IPDB › China Industry › Tools & Hardware
China, Chinese Heavy-Duty Non-Magnetic Drill Collar for Oil and Gas Industry1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Drilling ToolsDrill CollarHeavy-Duty CollarNon-Magnetic Collar
Goldenman Petroleum Equipment Co., Limited
Preview:
Product Description DRILL COLLAR 1. Material of API 7-1 Non-Magnetic Drill Collar & Slick Drill Collar OD 79.4mm to 279.4mm: Crafted from either 4145H/4145H mod or Non-magnetic materials to ensure superior performance.2. Standard: Adherence to API7-1, NS-1 standards guarantees exceptional quality and reliability.A. Slick Drill CollarNote: The drill collar is primarily employed to impart necessary bit weight to the drill bit, ensuring the drill pipe remains under tension. Furthermore, its design with superior rigidity aids inmaintaining the drill bit's centralization and precise hole trajectory. These collars are meticulously manufactured in full compliance with API Spec7-1 andSY5411 standards for unparalleled performance.B. Spiral Drill CollarNote: The innovative spiral design of this drill collar minimizes contact with the hole, effectively preventing bit sticking due to differentialpressure. These collars are produced with strict adherence to API Spec7-1 and Standard SY5144, ensuring unmatched efficiency and reliability.C. Spiral Drill Collar With Elevator Groove And Slip GrooveNote: The inclusion of elevator grooves and slip grooves on the box thread face of slick or spiral drill collars facilitates their use as liftingsubs and safety slips during tripping out. These refined technical parameters conform to API SPEC7-1. Optional hardbanding is available upon customer request for enhanced durability.D. Non-magnetic Drill CollarCrafted with a cold-rolled finish on both the ID and OD surfaces, the advanced technical process fortifies the structure, providing exceptional resistance to stress, corrosion, and cracking, while significantly enhancing 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 range from 79.4mm to 279.4mm, ensuring versatility and adaptability for various drilling needs. 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
Purchasing Request
Note: Send your purchase request, and we will screen suppliers or manufacturers for you free of charge...