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Hebei Zhankui Drilling Equipment Co., Ltd
Integral Spiral Blade Stabilizer
(1)carbide insert,
(2)Inserted diamond compound,
(3)Low temperature brazing tungsten catbide slug,
(4)Surface bead welding abrasive welding rod, etc.
Feather:
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.
Rib surfaces are hardfaced with tungsten carbide plates or flush studded with tungsten carbide inserts.
Sizes:
6” OD up to 28” OD
Description:
Integral Spiral Blade Stabilizer is made from AISI4145H alloy steel.acc. to API Spec.7.
All threads are phosphated, copperized or cold worked.
|
Bit size(in) |
Working OD |
End OD of body |
ID |
Length |
Thread code on both ends |
|||
|
String type |
Near bit type |
|||||||
|
Top |
Down |
Top |
Down |
|||||
|
6 |
152.2 |
121 |
51 |
1200 |
NC38 |
3 1/2"REG |
||
|
6 1/4 |
158.7 |
|||||||
|
6 1/2 |
165.1 |
|||||||
|
7 1/2 |
190.5 |
159 |
57 |
1600 |
NC46 |
4 1/2"REG |
||
|
7 7/8 |
200 |
|||||||
|
8 3/8 |
212.7 |
159 |
71 |
1600 |
NC46 |
|||
|
8 1/2 |
215.2 |
159 |
||||||
|
8 3/4 |
222.2 |
|||||||
|
9 1/2 |
241.3 |
178 |
1600 |
NC50 |
NC50 |
NC50 |
6 5/8"REG |
|
|
9 5/8 |
244.5 |
1800 |
||||||
|
9 7/8 |
250.8 |
|||||||
|
12 1/4 |
311.2 |
203 |
76 |
1800 |
NC563 1/2" REG |
NC566 1/2" REG |
NC56 6 5/8"REG |
6 5/8"REG |
|
17 1/2 |
444.5 |
229 |
2000 2200 |
NC61 |
NC617 5/8" REG |
NC61 |
NC61 7 5/8" REG |
|
|
24 |
609.6 |
|||||||
|
26 |
660.4 |
|||||||
|
28 |
711.2 |
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