| Customization: | Available |
|---|---|
| After-sales Service: | Yes |
| Warranty: | 6 Months |
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API 7-1 drilling stabilizer/replaceable sleeve stabilizer
Stabilizer is made from AISI 4145H allloy steel, according to API spec.7.All threads are phophated copperized or cold worked.
* hardness range of 285 to 341 BHN and a Charpy impact value of 40 ft-lbs are guaranteed at evenly distributed 16 points in any
sections at room temperature;
* Connections are completed (phosphate coated) to protect them from the elements after machining and to help prevent galling upon
initial make-up
* Pressed steel thread protectors are supplied for all drill collar that are equipped with standard connections
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