The kelly is a hollow square or hexagonal piece of pipe through which the drill pipe can be passed.This is the pipe marked (I) in Figure 8.04.The kelly is matched to a similarly shaped bushing (square or hexagonal),the kelly bushing,marked (II) in Figure 8.04 which is raised above the rig floor.Casing,Tubing Drill Pipes Product CatalogsStandard ASTM A335/ASME SA335.Grade P11,P12,P22,P91,P92.Size 1-42 (OD 219~ 1066 WT:15 ~120mm) Drill pipes heavy weight drill pipes.Hilong Group of Companies.The Group boasts a production capacity of nearly 80,000 tons of drill pipes,heavy weight drill pipes and drill collars.China Drill Pipe manufacturer,Drill Collar,Heavy Weight Aug 11,2017·Oilfield drilling equipment tools API High Quality Drill Pipe and Spiral Drill Collar for sale( Manufacturer),drill pipe--heavy weight drill pipe---drill collar---square kelly---Hexagonal kelly---Non magnetic heavy weight drill pipe---drill pipe body---Tool joints.
Square- or hexagonal-shaped steel pipe connecting the swivel to the drill pipe.NOTE The kelly moves through the rotary table and transmits torque to the drill stem.Source APIRP 7G-2,Recommended Practice for Inspection and Classification of Used Drill Stem Elements,First Edition,August 2009.Drill Pipe - DEENPU MACHINERYDrill pipe joints at the same level comply with the provisions under the Standard API SPEC 7.Standard pipe size range 2-3/8~6-5/8.Categories Square Kelly.About Us.Our company has been in the oil gas drilling equipment industry for over more years,We are here to serve all your drillingDrill Pipe - Lake PetroDrill pipe joints at the same level comply with the provisions under the Standard API SPEC 7.Standard pipe size range 2-3/8~6-5/8.Lake Petroleum could supply a huge quantity of new drill pipe for sale,available in all standard sizes and weights,to quickly meet the drilling equipment needs of companies in the oil,gas and Geothermal
Drill pipe is a type of steel pipe with thread at the end.It is used to connect the surface equipment of the drill and the drilling and grinding equipment or bottom hole equipment located at the bottom of the drill.There are three kinds of conventional drill pipe,heavy weight and square Kelly drill pipe.Drill Pipe For Sale,China Drill Pipe Manufacturer The connection sequence is kelly + drill pipe (n,determined by well depth) + weighted drill pipe (n,determined by the drill combination design).The kelly is located at the uppermost end of the drill string and is available in both square and hexagonal.Drill Pipe Manufacturers,Suppliers,Factory - Customized Drill Pipe.Heavy weight drill pipe is a medium-weight drill tool similar to drill pipe,whose wall is thicker than that of drill pipe and thinner than that of drill collar.HWDP is the transition zone between drill collar and drill pipe.It can not only reduce stress-formation in the connection of drill collar and drill pipe
Dongying Kangya Petroleum Equipment Co.,Ltd offer Drill Stems such as Drill Collar,Drill Pipe,Kelly,Crossover sub,Lifting sub,Saver sub,Drilling Jar and so on. Square Hexagonal Kelly.Square Kelly,Hexagonal Kelly,Oilfield Kelly with 4145H material API 7 standard supplied from Dongying Kangya Petroleum Equipment Co.,LtdDrilling Accessories - RDTDrilling Accessories Square Kelly A C D 20 Bottom upset with right-handed connection Top upset with left-handed connection A less 3 ft.16 E G F Nom.Size Available Lengths (A) The drill bit,downhole tools,Heavy Weight Drill Pipe and drill pipe can be crossedHilongGroupofCompaniIts main business fields include common drill collar,spiral drill collar,non-magnetic drill collar,integral heavy weight drill pipe,square kelly serial products,it is a manufacturer dedicated to specialized production of drilling tools for petroleum and natural gas industries.Shanxi Tangrong Hilong Drill Tools Co.,
The main drilling tools products include API common drill pipe,sour service drill pipe,heavy weight drill pipe,drill collar,square kelly,pup joint etc.Hilong Petroleum Company LLC (UAE) The company boasts advanced manufacture equipment,complete product testing means and quality control system.Currently the company can manufacture 18000 Kelly - Occupational Safety and Health AdministrationKelly The heavy square or hexagonal steel member suspended from the swivel through the rotary table.It is connected to the topmost joint of drill pipe to turn the drill stem as the rotary table turns.Kelly,Oil Kelly Drill ManufacturerOur oil drilling kelly,a type of drilling equipment,is driving section of the whole drill stem.We can provide both square kelly and hexagonal kelly for you to choose from.These products are strictly manufactured in accordance with API Spec7-1 and SY/T6509-2000 standard.
Kellys are made from AISI 4145H modified alloy bars which are quenched and tempered to full length.A hardness range of 285 to 341 BHN and a minimum impact value of 40 ft-lbs are maintained one inch below the surface at room temperature.All ends and center drive sections are machined.The kellys are precision-trepanned to provide true bores.Lake Petro - Your Premier Oil Gas Drilling Equipment Lake Petro is located in Dongying City,which is famous for Shengli Oilfield and the largest manufacturing hub of petroleum equipment in China.Following the principle of quality first,science and technology innovated,people oriented,every Lake Petro person is sparing no effort to provide the customers with best products and services.Oil fields man - Home FacebookThe drill pipe section contains conventional drill pipe,and heavy weight pipe.The drill pipe is attached with a square or hexagonal pipe called kelly at the upper end of the drill string.Th e BHA may contain the following items such as i) drill collars,ii) stabilizers,iii) jars,
Integral Heavy Weight Drill Pipe Square Kelly Hexagonal Kelly NS-1 standard with E75 to S135 steel grade,while OD range is from 2 3/8 to 6 5/8,also JSH produces DSTJ drill pipe and Special steel grade SS drill pipe which is suitable for Sulfur oil well professionally.Related searches for square kelly drill pipedrill pipe for saledrill pipe incdrill pipe gradesdrill pipe specsused drill pipe for saleSome results are removed in response to a notice of local law requirement.For more information,please see here.12345NextShanxi Weigao Petroleum Drilling Tools Co.,Ltd - drill Shanxi Weigao Petroleum Drilling Tools Co.,Ltd China Manufacturer with main products:drill collar ,drill pipe ,integral heavy weight drill pipe ,square kelly ,hexagonal kelly ,non-excavation drill tools ,non-magnetic drill bit body ,lifting sub ,cross-over sub ,and so on
Shanxi Weigao Petroleum Drilling Tools Co.,Ltd - China supplier of square kelly,drill collar,drill pipe,heavy weight drill pipe,nonmagnetic drill collar,hexagonal kelly,drilling collar,drill tool,lifting sub,drillstem sub,HWDPSquare Kelly-Petroleum Equipment Marine Equipment Oil Drill Pipe Drill Pipe Joint Heavy Weight Drill Pipe Drill collar Square Kelly Non excavation drill pipe.Media Center.Enterprise News Industry news Exhibition information.Human.Talent Management Enterprise Recruitment.Quality.Raiseboring Petroleum Equipment Marine Equipment Production Spot Production Equipment Testing System Service Square,Hexagonal Kellys ©