A lower kelly cock (shown in Figure 2) is intended for use between the lower end of the kelly and the upper end of the drill pipe or upper end of the kelly saver sub. Routinely lower kelly cocks are furnished with 5,000 psi maximum pressure ratings. Designs for higher working may be acquired from some manufacturers.
The bowl is where the slips are set to hold up the drill string during connections and pipe trips as well as the point the drill string passes through the floor into the wellbore. The rotary bushings connect to the kelly bushings to actually induce the spin required for drilling » Square, Pin Kelly Bushings & Replacement PartsSquare drive kelly bushing dimensions, pin drive kelly bushing dimensions, square drive master bushings dimensions, and pin drive master dimensions are shown in Figure 1 and Table 1 (based on API Spec. 7K). Kelly Drive Bushings Single and Double-Plane Rollers. There are two basic designs of kelly drive bushings single and double-plane
Drill Collar, Drill Pipe, Kelly manufacturer / supplier in China, offering API 7-1 Heavy Weight Drill Rod/Drill Pipe O. D 139.7mm AISI 4145h, API Spec 7-1 Oil Heavy Weight Drill Rod/Drill Pipe O. D 139.7mm AISI 4145h, API Spec 7-1 Heavy Weight Drill Rod/Drill Pipe O. D 139.7mm AISI 4145h and so on. 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.
Jun 05, 2012 · This technology increases the strength and toughness of the drill pipe, and also extend the life of drill pipe so that the drilling costs are reduced. All our raw materials:Pipe, tool joint material, coupling material, etc. Are bought from only the very best sources. China Kelly, Kelly Manufacturers, Suppliers, Price Made Sourcing Guide for Kelly:China manufacturing industries are full of strong and consistent exporters. We are here to bring together China factories that supply manufacturing systems and machinery that are used by processing industries including but not limited to:drill collar, drill pipe, drilling equipment.
The driving part of square drill pipe is divided into square and regular hexagons. The kelly cooperates with the square filling and the rotating shaft to transmit the torque of the ground turntable to the drill pipe to drive the drill bit to rotate. Most DP in oil drilling is square type, and it used for water well is regular hexagon. Drill Pipe manufacturers & Drilling Pipe Manufacturers Drill Pipe WRG has been supplying the highest quality Drill Pipes, Drill Collars, Heavy Weight Drill Pipes, Kelly and Various Subs etc. In China, we are the approved supplier of CNPC, Sinopec, CNOOC. In the international market, we are the approved supplier of Weatherford, Smith, Seadrill, Statoil, BP, Shell drilling service company.
drill pipe manufacturer/supplier, China drill pipe manufacturer & factory list, find qualified Chinese drill pipe manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China., page 2 Drill string and components Table DS-1the swivel and the bit, and it includes drill string, kelly or top drive, subs, drill collars, heavy weight drillpipe, stabilizers, shock absorbers, reamers and any other in-hole equipment used generally or part-time during drilling operations. API/ISO specifications In the worldwide oil industry today, an overwhelming major-
All of our Kellies meet the mechanical properties listed in API Spec 7-1 and when applicable can be stamped with the API monogram. RDT manufactures the Rotary Kelly with one of two basic configurations Square or Hexagonal. The Square Kelly is available in three standard lengths: Drilling Tools - Zhengzhou Maierda Petroleum Equipment Co China Drilling Tools catalog of API Standard Drill Pipe and Drill Rod Stem for Oilwell, API Standard Drill Collars of Slick, Spiral and Non-Magnetic Type provided by China manufacturer - Zhengzhou Maierda Petroleum Equipment Co., Ltd., page1. API 5dp Square Kelly (Weighted Drill Pipe, Rod) FOB Price:US $880-3,800 / Piece. Min
Square Kelly Drill Pipe; Used Drill Pipe; Seamless Steel Pipe. Ungrouped; All Products. Customization. Ready to Ship. All Products. Casing Pipe. 1. J55 J55 N80 P110 Manufacturer API 5TC Seamless Steel Water Well Tools Casing Pipe Specification. $1,600.00 - $2,000.00 / Ton. 1 Ton (Min. Order) Products & Service-Supplier-TimerollingAPI Spec 7-1 heavy weight drill pipe, square kelly and hexagon kelly are made from ASI 4145H modified alloy steel. Drill collars Slick drill collar, non-magnetic drill collar, spiral drill collar
Certifications And Standards:ISO9001, API Spec Q1, API 7-1, NS-1 Level 5 . Heavy Weight Drill Pipe (Hwdp) (3.0) /Special Features - Certification and standards:API Spec 7-1, API Spec 7-2, Q1 and ISO 9001, ISO 29001 and NS-1 Square and Hexagonal Kelly Steel grade:AISI 4145H mod, fully heat treated as per API Specification Technical Square, Hexagonal Kellys - Drill PipeKellys are manufactured with one of two drive configurations, square or hexagonal. Dimensions are listed in Table 1 and 2. Square kellys are furnished as forged or machined in the drive section. Hexagonal or fully machined square kellys are machined from full length quenched and tempered round bars.
steel drill pipe manufacturer/supplier, China steel drill pipe manufacturer & factory list, find qualified Chinese steel drill pipe manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China. TSC Drill Pipe A Division of Texas Steel Conversion Superior is the industry leader in manufacturing large diameter friction welded Horizontal Directional Drilling (HDD) drill pipe. Superiors size range covers up to 8 -3/4 HDD pipe. In addition, Superior manufactures of API and Double Shoulder Oilfield Drill pipe from 2.875 to 6-5/8 outside diameter.
Square Kelly Drill Pipe; Used Drill Pipe; Seamless Steel Pipe. Ungrouped; All Products. Wholesale Price Manufacturer 2 3/8 API 5DP Thread Types Water Well Geothermal Drill Pipe Grade g105. $2,000.00 Best Price Water Well 6m API 5DP NC38 Thread 3 1/2 inch Hole Diameter Drilling Pipe Manufacturer. square kelly, square kelly Suppliers and Manufacturers at Manufacturer API Drill Pipe Square Kelly. US $200.00-$600.00 / Piece. 1 Piece (Min. Order) CN Jinzhou City Tongshun Drilling Machine Co., Ltd. 5 YRS. 90.0%. 4.7 (1) Contact Supplier. 1/6. oil rig drilling rig equipment rotary drilling square kelly bar API Square Kelly. US $10000-$13000 / Piece.
37 rows · Kelly is supported by the swivel through the rotary table and connected to the first