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1. Body
2. Seal: Seat - Body
3. B/U Ring: Cage - Seat
4. Seal: Cage - Seat
5. Seat
6. Cage
7. External Sleeve
8. Retaining Sleeve
9. Seal: External Sl. - Balance Sl.
10. B/U Ring: External Sl. - Balance Sl.
11. External-Sleeve Bushing
12. Lockwasher
13. Balance Sleeve
14. Spring Pin
15. Retaining Ring
16. Seal Pack: Stem - Bonnet
17. Spacer
18. Key: Stem - Bonnet
19. Bonnet
20. Cover Plate
21. Grease Nipple
22. Stem Nut
23. Key
24. Calibration Head
25. Handwheel
26. Capscrew
27. Capscrew
28. Wiper
29. Thrust Washer
30. Thrust Bearing
31. Stem
32. Capscrew
33. Seal: Balance Sleeve - Bonnet
34. Spring Pin
35. B/U Ring: Balance Sleeve - Body
36. Seal: Balance Sleeve - Body
37. Pin
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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 Carbide
|
Stellite,
Tungsten Carbide |
| Application |
Liquid, Gas, Multiphase;
Abrasive |
Liquid, Gas, Multiphase |
Liquid, Gas, Multiphase |
| Cv |
400 |
110 |
75 |
| Turns |
27 |
20 |
20 |
| Travel |
4.50" |
3.35" |
3.35" |
|
| * |
For abrasive service, tungsten
carbide is recommended. |
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| * * |
Replacement
trim only. |
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| STANDARD END CONNECTIONS: |
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Standard Dimensions & Estimated Weights
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| Connection
Size |
6" Nominal
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8" Nominal
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| Connection
Type |
'I' or 'O'
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Weight
|
'I' or 'O'
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Weight
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inch
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mm
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lbs.
|
kg
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inch
|
mm
|
lbs.
|
kg
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| ANSI 150 RF |
13.00
|
330
|
835
|
379
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13.50
|
343
|
867
|
394
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| ANSI 300 RF |
13.38
|
340
|
873
|
396
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13.88
|
352
|
921
|
418
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| ANSI 600 RF |
14.38
|
365
|
929
|
422
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15.00
|
381
|
1007
|
457
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| ANSI 600 RTJ |
14.44
|
368
|
929
|
422
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15.06
|
383
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1007
|
457
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| ANSI 900 RF |
15.25
|
387
|
1003
|
455
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16.12
|
410
|
1157
|
525
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| ANSI 900 RTJ |
15.31
|
389
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1003
|
455
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16.12
|
410
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1157
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525
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| ANSI 1500 RTJ |
16.62
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422
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1111
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504
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18.31
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465
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1329
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603
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| ANSI 2500 RTJ |
20.75
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527
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1539
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699
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22.56
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573
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1935
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878
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| 2 000 API 6B |
14.44
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367
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929
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422
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15.06
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383
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1007
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457
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| 3 000 API 6B |
15.31
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389
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1003
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455
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16.19
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411
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1157
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525
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| 5 000 API 6B |
16.62
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422
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1111
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504
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18.31
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465
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1329
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603
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| 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. |
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Dimensions
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3
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inch
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mm
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A
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33.50
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851
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B
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28.00
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711
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C
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48.00
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1219
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| Note: "C" is the disassembly
clearance. |
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| Temperature
Class |
Certification
Level |
API - 6A Material Class
Designations
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AA
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BB
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CC
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DD
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EE
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FF
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HH
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PU -20°F to 250°F
PU -20°F to 350°F
PU -20°F to 400°F
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STD / PSL-1 |
BB
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BB
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FF
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EE
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EE
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FF
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HH
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| PSL-2 |
EE
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EE
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FF
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EE
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EE
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FF
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HH
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| PSL-3 |
EE
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EE
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FF
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EE
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EE
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FF
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HH
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| LU
-50°F to 250°F |
STD
/ PSL-1 |
EE
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EE
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FF
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EE
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EE
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FF
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HH
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| PSL-2 |
EE
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EE
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FF
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EE
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EE
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FF
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HH
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| PSL-3 |
EE
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EE
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FF
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EE
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EE
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FF
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HH
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| * |
Not available in Material Class
HH; Requires Teflon seals. |
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BB-General
Service |
EE-Sour Service |
FF-Sour Service |
HH-Sour Service |
| Body |
AISI 8620 |
AISI 8620
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UNS S31803 |
AISI 8620 / Inconel 625 |
| Bonnet |
AISI 4130 |
AISI 4130 |
AISI 4130 / UNS S31803 |
AISI 4130 / Inconel 625 |
| Stem |
UNS S17400
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UNS S17400 |
UNS S17400 |
Inconel 718 |
| Bolting |
ASTM A320 L7M |
ASTM A320 L7M |
ASTM A320 L7M |
ASTM A320 L7M |
| Retaining Sleeve |
ASTM A743 CF8M |
ASTM A743 CF8M |
ASTM A743 CF8M |
Inconel 625 |
| Balance Sleeve |
UNS S42400 |
UNS S42400 |
UNS S31803 |
Inconel 625 |
| Seals |
Buna - N |
Viton |
Viton |
Teflon |
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| Other materials available upon request. |
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Standard
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Optional
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| Calibration
Head / Serial Plaque |
Aluminum
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Stainless Steel |
| Outlet Sleeve |
-
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Stainless Steel, Tungsten Carbide |
| Body Bleed
Port |
-
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1/2" NPT, API Autoclave |
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| Some limitations may apply. |
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| Master Flo |
Other |
| Manually Operated (Stemlock is optional) |
Rotary Electric |
| Rotary Stepping (Pneumatic) |
Electro-Hydraulic Piston |
| Rotary Stepping (Hydraulic) |
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| FC Hydraulic Piston |
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| Pneumatic Piston |
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| Other actuators available upon request. |
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| PERFORMANCE CHARACTERISTICS: |
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| The content of this product-information sheet
is subject to change without notice. |
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| Last Updated: Oct. 23, 2009 |
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