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API Drill Collar
Price: | US$ 1 / Piece |
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Minimum Order: | 1 |
Payment Terms: | TT/LC |
Port of Export: | TIANJIN/SHANGHAI |
Product Details
Model No.: | Brand Name: | RONGLE |
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Certification: | |
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Specification: |
Why Choose Our API Drill Collar?
With the sufficient hole-drilling and digital control machines, greatly meet the production requirement. All raw materials are inspected well to ensure production performance qualification by the various laboratory machines. Our company, with strong development ability, can improve and design special structure as per user special need on the production standard basis. With special cold-rolling machines and break-up and break-out machines, our company can independently achieve thread, stress relief groove, and thread running operations. |
Packaging & Delivery
Packaging: | |
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Delivery/Lead Time: | |
Production Capacity: | 1000/MONTHY |
Product Description
API Drill Collar, as the main component of BHA, is at the bottom of drill string. It has the features of thick wall thickness, great gravity, and stiffness.
Regular API Drill Collar materials: 4145H or 4145H MOD
Regular API Drill Collar is A type (Slick drill collar)
Optional Structure : elevator groove, slips groove, stress groove, and hard-banding
Production standard: API 7-1, API7-2 and NS-1
Provide the API drill collar’s specification: O.D (specification)
Provide the overall length (if non-standard)
Provide the inner bore size (if non-standard)
Provide connection type and model: thread type and whether have stress groove or not, bench mark or choosing low torque structure.
Whether have the elevator groove, slips groove, hard-banding or undercoat (Optional)
Whether have thread, and have the shackle requirements of stress relief groove cold rolled stress or thread.
SUPPLIER PROFILE
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Company: | shaanxi rongle petroleum machinery co.,ltd. | ||
City/State | baoji, shaanxi | Country: |
China ![]() |
Business Type: | Export - Manufacturer / Trading Company | Established: | NA |
Member Since: | 2018 | Contact Person | Tony Fan |
SUPPLIER PROFILE
City/State/Country -
baoji, shaanxi
China 

Business Type -
Export - Manufacturer / Trading Company
Established -
NA
Member Since -
2018
Contact Person -
Tony Fan