Unionlever (Group) Petroleum Equipment Co.,Ltd.

Integral Spiral Blade Stabilizers
   
Product name: Integral Spiral Blade Stabilizer
Description:
Drilling stabilizer is an important tool to control hole deviation in petroleum and gas exploration drilling process. The types can be divided into drill string type and near bit type. When equipped high rigidity drill collar and bigger drill pressure, stabilizer can minimize hole deviation and avoid "dogleg" severity if being used properly.The stabilizer improve the quality of well and speed of drilling,which decrease the cost of drilling.
 
Construction
 
Integral Spiral Blade Stabilizer is divided into Integral 3-Spiral Blade Stabilizer, Integral 4-Spiral Blade Stabilizer . Integral Blade Stabilizers are manufactured from 4145H alloy steel bar or forgings, quenched and tempered to 285-341 Brinnel hardness. Stabilizers are available in either near bit or string type.Connections are cold-rolled, phosphatized, coated and equipped with thread protectors. These are gauged to API standards.
-Sizes: 5-7/8″ OD up to 36” OD
-Standard: API 7-1
-Material : AISI 4145H Mod, 4145H, non-magnetic material
-Type: near bit or string type
-Hardfacing: HF 1000, HF2000, HF3000, HF4000, HF5000, etc
-Production Process: forging and heat treatment
-Test: UT & MT tested 

Specification
The Specification of the Integral Spiral Blade Stabilizer
 
Type
 
Working O.D
.(in)
O.D. of Body
(mm)
I.D.
(mm)
Length
(mm)
Connection
String Type
Near Bit Type
Top
Down
Top
Down
WL149
5-7/8″
 
121
 
51
1200
 
 
NC38
 
 
3-1/2REG
WL152
6″
WL158
6-1/4″
WL165
6-1/2″
WL190
7-1/2″
159
57
1600
NC46
 
 
 
 
4-1/2REG
WL200
7-7/8″
WL213
8-3/8″
159
165
 
 
 
71
1600
1800
 
NC46
NC50
WL215
8-1/2″
159
165
178
WL222
8-3/4″
WL241
9-1/2″
 
178
197
1600
 
NC50
 
NC50
 
NC50
WL245
9-5/8″
1800
6-5/8REG
WL251
9-7/8″
WL311
12-1/4″
203
209
 
 
 
76
1800
NC56
6-5/8REG
NC56
6-5/8REG
NC56
6-5/8REG
6-5/8REG
WL406
16″
 
 
229
241.3
2000
2200
 
NC61
7-5/8REG
 
NC61
7-5/8REG
 
NC61
7-5/8REG
 
NC61
7-5/8REG
WL445
17-1/2″
WL609
24″
WL660
26″
WL711
28″

 

How to order the Integral Spiral Blade Stabilizer

When ordering, please specify:

1. Hole Size
2. Fishing neck diameter 
3. Bore diameter
4. Fishing neck length
5. Bottom Space Length
6. Overall Length
7. Crown length
8. Blade width
9. String or near bit type 
10. Connections 
11. Hardfacing type 
12. Material: non –mag or steel

 
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