- Drill collars (2)
- Heavy weight drill pipes (1)
- Stabilizers (3)
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Stabilizers
We manufacture integral spiral blade stabilizer,integral straight-rib stabilizer,sleeve replaceable type 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.
There are 3 images in this gallery
Last updated: Wed, 09/03/2008 - 07:18

Drill collars
The drill collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralized and hole track by large rigidity.StableMax brand drill collars are manufactured strictly from API Spec.7 and SY5144 standard
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Last updated: Tue, 09/09/2008 - 13:38

Heavy weight drill pipes
The heavy weight drill pipes we manufacture are integral types.Materials are from AISI 4145H modified drill collar material.Hardbanding on both end and center of the body increases abrasion resistence and extend service life.Heavey weight drill pipes are developed to provide a gradual transition from drill collars to the relatively light wreight drill pipe.It can reduce fatigue damage to the drill pipes.
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Last updated: Tue, 09/09/2008 - 13:41
