Data Sheet

ED Valve
D100017X012
Product Bulletin
51.1:ED
December 2012
8
Table 1. C-seal Shutoff Classification
VALVE
(PRESSURE RATING)
VALVE SIZE PORT DIAMETER
CAGE STYLE
ANSI/FCI LEAKAGE
CLASS
NPS mm Inches
ED
(CL150-600)
2-1/2 73 2.875
Eq. %, Linear, Whisper I,
Cav III, 1 stage
V to 593_C (1100_F)
[for port diameters
from 73 through 203.2
mm (2.875 through
8-inch) with optional
C-seal trim]
3 87.3 3.4375
3 73 2.875
Cav III, 2 stage
4 73 2.875
4
73
111.1
2.875
4.375
Eq. %, Linear, Whisper I,
Cav III, 1 stage
6
136.5 5.375
Whisper III (A3, B3, C3,
D3), Cav III, 2 stage
177.8 7
Eq. %, Linear, Whisper I,
Cav III, 1 stage
8
177.8 7 Cav III, 2 stage
203.2 8
Eq. %, Linear, Whisper I,
Cav III, 1 stage
PISTON
RING
RETAINER
VALVE PLUG
FLOW DOWN
FLOW UP
C-SEAL
METAL
PLUG
SEAL
(1)
STAKETHREAD
C-SEAL
METAL
PLUG
SEAL
(1)
A6869
Figure 5. C-seal Trim
1. Reverse the orientation of the C-seal plug seal for proper shutoff when valve is used in a process with different fluid flow direction.
Note: