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China, Chinese Non-Magnetic API 7-1 Drill Collar for Reliable Drilling1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Drilling ToolsDrill CollarNon-Magnetic CollarAPI 7-1 Collar
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: Meticulously crafted from high-grade 4145H/4145H mod steel or premium Non-magnetic materials for exceptional strength and durability.2. Standard: Complies with industry-leading standards API7-1, NS-1, ensuring superior quality and performance.A. Slick Drill CollarNote: The drill collar is ingeniously designed to deliver precise bit weight to the drill bit, ensuring the drill pipe remains in tension. This robust component is critical for effective drilling operations.Its impressive rigidity is key to maintaining the drill bit's centralization and accurate hole tracking. Each Drill Collar is expertly manufactured in strict adherence to the rigorous API Spec7-1 and SY5411 standards, guaranteeing reliability and trust.SY5411 standard-compliant for assured quality.B. Spiral Drill CollarNote: The Spiral Drill Collar is diligently engineered to minimize contact with the hole, effectively preventing bit sticking due to differential pressure. This innovative design is essential for smooth and uninterrupted drilling operations.Manufactured with precision according to the stringent API Spec7-1 and SY5144 standards, ensuring optimal performance and safety.C. Spiral Drill Collar With Elevator Groove And Slip GrooveNote: Featuring an Elevator groove and Slip groove strategically crafted on the box thread face of either slick or spiral drill collars, these grooves enhance lifting capabilities and provide an additional safety mechanism during trip out.The technical parameters for these grooves align with API SPEC7-1 standards, and optional hardbanding is available upon customer request for enhanced protection.D. Non-magnetic Drill CollarBoasting a flawless cold-rolled finish on both ID and OD surfaces, this Drill Collar undergoes a unique technical process that fortifies its structure. This process ensures optimal resistance to stress, corrosion, and cracking, significantly enhancing its mechanical performance.High Quality API 7-1 NS-1 Non-Magnetic Drill CollarSpecifications for API 7-1 Non-Magnetic Drill Collar Slick Drill Collar OD 79.4mm to 279.4mm: Engineered to meet the highest standards, providing unparalleled reliability and precision in demanding drilling environments. 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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