Keep in mind for example a 4 1/2XH pin like the one bellow has over 4 meters worth of threads if they were stretched out. endobj 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. Threads also see a lot of minor damage from mishandling and depending on the location and severity of that damage in many easily be repaired. If it is then you will see stretched pin threads and belled boxes. description date rev. - Be LIBERAL with the thread compound in the box, the base of the box, and on the pin using a copper-based or a compatible thread compound. In Michigan for a project and working across multiple universities. This improvement is achieved at higher cost, reduced availability and sacrificed field repairability. 5 Drill Pipe Range II- VX46 Connection. Specifications The Grant Prideco Double Shoulder (GPDS) and EIS connections are high-performance rotary-shouldered tool joint connections available for drill pipe ranging in size from 2 to 6 in. Before you try to screw different connections together, do the following. Ask your drilling equipment provider whether they permit it. 5.5 Drill Pipe Range II - HT55 Connection. Specifications: Select a Size Connection Loading. These are single shoulder connections: They only have one torque shoulder on both pin and box. Downloads. 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. hSN@WU2x.B*liTX&Hd$I].cya%P Removed 2 cracked drilling tools from service. endstream endobj 128 0 obj <>stream hVmO0+ !2&4*-cVP (-KB1!K|>q@5c4fw7;/*;>r3xg|bzx?d65lEvE.qegi6+l[d@ZHk]+'wX#H]K-Z21F]*J^ 0000086771 00000 n x}[se%r,TN94)QyQ6$h}~F5>WW/=}b`FV>Oo>Qz8l ydjPD=dpGop&1_;c!o^CeCN?>}A&5+ A=}g8}  .?B>y~;A VQidaeyt#.#vWW/3MqqCw 3str{Oz\igxKwx6H'J'Gqp1Qp'4>ajZFdcFMq0w.e^WZe~,LG[?4`. >s. Thread stretch is a normal part of making up any rotary shoulder connection as long as the point of elasticity is not passed. On a high torque connection There is an additional torque shoulder/mechanical stop at the end of the pin and back of the box. With up to 50% faster makeup than the XT connection, Delta saves up to 4 seconds on each connection makeup and breakout. The GPDS and EIS design also provides a true flush ID through the mated tool joint assembly. This additional strength provides the required torque for drilling to extended depths or in more demanding environments. sz}KTnG_hFxm; =TbuxW.eqzxiy})8uXvBVv|iZJ%RsGv*CEPOBmCOxJ60zJM%J c9jh]t7gCt{VSc Printing to a DNP DS40 Printer - Apple Community Mac OS & System Software / OS X El Capitan Looks like no one's replied in a while. 0 Turn off the scanner. The rule for refacing rotary shoulder connections is to remove not more than 1/32 inch(.031) from a pin or box seal at any one refacing and not more than 1/16 inch(.062) cumulatively. 0000113159 00000 n 0000000016 00000 n There is no gap or change in the ID from the box to the pin, creating a smoother fluid flow with less turbulence and eliminating the opportunity for trapped cement and cuttings. endstream endobj 129 0 obj <>stream 0000001631 00000 n With the Technology on todays high tech drilling rigs specifically designed to make up and break out drilling tool rotary shoulder connections you shouldnt see the number of rejected tools going to machine shops for thread and seal repairs that you do. Also not all threads are engaged when the connection is made up. In engineering, delta indicates the degree of difference. eY.{=o;N2Y,T,4 B i>=^^rV6_EOUj?-oZP.p>nu4k#J+JXcw;!qbZ[:@|hRccM5s/?7?+o]ek_G|t`k09sdFh^ 9OfBHQ)BpPfr%f:fI'x'-F BSCGi+{t_ Both connections offer a versatile alternative to standard API connection designs when higher operational torque and tool joint wear allowance are desired, and they are fully interchangeable with corresponding API NC or FH counterparts. Each description item is explained in more detail below.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'drillingmanual_com-box-4','ezslot_8',634,'0','0'])};__ez_fad_position('div-gpt-ad-drillingmanual_com-box-4-0'); Which is simply the plain end (tube) outside diameter. The minimum OD varies with what grade and weight the drill pipe is. Rejected a total of 1 hevi-wate drillpipe for excessive thread or seal damage. Frode Bjrheim is a specialist in drill pipe standards and lifting equipments with more than 30 years' experience in the oil & gas industry, both offshore and onshore. P/KhD%tPQ`l] uvc)-\@NHBjzCIh~D*L;JJAgUor2xr8SWm$~F Command Tubular is a manufacturer of Standard API Connections and provides American Petroleum Institute (API) certified connections in a variety of pipe lengths, diameters and steel grades licensed for: In addition to industry API tool joint connections, Command Tubular offers its advanced CET and CDS connections when higher torque is needed. Only in rare circumstances can you screw together two different types of premium connections . endobj High-strength connections designed for demanding drilling applications. -)WQg@bf? @F/P)A$9L[1 0000018152 00000 n Besides, the dimensions (diameter and length) of the secondary shoulder need to allow it. 0000097810 00000 n ;imuf|%]vbSO$x:w?