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VGF FLANGED GLOBE VALVES
3
63-2618—01
Fig. 1. Equal percentage flow diagram.
Fig. 2. Linear flow diagram.
Table 4. Close-off Ratings for VGF valves and Linear Actuators.
EQUAL PERCENTAGE FLOW
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
100%
10%
20%
30%
40%
50%
60%
70%
80%
90%
M22600A
NORMALL
Y OPEN
NORMALL
Y CLOSED
STEM TRAVEL (% OF STROKE)
FLOW
(% OF CV)
B TO AB FOR 3 WAY
MIXING VALVE
A TO AB FOR 2 WAY EP AND ES MODELS
A TO AB FOR 3 WAY MIXING
LINEAR FLOW
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
100%
10%
20%
30%
40%
50%
60%
70%
80%
90%
M22598A
NORMALL
Y CLOSED
NORMALL
Y OPEN
FLOW
(% OF CV)
STEM TRAVEL (% OF STROKE)
AB TO B FOR 3
WAY DIVERTING
A TO AB FOR 2 WAY LS AND LP MODELS
AB TO A FOR 3 WAY DIVERTING
Valve Characteristics
Linear Globe Valve Actuator Models
Actuator Part
Number
ML6420A3
049
ML6420A3
056
ML7420A3
055
ML7420A3
063
ML6425A3
022
ML6425
B301
3
ML7425A3
013
ML7425
B301
2
ML6421A1
017
ML7421A1
032
ML6421
B104
0
ML7421
B102
3
Stem Force
(lbf)
135
135
135
135
404
404
Actuator
Stroke (inch)
3/4
3/4
3/4
3/4
3/4
1-1/2
Connection Size
(inch)
Stem Travel
(inch)
Body Pattern
Flow Characteristics
Valve Part
Number
Close-Off (psi)
Class 125 Pressure Balanced Globe Valves
2-1/2
3/4
2-Way
Equal Percentage
VGF21EP25
175
175
175
175
175
3
3/4
2-Way
Equal Percentage
VGF21EP30
175
175
175
175
175
4
1-1/2
2-Way
Equal Percentage
VGF21EP40
175
5
1-1/2
2-Way
Equal Percentage
VGF21EP50
175
6
1-1/2
2-Way
Equal Percentage
VGF21EP60
175
2-1/2
3/4
2-Way
Linear
VGF21LP25
175
175
175
175
175
3
3/4
2-Way
Linear
VGF21LP30
175
175
175
175
175
4
1-1/2
2-Way
Linear
VGF21LP40
175
5
1-1/2
2-Way
Linear
VGF21LP50
175
6
1-1/2
2-Way
Linear
VGF21LP60
175
Class 125 Standard Globe Valves
2-1/2
3/4
2-Way
Equal Percentage
VGF21ES25
17
17
17
17
68
3
3/4
2-Way
Equal Percentage
VGF21ES30
7
7
7
7
33
4
1-1/2
2-Way
Equal Percentage
VGF21ES40
33
5
1-1/2
2-Way
Equal Percentage
VGF21ES50
13
6
1-1/2
2-Way
Equal Percentage
VGF21ES60
13
2-1/2
3/4
2-Way
Linear
VGF21LS25
17
17
17
17
68
3
3/4
2-Way
Linear
VGF21LS30
7
7
7
7
33
4
1-1/2
2-Way
Linear
VGF21LS40
33
5
1-1/2
2-Way
Linear
VGF21LS50
13
6
1-1/2
2-Way
Linear
VGF21LS60
13