Data Sheet

Globe Valve Selection Guide
Product Bulletin
PF51.1:010
July 2008
5
General-Service and Heavy-Duty Valves (Continued)
ES
W3421-3/IL
ED
W3162-3/IL
Figure 5. General-Service and Heavy-Duty Valves (Continued)
ES ED
Applications
easy-e Heavy-duty, general-service valve for clean liquids and gases.
Positive shutoff at seat
easy-e heavy-duty, general- and severe- service valve for clean liquids and
gases with higher pressure drops but where tight shutoff is not required
Style
Cage-guided globe or angle valve
Unbalanced
Cage-retained seat
Cage-guided globe or angle valve
Balanced trim
Cage-retained seat
Sizes
ES: DN 15, 20, 25, 40, 50, 65, 80, 100, 150, 200
NPS 1/2, 3/4, 1, 1-1/4, 1-1/2, 2, 2-1/2, 3, 4, 6, 8
EWS: DN 100 x 50 through 300 x 200
NPS 4 x 2 through 12 x 8
ED: DN 25, 40, 50, 65, 80, 100, 150, 200
NPS 1, 1-1/2, 2, 2-1/2, 3, 4, 6, 8
EWD: DN 100 x 50 through 600 x 500
NPS 4 x 2 through 24 x 20
Ratings
EN 1092-1 PN 10, 16, 25, 40, 63, or 100
ASME B16.5 CL125, CL250, CL150, CL300, or CL600
PN 10, 16, 25, 40, 63, or 100
CL125, CL250, CL150, CL300, or CL600
End Connections
NPT internal, flat- or raised-face flanged, ring-type joint, socket-weld and
buttwelding ends
PN 10, 16, 25, 40, 63, or 100
CL125, CL250, CL150, CL300, or CL600
Valve Body Materials
Cast iron, WCC, CF8M, WC9 steel, and others on request (materials
available to EN, ASME, or ASTM specifications)
Cast iron, WCC, CF8M, WC9, and others on request (materials available
to EN, ASME, or ASTM specifications)
Valve Plug and Seat Ring (Trim) Materials
S41600, S31600, or S31600 with CoCr-A on seat or seat and guide)
Soft seat is PTFE
S41600, S31600, or S316000 with alloy 6 on seat or seat and guide
Flow Characteristics and Maximum Flow Coefficients
Quick opening, linear, or equal percentage
Maximum C
v
from 6.53 to 1110
Quick opening, linear, or equal percentage
Maximum C
v
from 17.2 to 6500
Shutoff Class (IEC 60534-4 and ANSI/FCI 70-2)
Class IV (standard with metal seats), Class V (optional with metal seats),
or Class VI (with optional soft seats)
Class II (standard)
Class III or IV (optional depending on size)
Available Actuators (refer to pages 11 and 12)
657 or 667 spring-and-diaphragm; 585C piston 657 or 667 spring-and-diaphragm; 585C piston