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China, Chinese API 7-1 Slick Spiral Drill Collars with Standard Threads1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Drilling ToolsDrill CollarStandard Thread CollarSlick Spiral Collar
Goldenman Petroleum Equipment Co., Limited
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Product Description DRILL COLLAR 1. Material of API 7-1 Non-Magnetic Drill Collar: Our Slick Drill Collar ranges from an OD of 79.4mm to 279.4mm, crafted with precision using premium materials like 4145H/4145H mod or Non-magnetic steel, ensuring durability and reliability in challenging drilling environments.2. Standard: Our drill collars adhere to the rigorous standards of API7-1 and NS-1, guaranteeing top-notch quality and performance.A. Slick Drill CollarNote: The drill collar plays a pivotal role in providing necessary bit weight to the drill, maintaining the drill pipe in optimal tension. Its robust design ensures unparalleled performance, especially in preventing unwanted deviations.These collars are engineered to keep the drill bit perfectly centralized, maintaining the hole's trajectory with their exceptional rigidity. Each piece is meticulously manufactured in strict accordance with API Spec7-1 and the SY5411 standard, ensuring excellence with every use.B. Spiral Drill CollarNote: Our Spiral Drill Collar is ingeniously designed to minimize the contact area with the borehole, effectively preventing bit sticking due to differential pressure. This innovation ensures smooth and efficient drilling operations.The manufacturing process strictly follows API Spec7-1 and Standard SY5144, reflecting our commitment to quality and performance.C. Spiral Drill Collar With Elevator Groove And Slip GrooveNote: Featuring elevator grooves and slip grooves on the box thread face, both slick and spiral drill collars can be used as lifting subs and safety slips during trip outs, enhancing operational safety and efficiency.The technical parameters are in line with API SPEC7-1, with optional hardbanding available upon customer request, offering additional customization to meet specific operational needs.D. Non-magnetic Drill CollarOur Non-magnetic Drill Collars feature a cold-rolled finish on both ID and OD surfaces, with a proprietary technical process that fortifies the structure. This ensures superior resistance to stress, corrosion, and cracking, greatly enhancing mechanical performance and longevity.High Quality API 7-1 NS-1 Non-Magnetic Drill CollarSpecifications for API 7-1 Non-Magnetic Drill Collar: Our Slick Drill Collar is available in ODs ranging from 79.4mm to 279.4mm, designed to meet the unique demands of diverse drilling scenarios with unmatched quality. ConnectionsODmmIDmmLengthmmNC23-3179.431.89150NC26-3588.938.19150NC31-41104.850.89150 or 9450NC35-47120.750.8915 or 9450NC38-50127.057.29150 or 9450NC44-60152.457.29150 or 9450NC44-60152.471.49150 or 9450NC44-62158.857.29150 or 9450NC46-62158.871.49150 or 9450NC46-65165.157.29150 or 9450NC46-65165.171.49150 or 9450NC46-67171.457.29150 or 9450NC50-67171.471.49150 or 9450NC50-70177.857.29150 or 9450NC50-70177.871.49150 or 9450NC50-72184.271.49150 or 9450NC56-77196.871.49150 or 9450NC56-80203.271.49150 or 94506 5/8REG209.671.49150 or 9450NC61-90228.671.49150 or 94507 5/8REG241.376.29150 or 9450NC70-97247.676.29150 or 9450NC70-100254.076.29150 or 94508 5/8REG279.476.29150 or 9450
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