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China, Chinese Oilfield P550 Spiral Non-Magnetic Drill Collar1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Drilling ToolsDrill CollarDrill CollarNon-Magnetic Drill Collar
Dongying Zhaoxin Industry and Trade Co, Ltd.
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Product Description oilfield P550 spiral non-magnetic drill collarProduct DescriptionThe Spiral Drill Collar is made from AISI 4145H modified alloy steel, and completely meets the requirement of API Spec 7-1 and SY/T5144 Standard. It is a kind of drill collar which adds three dextrogyrate spiral groove on the outer circle of ordinary drill collar when processing, and the purpose is to reduce the area of contact and friction with the well wall, which can effectively prevent the pressure sticking. The details of Non magnetic Drill collar as follows1. Material: P550,P540,P5302. Shape: It is the round pipe with smooth surface and thick wall, and the both ends are machined screw thread for connection.3. Use: It is mainly used for the inspection in the process of petroleum drilling. A. Slick Drill CollarNote: Drill collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralized and hole track by large rigidity. The Drill collar are manufactured strictly from API Spec7-1 and SY5411 standard.B. Spiral Drill CollarNote: Spiral drill collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from diffirential pressure. The drill collars are manufactired strictly according to API Spec7-1 and Standard SY5144C. Spiral Drill Collar With Elevator Groove And Slip GrooveNote: Elevator groove and slip groove made on box thread face of slick drill collar or spiral drill collar can be used as lifting sub and safety slip when trip out. The technical parameters for elevator groove and slip groove is as per API SPEC7-1. Hardbanding is optional at customers' requests.D. Non-magnetic Drill CollarThe as cold rooled finish on both ID and OD surface with unique technical process strengthen the structure and ensures the tools with optimal resistance to stress,corrosion,cracking and the mechanical performance is greatly enganced. Product ParametersDrill threadOutside diameterDthe inside diameter ofd mminmminNC31-41(27/8IF)104.84 1/850.82NC35-47120.74 3/450.82NC38-50(31/2IF)127.0557.22 1/4NC44-60152.4657.22 1/4NC44-60152.4671.42 13/16NC44-62158.861/457.22 1/4NC46-62(4IF)158.861/471.42 13/16NC46-65(4IF)165.161/257.22 1/4NC46-65(4IF)165.161/271.42 13/16NC46-67(4IF)171.463/457.22 1/4NC50-67(41/2IF)171.463/471.42 13/16NC50-70(41/2IF)177.8757.22 1/4NC50-70(41/2IF)177.8771.42 13/16NC50-72(41/2IF)184.271/471.42 13/16NC56-77196.873/471.42 13/16NC56-80203.2871.42 13/1665/xREG209.681/471.42 13/16NC61-90228.6971.42 13/16Packaging & ShippingCompany Profile Dongying Zhaoxin Industry and Trade Co.,Ltd is an ISO-9001, ISO-14001, ISO45001 certified company and has all the quality systems in place for design, planning,manufacturing and quality monitoring & traceability to ensure that Dongying Zhaoxin Industry and Trade Co.,Ltd products match the highest quality & reliability Standards similar to any International major in this field.Dongying Zhaoxin Industry and Trade Co.,Ltd with perfect attitude, product and service, is going to make further development together with customers at home and abroad .
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