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Overview

This choke-valve option, suitable for high-temperature applications, uses a hammer-union nut to retain the bonnet and flow trim in the valve body. Standard end connections range in size from 2” to 4”.

Details

 

VALVE SPECIFICATIONS:

 

Valve Model  P25E HT
Body Type  Right Angle
Body Rating  5 000 PSIG (Maximum) 
Inlet Connection  see 'Standard End Connections'
Outlet Connection  see 'Standard End Connections'
Bonnet Type  Hammer-Union Nut 
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  Semi-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 
Material  UNS S17400, Stellite, Tungsten Carbide * 
Application  Liquid, Gas, Multiphase;
Clean and Abrasive 
Cv  45
Turns  12
Travel  1.50"
* Cage only.

 

STANDARD END CONNECTIONS:
     
 
Standard Dimensions & Estimated Weights
Connection Size
2" Nominal
3" Nominal
4" 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
Threaded
4.50
114
82
37
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
ASME 150 RF
7.00
178
92
42
7.25
184
103
47
7.50
191
115
52
ASME 300 RF
7.25
184
96
44
7.62
194
114
52
7.88
200
135
61
ASME 600 RF
7.62
194
100
45
8.00
203
116
53
8.75
222
156
71
ASME 600 RTJ
7.69
195
100
45
8.06
205
116
53
8.81
224
156
71
ASME 900 RF
8.75
222
128
58
8.75
222
138
63
9.25
235
184
84
ASME 900 RTJ
8.81
224
128
58
8.81
224
138
63
9.31
237
184
84
ASME 1500 RF
8.75
222
128
58
9.38
238
176
80
9.62
244
220
100
ASME 1500 RTJ
8.81
224
128
58
9.44
240
176
80
9.69
246
220
100
2 000 API 6B**
7.69
195
100
45
8.06
205
116
53
8.81
224
156
71
3 000 API 6B**
8.81
224
128
58
8.81
224
138
63
9.31
237
184
84
5 000 API 6B**
8.81
224
128
58
9.44
240
177
80
9.69
246
220
100
** Not API monogrammable due to temperature range.
2-1/2" connections also available.

 

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
15.88
403
B
18.00
457
C
21.94
557

 

 

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

 

  BB-General Service CC-General Service
Body AISI 8620 UNS S31803
Bonnet AISI 4130 UNS S31803
Stem UNS S17400 UNS S17400
Bolting ASTM A320 L7M ASTM A320 L7M
Retaining Sleeve ASTM A743 CF8M ASTM A743 CF8M
Seals Graphoil Graphoil
Other materials available upon request.

 

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

 

ACTUATION OPTIONS:
     
Master Flo Other
Manually Operated Pneumatic Diaphragm
FC Hydraulic Piston Pneumatic Piston
Pneumatic Piston
Other actuators available upon request

 

PERFORMANCE CHARACTERISTICS:

 

 

P25E PRODUCT FAMILY:
 
Standard
 . P25E - Hammer-Union Bonnet; 5 000 PSI
Other Options:
 . P25E BB - Bolted Bonnet; 6 000 PSI
  . P25E 15k BB - Bolted Bonnet; 15 000 PSI
  . P25E HT - Hammer Union; 5 000 PSI; High-Temperature Service
  . C25E - Hammer Union; 3 600 PSI; Inline
  . C25E BB - Bolted Bonnet; 3 600 PSI; Inline
  . C25E HT - Hammer Union; 3 600 PSI; Inline; High-Temperature Service
The content of this product-information sheet is subject to change without notice.