These rates are pretty well what I see on all the rigs I do inspections for on a regular base. The actual weight of the 5 D/P in the above example is 20.89 lb/ft. Largest supplier of lacrosse equipment in Mid-Michigan. In normal situations the thread wear would show a rounded thread crest and uniform wear. Non-API Drill Pipe Connection Thread Types H-90 Connections Do you have a problem? The wide range of connections naturally brings up the question about compatibility. Premium connections Premium connections are like cell phone chargers. 0000112758 00000 n There was no additional damage to the connection. The GPDS and EIS connections increased torsional strength enables tool joint dimensional optimization more suitable for the pipe body torsional strength. 0000009508 00000 n 0000112877 00000 n However, here we shall mention only API drill pipe Specifications only for thread types, but we will give you simple introduction to other thread types.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'drillingmanual_com-large-mobile-banner-1','ezslot_14',640,'0','0'])};__ez_fad_position('div-gpt-ad-drillingmanual_com-large-mobile-banner-1-0'); In 1968 NC connections were introduced by API to cover a multitude of needs from macaroni tubing to 12 inch drill collars. Thanks to the financial capital provided by our investors, we're able to continue developing innovative products and solutions to the oil and gas industry that lead a safer, more environmentally friendly future. What might come as a surprise to many is that no API RSC is pressure rated with regards to gases and liquids. Get help by chat, email or phone. Getting Started. In general, D/Ps joints are available in three length ranges: API Drill Pipe Specifications (specs) is generally described 6 items. As the pin and box connections are being screwed together in theory there should be no weight or tension on the connection. Uniform wear and a minimum wall thickness of 80% of original wall thickness. Connection: XT39; Compatible With: OD: 4 7/8" (4.875") ID: 2 11/16" (2.688") Adjusted Weight: 16.46 lb/ft; Average Length: 31.5 ft; Add To Quote Download Full Spec Sheet. I do not file seals but I do dress seals using a file wrapped with emery cloth to remove minor raised galls. Videos. giEnk3)A[C6{:kRmzY,+D8?O.t]LG0BZ/$He$h6K?aBUJ:yW|71? Quality production Process Monitoring, traceability, and inspection is our mindset when it comes to assuring long-lasting drill pipe is delivered to our customers. This did a great deal of damage and caused many washouts. On a high torque connection There is an additional torque shoulder/mechanical stop at the end of the pin and back of the box. Secondly you see much more minor thread damage now because of the shear weight of the top drive. If they do, take care to use the makeup torque values for the weakest connection. 789 0 obj <>/Filter/FlateDecode/ID[<52A05280C9E5CD4FA9AA3257B6CE4E14>]/Index[780 105]/Info 779 0 R/Length 70/Prev 913645/Root 781 0 R/Size 885/Type/XRef/W[1 2 1]>>stream Access multiple NOV applications and services with one login. Access the most up-to-date technical documents and brochures for our Grant Prideco products. 0000038377 00000 n Specifications: Select a Size Connection Loading. 0000112599 00000 n In all the years I have inspected drilling tools I have never seen a seal that has been filed cause washouts. 24 Connection mode Description Wi-Fi Connects to a Wi-Fi router (requires additional network setup steps, see link at end of topic) Fully Interchangeable with API and some DS connections; NS-1 approved rotary shoulder connection; Provides increased torque with the addition of an optimized secondary torque shoulder; A smooth ID through the connection, which can be made with smaller OD's and larger ID's than standard connections while maintaining higher torque capacities 4 0 obj EPI is a tax-deductible U.S. 501 (c) (3) nonprofit charity. I won't be talking about connections for casing or tubing. size nominal weight (lb/ft) grade connection range wall thickness (nominal) remaining body wall od (tool joint) id (tool joint) drift (tool joint) 5-1/2" Team uniforms and spirit wear. 0000001631 00000 n We hope to hear from you soon, and feel free to . 0000113159 00000 n Oct 8, 2012. 0000009635 00000 n GPDS and EIS are proven connections that provide increased torsional capacity, promote more streamlined configurations, and tolerate more tool joint wear than standard API rotary-shouldered connections. Thread Type Compatibility In order for two components to fit properly, thread types must be compatible. It is also my observation that if you can keep a connection in the field working the thread flanks and torque shoulders will harden up from the cold working that occurs every time the connection is made up making them more resistant to mechanical damage. 0000086771 00000 n To accept cookies from this site, please click the I Accept button below. Loading Originals. /h3ZSx "B>cS_7A1B5D=$BCkx7=`[k2}C?X^2AtM,*. When evaluating the condition of a seal I use API and manufacturers standards as to the acceptability of the seal and when to reface the seal if required. Set the connection mode switch on the scanner to the Wi-Fi position. More information about cookies and your choice can be found in our Privacy Policy. The short answer is competition. Refacing should be a last resort when repairing minor seal damage. Example3) I inspected the drilling tools on this rig drilling horizontal wells in the Edson and Hinton area between November of 2018 to February of 2021. Fitting Type: Pipe Medium: Iron Pipe, Plastic Pipe Fitments: NPT, BSPT, BSPP, NPS National Pipe Taper Railing - NPTR up Printer-friendly version endobj It is my observation that most drilling rigs have a hard time compensating for the weight of the top drive while making up or breaking out connections. One thing I do though is when it comes to galled seals with raised burrs that do not meet the requirements to be refaced, manufacturers recommend not filing the gall flat but to reface the seal instead (raising repair costs). Tool joints are mainly screw-type connectors that join the individual joints of D/P. 884 0 obj <>stream Exterior wear includes OD wear, dents and mashes, slip area crushing, cuts, pitting and corrosion. $qi>}Px=fDYI px// hw7b|Z,/Eu{w?$/^%/N&W7G,)KU9:/#jWW4-~<>j1=~M}|cN1/LLZ!paL/.3^d! Grade E D/P has a yield strength of 75,000 psi. Throughout every region in the world and every area of drilling and production, our family of companies provides the expertise, equipment, and operational support necessary for successnow and in the future. In this post I will deal with the drill string connections only. 0000038446 00000 n Streamlined GPDS and EIS connections provide 20 to 50% more torque than API rotary-shouldered connections of the same dimensions. They are manufactured with a proprietary thread designed to prevent unwanted back-off failures. PAC connections continue to be very popular for 2-3/8 inch drill pipe as well as small diameter drill collars.

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