}{ cy!0,:&9 Y9o'4EpO12Q R&~.Y&>K%"WLLId$o;>z?4ZN`#&%JN#zn7'eN37-tVg|@h2>",KK5bjE@t"`D?S2:2^0bShE15-yA02W[J8Q(G],H}u[3m-O03LPG\5#e}jlO/t&&-s5@T=nkI.^)mv cKC$ie':!p %@9;>Wdh8X2um"}hecB u]wxFc}yd*)[n2&DjbaB@Y^o 'ZU!*`vu3Xn(>05g)l2bc@3D~K\jEi>++eibf[WP~e`Gf. 0000113102 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. hbbd``b`]$7 x $ K@JHu3012c`aQbh^ Our expansive network of licensed repair, Best practices for running and handling to properly care for and maintain your Grant Prideco drill, Supporting our customers is our highest priority, and we look forward to partnering with you today, The original high-performance rotary-shouldered connections, Grant Prideco Double Shoulder and EIS connections offer enhanced performance and interchangeability, Optimized connection configurations that offer more torque, faster makeup, and enhanced performance. 8aeZH PjAN% s|Tr"D|ax:h w NXC?NGXP@{f*$L@wEyWg{\k~c]XIGU1j+\gBD[ lPthp8. The wide range of connections naturally brings up the question about compatibility. Uniform wear and a minimum wall thickness of 80% of original wall thickness. 0000113251 00000 n They come in differentshapes and sizes from the many competing factories. Fully Interchangeable with API and some DS connections, Extended by being able to wear to a smaller OD while maintaining a torsional capacity greater than 80% of the drill pipe tube. The result is that drilling tools arent being inspected as often as they used to be allowing minor mechanical damage to get worse. Oct 8, 2012. %PDF-1.6 % Join our global family and become part of the company thats leading innovation within the upstream oil and gas industry. Faster drilling. %PDF-1.7 PACs are also the only connections that still use the fatigue prone V-065 thread form that was discarded by everyone else in 1968. Sometimes these are experienced drillers who have been in the industry for years. Manufacturers compete for the best connection, and that will probably continue for some time. 127 0 obj <>stream API Drill Pipe GradeMinimum Yield Strength (psi)Minimum Tensile Strength (psi)E-7575,000100,000X-9595,000105,000G-105105,000115,000S-135135,000145,000. We are glad to introduce this refreshed version of the site, with improved accessibility, updated content and new features. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'drillingmanual_com-leader-2','ezslot_16',642,'0','0'])};__ez_fad_position('div-gpt-ad-drillingmanual_com-leader-2-0');They are about equivalent in performance to Regulars, except that the shallow thread angle can cause high box hoop stress at high makeup torques. - Ensure 360 DEGREES of coverage on the seal surfaces . Command Tubular is a manufacturer of Standard API Connections and provides American Petroleum Institute (API) certified connections in a variety of pipe lengths, diameters and steel grades. This gives torsional capacities 40-60 percent higher than the original NC. In normal situations the thread wear would show a rounded thread crest and uniform wear. Through design optimization and balancing of stresses, the connections enhanced fatigue resistance eliminates the need for cold-rolling drill pipe connections. They were originally a proprietary product of Hughes Tool Company and are easily recognized by their shallow 90 degree thread angle. <> To narrow it down further we are going to look at Rotary Shouldered Connections (RSC). Security level: Select the wireless connection's security protocol. Power tools that are not specifically designed for seal refacing should never be used to dress a seal. ?m dv%S. Rejected a total of 12 subs (mostly saver and drill thru subs), 3 drill collars, and 5 hevi-wate drillpipe for excessive thread or seal damage. 24 Connection mode Description Wi-Fi Connects to a Wi-Fi router (requires additional network setup steps, see link at end of topic) One the world cant live without. One the world cant live without. 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. 0000112599 00000 n To accept cookies from this site, please click the I Accept button below. GPDS and and EIS are not interchangeable with each other. I HAD PING FROM THE PC TO THE SILEX NETWORK ADAPTOR WITHOUT . We hope to hear from you soon, and feel free to . Rental Catalogue. 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. 