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China, Chinese Non Magnetic 3 1/8" Drill Collars Slick Drilling Rod1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Drilling ToolsDrill CollarNon-Magnetic CollarDrill Rod
Goldenman Petroleum Equipment Co., Limited
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Product Description DRILL COLLAR 1. Material of API 7-1 Non-Magnetic Drill Collar Slick Drill Collar OD 79.4mm to 279.4mm: Available in high-grade 4145H/4145H mod or Non-magnetic material, ensuring flawless performance.2. Standard: Conforms to API7-1, NS-1 standards, guaranteeing exceptional quality and reliability.A. Slick Drill CollarNote: This drill collar is expertly designed to primarily provide the bit weight needed to keep the drill pipe in optimum tension. Its robust construction ensures consistent functionality.With its remarkable rigidity, it maintains the drill bit's centralization and precise hole tracking. Each collar is crafted with precision, adhering strictly to API Spec7-1 and SY5411 standards.Assured to meet stringent industry criteria for reliability and performance.B. Spiral Drill CollarNote: The Spiral Drill Collar is ingeniously designed to minimize contact with the borehole, effectively preventing bit sticking caused by differential pressure.Our drill collars are meticulously manufactured in strict compliance with API Spec7-1 and Standard SY5144, ensuring superior quality and efficiency.C. Spiral Drill Collar With Elevator Groove And Slip GrooveNote: The strategically placed elevator and slip grooves on the box thread face of both slick and spiral drill collars offer unparalleled lifting and safety as sub and slip during trip out operations.Crafted to API SPEC7-1 technical parameters, with optional hardbanding available upon request for enhanced durability.D. Non-magnetic Drill CollarFeaturing a cold rolled finish on both ID and OD surfaces, the unique technical process used significantly strengthens structural integrity and enhances resistance to stress, corrosion, and cracking, offering optimal mechanical performance.High Quality API 7-1 NS-1 Non-Magnetic Drill CollarSpecifications for API 7-1 Non-Magnetic Drill Collar: Available in a range of OD from 79.4mm to 279.4mm, designed for impeccable precision and performance. 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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