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Introducing the Drill Collar 4145h P550 P530, a high-quality drilling tool designed to provide weight on the bit for efficient drilling and maintain tension in the drillstring. Manufactured by GPE Oil Machinery Co., Ltd, this drill collar has been approved by the NS-1 certification, ensuring its reliability and performance.
Constructed from 4145H modified quenched and tempered steel, this drill collar follows strict metallurgical specifications to guarantee a consistent maximum depth of hardness. With a hardness range of 285 to 341 BHN and a Charpy impact value of 40 ft-lbs, this drill collar offers exceptional durability and strength.
The connections of this drill collar are completed with a phosphate coating, providing protection against the elements and preventing galling during initial make-up. The thread roots on API and H-90 connections are cold rolled, ensuring a secure and reliable connection.
For added convenience, this drill collar comes with pressed steel thread protectors, ensuring the safety and longevity of the collar. These protectors are supplied for all drill collars equipped with standard connections.
Experience the benefits of the Drill Collar 4145h P550 P530 for Drilling String in Blue. Its superior construction, guaranteed hardness, and reliable connections make it an essential tool for any drilling operation.
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