Specification :

Integral Spiral Blade Stabilizer

We manufacture integral spiral blade stabilizer, integral straight-rib stabilizer, sleeve replaceable type stabilizer, float valve stabilizer, drilling reamer, unbalanced spiral blade stabilizer and variable-diameter stabilizer, all above products comply with API Spec.7.
Integral 3-Spiral Blade Stabilizer, Integral 4-Spiral Blade Stabilizer ( string type , near bit type ) . The working hardfacing surface ( also called as wall contact ) materials available separately are ( 1) carbide insert, ( 2) Inserted diamond compound, ( 3) Low temperature brazing tungsten carbide slug, ( 4) Surface bead welding abrasive welding rod, etc.

Technical specifications and parameters

Bit size( in) Working O.D. End O.D. of body I.D. 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
165 71 1600
1800 NC46
NC50
8 1/ 2 215.2 159
165
178
8 3/ 4 222.2
9 1/ 2 241.3 178
197 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
229 76 1800 NC56
6 5/ 8 REG NC56
6 5/ 8 REG NC56
6 5/ 8 REG 6 5/ 8 REG
16 406 229
241.3 2000
2200 NC61
7 5/ 8 REG NC61
7 5/ 8 REG NC61
7 5/ 8 REG NC61
7 5/ 8 REG
17 1/ 2 444.5
24 609.6
26 660.4
28 711.2