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IPDB › China Industry › Tools & Hardware

China, Chinese High-Performance Spiral Drill Collar for Precision Drilling Solutions¹ Industrial Products Supplier Manufacturer Details, price list catalog:

China Industrial Products Supplier Manufacturer List Catalog

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Drilling Tools Drill Collar Spiral Drill Collar Effective Collar

Goldenman Petroleum Equipment Co., Limited

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Product Description DRILL COLLAR Drill Collar-Purpose: The Premium Spiral Drill Collar is meticulously designed to add substantial weight to the drill bit, ensuring consistent contact with the formation. This feature not only enhances the drilling efficiency but also imparts remarkable stability to the entire drill string, ensuring seamless operations.-Specifications:1) Size: Available in outer diameters ranging from 3-1/8" to 11", and comes in standard lengths of 31 feet, expertly crafted to meet diverse drilling requirements.2) Material: Constructed from robust alloy steel renowned for its exceptional high yield strength, providing unmatched durability and reliability even in the most challenging drilling environments.3) Weight: Engineered to be significantly heavier than typical drill pipe, with a specific gravity hovering around 7.8, this characteristic ensures superior downward force, optimizing the drilling performance.4) Thread Connections: Equipped with API Regular or other premium threads, offering flexible and secure connections to cater to varied operational demands.-Features:1) Spiral grooves: Specifically designed to proficiently prevent differential sticking, ensuring smooth and uninterrupted drilling operations.2) Non-magnetic drill collars: Ideal for operations involving sensitive directional tools, these collars minimize magnetic interference, fostering precise and accurate directional drilling performance.Drill collar specificationsNominal SizeODIDLengthBevel Dia. mmBending Strength RatiomminmminmmNC31-41(2-7/8IF)104.84-1/850.829150100.42.43:1NC35-47120.74-3/450.829150114.72.58:1NC38-50(3-1/2IF)127557.22-1/491501212.38:1NC44-60152.4671.42-13/169150/9450144.52.84:1NC44-62158.86-1/457.22-1/49150/9450149.22.91:1NC46-62(4IF)158.8158.871.42-13/169150/94501502.63:1NC50-70(4-1/2IF)177.8757.22-1/49150/9450164.72.54:1NC56-77196.87-3/471.42-13/169150/9450185.32.70:16-5/8REG209.68-1/471.42-13/169150/9450195.72.93:1NC61-90228.6971.42-13/169150/9450212.73.17:1We can supply full size drill collar with API 5D/5DP, Please leave a message for consultation. Drill pipe Size(in)OD of Pipe Body(mm)Wall Thickness of Pipe Bodymm2.3/8" to 6.5/8"60.32-168.287.11-12.70

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Tools & Hardware: High-Performance Spiral Drill Collar for Precision Drilling Solutions

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