Stabilizer

WDQ series Stabilizers are wide variety of tools used for drilling operation. Suitable for onshore or offshore drilling operations.

Details

The WDQ series stabilizers were developed to provide the market with more reliable technology and more hoisting performance. All drilling stabilizers are integral style, also can be highly customized as per customer's requirements. Included but not limited by the advantages mentioned, WDQ series stabilizers might be your best choice.

 

General Features

•  Manufactured according to API SPEC 7
•  Suitable for cold area and desert environment
•  Suitable for onshore or offshore rigs
•  Wide range of selection for different operations

 

Main aramaters

Size: 3-1/8” – 11” (79.4 mm – 279.4 mm)

   

Parameters:

Straight Blade Stabilizer

Bit O.D.(in) O.D.
(mm)
End O.D.
(mm)
I.D.
(mm)
Length(mm) Connection
Short Type Long Type Drill String Near Bit
Near Bit Drill String Near Bit Drill String Top Down Top Down
6 152.4 121 51 800 1000 1200 1400 NC NC NC38 3-1/2 REG
6-1/4 158.7 ~900 ~1,100 ~1,400 ~1,600 38 38
6-1/2 165.1            
7-1/2 190.5 159 57   1000 1600 1800 NC NC NC46 4-1/2 REG
7-7/8 200 165 71   46 46
8-3/8 212.7 178     1000 1600 1,800~ NC46 4-1/2 REG
8-1/2 215.9       ~1,200 ~1,800 2000 NC50
8-3/4 222.2              
9-1/2 241.3 178 71 800 1000 1600    NC  NC50  NC50 6-5/8 REG  
9-5/8 244.5 197 ~1,000 ~1,200 ~1,800   50  
9-7/8 250.8              
12-1/4 311.2  203 76 1000 1200 1800   NC56 6-5/8 REG
229 ~1,200 1500 2000   6-5/8 REG
17-1/2 444.5   1200 1200 2000 2,000~ NC61
  ~1,300 ~1,300 ~2,200 2200 7-5/8 REG

 

spiral blade stabilizer

Bit Size (in) Working O.D. (mm) End O.D. of Body (mm) I.D. (mm) Length (mm) Thread Code on Both Ends
String Type Near Bit Type
Top Down Top Down
6 152.4 121 51 1,200 NC38 3-1/2 REG
6-1/4 158.7
6-1/2 165.1
7-1/2 190.5 159 57 1,600 NC46 4-1/2 REG
7-7/8 200
8-3/8 212.7 159 71 1,600 NC46
165 1,800 NC50
8-1/2 215.2 159    
165    
8-3/4 222.2 178    
9-1/2 241.3 178 1,600 NC50 NC50 NC50 6-5/8 REG
9-5/8 244.5 197 1,800
9-7/8 250.8  
12-1/4 311.2 203 76 1,800 NC56 NC56 NC56 6-5/8 REG
229 6-5/8 REG 6-5/8 REG 6-5/8 REG
16 406 229 2,000 NC61 NC61 NC61 NC61
241.3 2,200 7-5/8 REG 7-5/8 REG 7-5/8 REG 7-5/8 REG

 

Replaceable Sleeve Stabilizer

Bit Dia. (in) Drill Collar Dia. (in) Sleeve Stabilizer Body Thread Code on Both Ends
Length (mm) Work O.D. (mm)  Upset End Dia. (mm)  Upset End Length (mm)  Fishing Neck Length
(mm)
I.D. (mm)  Make-up Torque (KN.m) Over length (mm)  Drill String Near Bit
Near Bit Type Drill String Type Top Down Top Down
8-1/2 6-1/2 480 214 190 200 600 71 6.95~7.25 1800~1,900 1800~1,900 4-1/2 IF 4-1/2 IF 4-1/2 IF 4-1/2 REG
8-1/4 470 210
8 472 203
7-3/4 455 197
12-1/4 8 555 310 238 76 19.7~11 1800~2,000 1800~2,000 6-5/8 REG 6-5/8 REG 6-5/8 REG 6-5/8 REG
12 550 305
11-1/2 540 292
11 530 279
17-1/2 9 682 444 279 13.85~16.55 7-5/8 REG 7-5/8 REG 7-5/8 REG 7-5/8 REG
17 676 432
16-1/2 670 420
16 644 407
22 2,000~2200 2,000~2200
24
26

 

Non-Rotating Stabilizer

Hole Size (in) Stabilizer Sleeve Stabilizer Body Overall Length (mm)
Length (mm) O.D. Blade Qty. I.D.
(mm)
Fishing  Thread Type
O.D.(mm)
13-3/8 500 313 4   71 165 4-1/2 IF 2,000
10-3/4 500 255 4 71 165 4-1/2 IF 2,000
9-5/8 500 220 4 71 165 4-1/2 IF 2,000
7 380 157 4 44 127 4-1/2 IF 1,600
12-1/4 523 310 4 76 215 6-1/8 REG 2,010
16 543 405 4 76 241 7-5/8 REG 2,210
17 543 430 4 76 241 7-5/8 REG 2,210
22 635 558 4 76 241 7-5/8 REG 2,210
28 715 711 5 76 241 7-5/8 REG 2,210

 

Float Valve Stabilizer

Stabilizer Body O.D. (mm) Stabilizer Float Valve Assembly O.D. (mm) Float Valve Assembly length (mm)
Thread
228   241 7-5/8 REG 121 298.4
228   241 7-5/8 REG 121 298.4
228   241 7-5/8 REG 121 298.4
203   209.6 6-5/8 REG 121 298.4
178 4-1/2 IF 98 247.6
178   165 4-1/2 REG 88 211.14
127   121 3-1/2 REG 61 165.1

 

Spherical Stabilizer

working O.D. (in) Body O.D. on Both Ends (mm) I.D. (mm) Stabilizer Length (mm) Thread on Both Stabilizer Ends
String Type Near Bit Type
Top Down Top Down
6~6-1/2 121 51 785 3-1/2IF 3-1/2IF 3-1/2IF 3-1/2REG
7~7-7/8 159 57 850 4-1/2IF 4-1/2IF 4-1/2IF 4-1/2REG
8~8-1/2 165 71 850 4-1/2IF 4-1/2IF 4-1/2IF 4-1/2REG
9~9-1/4 197 71 870 4-1/2IF 4-1/2IF 4-1/2IF 4-1/2REG
12~12-1/4 203 76 940 6-5/8REG 6-5/8REG 6-5/8REG 6-5/8REG

 

Variable Diameter Stabilizer

Body O.D. (mm) I.D. (mm) Head O.D. (mm) Head Nos. Overall Length (mm) Box Thread Pin Thread O.D . Varied (mm)  Min. Pressure Stretch Out(MPa) Max. Working Pressure (MPa)  Max. Differential Pressure (MPa)
201 55 80 15 1,350 NC50 NC50 211~213 0.1 20 40
204 55 80 15 1,350 NC50 NC46 214~215 0.1 20 40

 

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