Technical Specifications

2 | GE Energy
n Flow Direction
All trim: Flow through both ports
n Body
Type: Double seat globe
n Body Bonnet & Lower Flange
Type: Bolted
n Bonnet & Lower Flange
Materials: Carbon steel
Stainless steel
Chrome-molybdenum steel
n
Trim
Plug type: Double seat
V-port or contoured
Seat ring: Threaded
Guide: Heavy top and bottom guiding
Capacity: Full area
Reduced capacity (0.4 factor)
Cv ratio: 50:1
Flow characteristics: Equal percentage
Quick opening
Linear
n Actuator
Type: Spring diaphragm
Handwheel: Optional
General Data
Numbering System
2nd 5th4th3rd
1
2nd
0
1st
1
1st
8
1. Double Seat
Plug Type
Body
Series
10
2. Down Seating
Seat Type
Control
Characteristics
3. Equal % (V-Port)
6. Quick Opening
7. Linear
Actuator Type
87 Spring Diaphragm
Air to Close
88 Spring Diaphragm
Air to Open
Table of Contents
Numbering System ...........................................................................................2
General Data .......................................................................................................2
Temperature Range / Seat Leakage ..........................................................3
Ratings /Connections .......................................................................................4
Flow Coefficient – Rated C
v ...................................................................................................................
4
C
V
and F
L
versus Travel .............................................................................. 5-6
Materials of Construction ...................................................................... 7-12
Valve Dimensions ....................................................................................13-14
Valve Weights ..................................................................................................15
Actuator Dimensions and Weights .................................................16-17