780 0 obj <> endobj The original high-performance rotary-shouldered connections. %PDF-1.4 % I have the capability to reface all standard rotary shoulder connections listed below using a Drilco refacing tool as seen in the Drilco (Smith Tool) drillers hand book. It is my experience that the majority of seal damage is usually much less than .031 deep allowing for several refacings. Products TSC's Drill Pipe product range includes sizes from 2-7/8" diameter pipe to 6-5/8" diameter pipe. 4 0 obj 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. RSC's come in two sub-categories: Study the schematic for drill pipe tool joints below to gain a better understanding of what we are talking about: > Read also: How to choose the right drill pipe. Our family of companies is organized to provide expert solutions, equipment, and operational support to optimize your drilling and production operations. 0000058062 00000 n hb``d``E01%%$QM(f`dg2e|d1C3Xfc0y;Pn7[1KQ0D04(?``8!un>7@FCOD 884 0 obj <>stream 0000028548 00000 n 0000097360 00000 n 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 Command Tubular supports all of its connections around the world by providing quality support, local licensees for repair and accessory manufacturing. Notices. With the advent of horizontal drilling and the use of top drives there have been two major changes in drilling tool damages. 5 Drill Pipe Range II - NC50 Connection. / For example, a 5 drill pipe can be described as 5, #19.5, E, XH, NC50, Premium. 0000057605 00000 n Below are photos of a DS40 pin connection that I completed minor repairs on and then was subsequently used to drill four horizontal wells. On the other hand there were inspection companies in the past that used a grinder with a soft disc on it to flatten galls and polish seals on a regular base. API connections go under many names: Regular IF (Internal Flush) FH (Full Hole) NC (Numeric Connection). Inspection methods include electromagnetic inspection of pipe body to locate cracks and pits, sonic inspection to measure wall thickness, visual inspection to detect mashes and caliper measurements. Set the connection mode switch on the scanner to the Wi-Fi position. NC means Numbered Connection and the number signifies the Gauge Point Pitch Diameter (GPPD) of the connection. 4 threads per inch (.250 lead) . PACs are very poor selections for drill collars. OWS expands its Premium Threading portfolio in Eastern Europe, Shifting the Focus to Advanced Casing/Liner Deployment Technologies, The DrillRdillo eliminates a trip and saves client $100k, The DrillRdillo casing scraper: The story so far [Infographic], API connections (American Petroleum Institute). 0000097385 00000 n 0000009635 00000 n Premium connections Premium connections are like cell phone chargers. Standard makeup torques in PAC drill collars cause a pin neck tensile stress of 87,500 psi, compares to 62,500 psi in a similar sized NC connection. Non-API Drill Pipe Connection Thread Types H-90 Connections Since downhole stress can be additive to makeup stress, PAC connections are that much closer to failure even as they pass through the rotary. This savings reduces tripping time and helps bring forth first oil, earning money for the operator and making a drilling contractors rig more attractive. Also at the time, API took the most popular older connections, gave them a new thread and new name and stuck them into the lineup. '7b/m~'r)':`oQg8oG3y5 Our award-winning DS40 is a compact, affordable and powerful digital photo printer that uses a high-resolution dye-sublimation processor to produce photos with impressive full-color details. In summary, the Delta connection offers: Extreme torque (with as much as 20% more than XT) for drilling more extended-reach wells Enhanced hydraulics (~30-40% reduction in pressure losses compared to API) to promote faster drilling with more downhole tool power and improved hole cleaning The API has established guidelines for drill pipe classification classes in API RP7G. There are no suggestions because the search field is empty. The working strength is reduced because of loss in cross-sectional area. Removed 1 cracked drilling tools from service. The reason for their popularity habit and the belief that changing to NCs would cost more than it would be worth. It can be tough getting the terminology right, so let's nail it down right now. They are the load flank and the stabbing flank. Videos. h@yl_f$p)t[REz}'59}0]u( A *&Pg$GL1:# In general, D/Ps joints are available in three length ranges: API Drill Pipe Specifications (specs) is generally described 6 items. Lower cost of ownership. 