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China, Chinese API Slick and Spiral Drill Collar Heavy Weight Dilling Collar Bit Tool AISI 4145h1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Drilling ToolsDrill CollarSlick and Spiral Drill CollarSlick Drill Collar
TIANHE OIL GROUP HUIFENG PETROLEUM EQUIPMENT CO., LTD.
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Product Description Drill Collar is the basic component in the BHA which provides weight on the bit for drilling and keeps the drill string in tension.TIANHE Drill Collar is manufactured from AISI 4145H modified quenched and tempered steel and is heat treated along its entire length for uniform toughness and durability. Strict metallurgical tests are performed per specifications to ensure that the heat treatment produces consistent and maximum hardness through the depth of the bar.Features and BenefitsA hardness range of 285 to 341 BHN and a Charpy impact value of 40 ft-lbs are guaranteed for evenly distributed 16 points in any cross sections at room temperature;Connections are phosphate coated after machining to protect the threads from corrosive elements and to prevent galling upon initial make-up;Thread roots are cold rolled on API and H-90 connections;Pressed steel thread protectors are supplied for all drill collar that are equipped with standard connectionsWhen ordering please specify:Drill collar OD and ID;Overall length; Connections required (size and type);Special features desired, for example: Slick or Spiral;Stress Relief Features;Slip and/or Elevator Recess; Hardbanding;Specifications - Drill CollarNumber And Connection TableProductCodeOutside DiameterInside DiameterLength mmBevel Diameter mmBending Strength Ratiomm inmm inNC23-31Z01/Z02-0100079.43 1/831.81 1/4915076.22.57:1NC26-35(2 3/8 IF)Z01/Z02-0200088.93 1/238.11 1/2915084.52.42:1NC31-41(2 7/8 IF)Z01/Z02-04000104.84 1/850.829150 or 9450101.62.43:1NC35-47Z01/Z02-06000120.64 3/450.829150 or 9450114.72.58:1NC38-50(3 1/2 IF)Z01/Z02-07000127557.22 1/49150 or 94501212.38:1NC44-60Z01/Z02-23000152.4657.22 1/49150 or 9450144.52.49:1NC44-60Z01/Z02-23100152.4671.42 13/169150 or 9450144.52.84:1NC44-62Z01/Z02-08000158.86 1/457.22 1/49150 or 9450149.22.91:1NC46-62(4 IF)Z01/Z02-08100158.86 1/471.42 13/169150 or 94501502.63:1NC46-65(4 IF)Z01/Z02-09000165.16 1/257.22 1/49150 or 9450154.82.76:1NC46-65(4 IF)Z01/Z02-09100165.16 1/271.42 13/169150 or 9450154.83.05:1NC46-67(4 IF)Z01/Z02-11000171.46 3/457.22 1/49150 or 9450159.53.18:1NC50-67(4 1/2 IF)Z01/Z02-11100171.46 3/471.42 13/169150 or 9450159.52.37:1NC50-70(4 1/2 IF)Z01/Z02-12000177.8757.22 1/49150 or 9450164.72.54:1NC50-70(4 1/2 IF)Z01/Z02-12100177.8771.42 13/169150 or 9450164.72.73:1NC50-72(4 1/2 IF)Z01/Z02-24000184.27 1/471.42 13/169150 or 9450169.53.12:1NC56-77Z01/Z02-13000196.87 3/471.42 13/169150 or 9450185.32.70:1NC56-80Z01/Z02-14000203.2871.42 13/169150 or 9450190.13.02:16 5/8 REGZ01/Z02-15000209.68 1/471.42 13/169150 or 9450195.72.93:1NC61-90Z01/Z02-16000228.6971.42 13/169150 or 9450212.73.17:17 5/8 REGZ01/Z02-17000241.39 1/276.239150 or 9450223.82.81:1NC70-97Z01/Z02-25000247.69 3/476.239150 or 9450232.62.57:1NC70-100Z01/Z02-180002541076.239150 or 9450237.32.81:18 5/8 REGZ01/Z02-19000279.41176.239150 or 9450266.72.84:1Slips and elevator grooves can be produced upon customers' request. Detailed PhotosCertificationsPackaging & Shipping Company ProfileOur AdvantagesTianhe principle is to offer high quality products at competitive price to benefit our customers and the industry in the long run. We are the Leading manufacturer in China since 1973 for drilling /fishing /milling equipment for oil and gas. We have established a complete quality control system, all products& equipments manufactured as per international standard and API standard.Competitive Advantages1. We offer high quality products at competitive price.2. Shortest delivery time & Flexible payment terms.3. Full range of drilling /fishing /milling equipment for oil and gas. 4. Timely after-sale service.5. Imported International brands Machines such as Japan Mazak machining center, Austria WFL machining center etc6. Complete quality control system, offices and testing equipment. FAQDear customer,Thanks for your time of visiting us on made in china, if you have any further questions and needs, please kindly inform us by inquiry online or contact us by below information.We look forward to your kind reply, thanks very much.Ms. DongyanSales ManagerTianhe Oil Group Huifeng Petroleum Equipment Co., Ltd.
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