2
and IEC 60534-4
Metal Seating: Class IV is standard. Class V is optional
PTFE Composition Seating: Class VI
Construction Materials
Body,Bonnet,andBonnetSpacerorBottomFlange,if
used:
J WCC carbon steel,J CF8M stainless steel,
J LCC carbon steel, J WC9chromemolysteel;
J Cast iron body with steel bonnet construction
J Other material constructions upon request
Valve Plug, Cage, and Metal Seating Parts: See table 4
All Other Parts: See table 9
Material Temperature Capabilities
(2)
Body/Trim Combinations: See tables 4 and 6
Those For NACE Specification: See tables 10 and 11
All Other Parts: See table 9
Flow Characteristics
Standard Cages:
J Quick-opening, J linear, or
J equal percentage
Whisper Trim: Linear
Flow Directions
ES
Standard Cage: Normally up
Whisper Trim Cages: Always up
EAS
Standard Cage: Without liner, flow up or down; with
liner, normally down
Whisper Trim Cages: Always up
Flow Coefficients and Noise Level Prediction
See t able 8 and Catalog 12
Port Diameters and Maximum Valve Plug Travels
See table 12
Yoke Boss and Stem Diameters
See table 12
Typical Bonnet Styles
J Plain or J extension. See figures 7 and 8 for
standard dimensions. See table 7 for selection
guidelines
J ENVIRO-SEAL bellows seal bonnet. See figure 4 for
view of ENVIRO-SEAL bellows seal bonnet. Also, see
Bulletin 59.1:070, ENVIRO-SEAL Bellows Seal Bonnets,
for further information
- continued -