0000112758 00000 n Command Tubulars CET and CDS connections offers technically advanced solutions for even the most demanding drilling conditions. It is simply an NC connection with an additional torque shoulder at the pin tip. stream Custom screen I determine the refaceability of a connection by referencing the pin or box bench mark and if a bench mark is not present (some machine shops dont re-apply bench marks when recutting) I measure the pin length or box counterbore length to assess refaceability. To accept cookies from this site, please click the I Accept button below. AC2600 High Power Wi-Fi Router. The stabbing flank on the other hand does not come into contact with its opposing stabbing flank when made up, there is actually a space to channel away excess thread compound and debris while the connection is being made up (Rotary shoulder connections do not seal in the threads). At the same time, API declared that the IF and Full Hole (FH) lines were obsolete. Both connections can be configured with a smaller OD and larger ID compared to standard API connections, contributing to improved hydraulic performance. PAC connections continue to be very popular for 2-3/8 inch drill pipe as well as small diameter drill collars. uGPDS is an enhanced version of the GPDS connection that enables either higher torque capacity or further enhanced hydraulics. Grant Prideco Double Shoulder and EIS connections offer enhanced performance and interchangeability with API rotary-shouldered connections. All the damage on this connection was in the break out direction. Best practices for running and handling to properly care for and maintain your Grant Prideco drill, Supporting our customers is our highest priority. In order for this to work the thread profiles need to match each other. Torque advantage over API and runs easier than the competition, providing the optimum solution to reach total depth as fast as possible. You may delete and block cookies from this site, but parts of the site may not function as a result. Now lets understand what is the main items that describe any drill pipe :if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'drillingmanual_com-medrectangle-4','ezslot_18',633,'0','0'])};__ez_fad_position('div-gpt-ad-drillingmanual_com-medrectangle-4-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'drillingmanual_com-medrectangle-4','ezslot_19',633,'0','1'])};__ez_fad_position('div-gpt-ad-drillingmanual_com-medrectangle-4-0_1');.medrectangle-4-multi-633{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:15px!important;margin-left:auto!important;margin-right:auto!important;margin-top:15px!important;max-width:100%!important;min-height:250px;min-width:250px;padding:0;text-align:center!important}. The drill string data sheets tell us what the pipe can endure internally in the drill string before it bursts or collapses. Premium connections are like cell phone chargers. Quality production Process Monitoring, traceability, and inspection is our mindset when it comes to assuring long-lasting drill pipe is delivered to our customers. RSC's can endure high pressures under favourable conditions. Largest supplier of lacrosse equipment in Mid-Michigan. Stress reliefs in the tools minimize bending loads on the break point allowing high flexibility. See the list below for thread types that can be used together. MTU 4R0113 DS40 Diesel Generator Set 40 kWe/60 Hz/Standby/208 - 600V Reference MTU 4R0113 DS40 (40 kWe) for Prime Rating Technical Data . Also, the 6-5/8 FH was officially reinstated in 1993, no doubt because of its increasing popularity on 6-5/8 inch D/P. 3 0 obj That means that they have an extra torque shoulder in the nose of the pin and in the bottom of the box. On a high torque connection once torque is being applied the pin connection will stretch slightly until the secondary torque shoulders/mechanical stops come into contact with each other and then recommended makeup torque is achieved. Some examples are: Most premium connections have a double shoulder. endobj Can we screw type A together with type B, etc.? l There are 17 NC connections with pitch diameters ranging from 1.1/16 (NC-10) to 7.3/4 inches (NC-77). <> 0000038446 00000 n 2 0 obj Makeup Torque Guidelines - Good COPPER-BASED thread compound is recommended for rotary-shouldered drill pipe connections by the OEM. For example. Management. What might come as a surprise to many is that no API RSC is pressure rated with regards to gases and liquids. 2 0 obj The M-DS40-XYZ Compact Metric Dovetail Linear Stage is preferred for small 14 mm XYZ travel applications where set, lock, and forget is required. The CDS connection can be made up with API numbered connections and some other available double shoulder connections. hR[k0+y^U[(j/LHldh#1wna$$4%.1'CaAwP)=0vfh"?"|v`}1bDc=E" &}NL ]/SM2{UEtuJj6f:&82&lNfptq2-z]UDLI_j;JYyXs/c[Qq585=Vt #Dk7)a43_ But why all these connection types? All rights reserved B.H.A. SST boxes are identical to NC boxes of the same size. Only comedy club in town with the nation's top comedians PROVEN to make you laugh! trailer Access the most up-to-date technical documents and brochures for our Grant Prideco products. Thread Type Compatibility In order for two components to fit properly, thread types must be compatible. 0000005964 00000 n Feel free to send your remarks or ask your questions to Mr Help. % That is a refacing rate of under 6% and reject rate for machine shop recuts due to mechanical damage of under 2%.

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