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Overview

This choke valve uses a bolted bonnet to retain the flow trim in the valve body. The flow trim is pressure balanced to minimize the stem loads and provide low operating torques. Standard end connections range in size from 4" to 6".

Details

 

VALVE SPECIFICATIONS:

 

Valve Model  P4E
Body Type  Right Angle 
Body Rating  6 000 PSIG (Maximum C.W.P.) 
Inlet Connection  see 'Standard End Connections'
Outlet Connection  see 'Standard End Connections'
Bonnet Type  Bolted 
Body / Bonnet Material see 'Material Options'
Stem material  see 'Material Options'
Seal Material  see 'Material Options'
Trim Style  Ported Cage with External Sleeve 
Balanced / Unbalanced  Balanced 
Flow Characteristic  Equal Percentage 
Trim Material  see 'Trim Options'
Design Cv  see 'Trim Options'
Leakage Class  Class V (Standard) 

 

TRIM OPTIONS:

 

  Standard Trim
Cage & External Sleeve
2 Row /  4 Hole 		 Multi-Stage Trim  High-Pressure
Multi-Stage Trim 
Material  UNS S17400, Stellite, Tungsten Carbide  Stellite, Tungsten Carbdie  Stellite, Tungsten Carbide 
Application  Liquid, Gas, Multiphase; Abrasive Liquid, Gas, Multiphase  Liquid, Gas, Multiphase;
Cv  205 54 35
Turns  20 15 15
Travel  3.35" 2.55" 2.55" 

 

STANDARD END CONNECTIONS:
     
 
Standard Dimensions & Estimated Weights
Connection Size
4" Nominal
5" Nominal
6" Nominal
Connection Type
'I' or 'O'
Weight
'I' or 'O'
Weight
'I' or 'O'
Weight
 
inch
mm
lbs.
kg
inch
mm
lbs.
kg
inch
mm
lbs
kg
ASME 150 RF
9.50
241
410
185
10.00
254
420
190
10.00
254
430
195
ASME 300 RF
9.58
251
430
195
10.38
264
450
205
10.38
264
470
215
ASME 600 RF
10.75
273
455
205
11.25
286
510
230
11.38
289
535
245
ASME 600 RTJ
10.81
275
455
205
11.31
287
510
230
11.44
291
535
245
ASME 900 RF
11.25
286
480
220
11.75
298
540
245
12.25
311
590
270
ASME 900 RTJ
11.31
287
480
220
11.81
300
540
245
12.31
313
590
270
ASME 1500 RF
11.62
295
520
235
12.88
327
645
295
13.50
343
700
320
ASME 1500 RTJ
11.69
297
520
235
12.94
329
645
295
13.62
346
700
320
ASME 2500 RTJ
14.44
367
645
295
16.00
406
820
375
17.75
451
1070
485
2 000 API 6B
10.81
275
455
205
11.31
287
510
230
11.44
291
535
245
3 000 API 6B
11.31
287
485
220
11.81
300
550
250
12.31
313
605
275
5 000 API 6B
11.69
297
520
235
12.94
329
645
250
13.62
346
700
320

 

ENVELOPE DIMENSIONS:
 
Dimensions .A., .B., and .C. apply to manually operated chokes and are tabulated below. .I. (inlet) and .O. (outlet) dimensions depend on the end connections and are tabulated above. Special dimensions and other end connections are available upon request.
Dimensions
l
inch
mm
A
26.00
660
B
18.00
457
C
37.62
956

 

 

MATERIAL OPTIONS:
 
Temperature Class Certification Level
API - 6A Material Class Designations
AA
BB
CC
DD
EE
FF
HH
PU -20ºF to 250ºF PX -20ºF to 250ºF STD / PSL-1
BB
BB
FF
EE
EE
FF
HH
PSL-2
EE
EE
FF
EE
EE
FF
HH
PSL-3
EE
EE
FF
EE
EE
FF
HH
LU -50ºF to 250ºF STD / PSL-1
EE
EE
FF
EE
EE
FF
HH
PSL-2
EE
EE
FF
EE
EE
FF
HH
PSL-3
EE
EE
FF
EE
EE
FF
HH
* Not available in Material Class HH; Requires Teflon seals.

 

  BB-General Service EE-Sour Service FF-Sour Service HH-Sour Service
Body AISI 8620 AISI 8620 UNS S31803 AISI 8620 / Inconel 625
Bonnet AISI 4130 AISI 4130 AISI 4130 or UNS S31803 AISI 4130 /Inconel 625
Stem UNS S17400 UNS S17400 UNS S17400 Inconel 718
Bolting ASTM A320 L7M ASTM A320 L7M ASTM A320 L7M ASTM A320 L7M
Retaining Sleeve UNS S42400 UNS S42400 UNS S31803 Inconel 625
Seals Buna-N Viton Viton Teflon
Other materials available upon request.

 

OTHER VALVE OPTIONS:
     
 
Standard
Optional
Calibration Head / Serial Plaque
Aluminum
Stainless Steel
Outlet Sleeve
-
Tungsten Carbide
Body Bleed Port
-
1/2" NPT, API Autoclave
Some limitations may apply.

 

ACTUATION OPTIONS:
     
Master Flo Other
Manually Operated (Stemlock is optional) Rotary Electric
Rotary Stepping (Pneumatic) Rotary Stepping (Pneumatic)
Rotary Stepping (Hydraulic) Pneumatic Diaphragm
FC Hydraulic Piston Pneumatic Piston
Pneumatic Piston Electro-Hydraulic Piston
Other actuators available upon request.

 

PERFORMANCE CHARACTERISTICS:

 

 

P4E PRODUCT FAMILY:
 
Standard
 .P4E - Bolted Bonnet; 6 000 PSI
Other Options
 .P4E BB - Bolted Bonnet; 10 000 PSI
The content of this product-information sheet is subject to change without notice.