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<title><![CDATA[EC21 Product Catalogs - drilling supporting equipment]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/drilling supporting equipment.html]]></link><item>
<title><![CDATA[Recyclable Tungsten Carbide Scrap | Industrial Hard Metal Scrap WC Material]]></title><link><![CDATA[https://over123.en.ec21.com/Recyclable_Tungsten_Carbide_Scrap_Industrial--12070572_12072149.html]]></link><description><![CDATA[equipment, and industrial machinery, recycled tungsten carbide scrap has become an important raw material for manufacturers and recycling facilities worldwide. Our materials are collected from reliab]]></description><pubDate><![CDATA[20260518]]></pubDate></item>
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<title><![CDATA[Winner2309B Intelligent Modular Wet and Dry Laser Particle Size Analyzer]]></title><link><![CDATA[https://winnerparticlesize.en.ec21.com/Winner2309B_Intelligent_Modular_Wet_and--12069898_12069995.html]]></link><description><![CDATA[equipped with an intelligent fully automaticoperating system and manual operation, allowing you to choose freely. Choose automatic mode, which is very simple and easy to learn and supports one-click ]]></description><pubDate><![CDATA[20260630]]></pubDate></item>
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<title><![CDATA[METICULAB Ruby Jewel Bearing | Nonporous &amp; Throughhole Series | High Hardness Wearresistant]]></title><link><![CDATA[https://meticulab.en.ec21.com/METICULAB_Ruby_Jewel_Bearing_Nonporous--12070432_12071573.html]]></link><description><![CDATA[drilling (ZhongBiao equipment).
Stable performance under wide temperature range and harsh environments.
5. Typical Applications
Instruments &amp; meters: electricity meters, water meters, gas meters, flo]]></description><pubDate><![CDATA[20260508]]></pubDate></item>
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<title><![CDATA[Easy Operation Automatic Multi Blades Blind Stone Profile Machine]]></title><link><![CDATA[https://better18099.en.ec21.com/Easy_Operation_Automatic_Multi_Blades--11386912_11409147.html]]></link><description><![CDATA[equipment, such as drilling machines, CNC lathe,universal testing machines and so on. The products scopes are mainly as follows: Automatic flaming stone machines, Automatic stone cleaning, protection]]></description><pubDate><![CDATA[20250401]]></pubDate></item>
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<title><![CDATA[Rotary Hammer SDS Plus 28mm]]></title><link><![CDATA[https://ydsools302.en.ec21.com/Rotary_Hammer_SDS_Plus_28mm--12053531_12053538.html]]></link><description><![CDATA[drill and hammer. Ideal for drilling and light chiseling work without requiring extra equipment.
3. High Impact Energy: 
5J impact energy realizes quick and effortless drilling in concrete and masonr]]></description><pubDate><![CDATA[20250401]]></pubDate></item>
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<title><![CDATA[Universal Thread Measuring Machine]]></title><link><![CDATA[https://chotest0613.en.ec21.com/Universal_Thread_Measuring_Machine--11966356_12048450.html]]></link><description><![CDATA[equipment number, inspection date, effective date, etc.
12. Can print multiple selected test records or test certificates from database at once time.
13. Can export test data to Word, Excel, AutoCAD ]]></description><pubDate><![CDATA[20250312]]></pubDate></item>
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<title><![CDATA[Hydrocyclone Desander for Trenchless Mud Recycling]]></title><link><![CDATA[https://ogem3.en.ec21.com/Hydrocyclone_Desander_for_Trenchless_Mud--9844602_9844758.html]]></link><description><![CDATA[RuiLin Mud Cleaner Descriptions 
The mud cleaner includes a desander, a desilter, a pressure gauge, a cyclone, a underflow groove, a drilling fluid vibrating screen, a support and a base, and is char]]></description><pubDate><![CDATA[20250305]]></pubDate></item>
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<title><![CDATA[CNC Machining Services]]></title><link><![CDATA[https://dafangding.en.ec21.com/CNC_Machining_Services--12044265_12044272.html]]></link><description><![CDATA[equipment and a skilled technical team
to ensure high precision and quality for every part.
Diverse Materials
: We support a wide range of metal and plastic materials to meet
the needs of various ind]]></description><pubDate><![CDATA[20250220]]></pubDate></item>
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<title><![CDATA[TRD Method Equipment for Cement Soil Re-mixing Deep Continuous Wall of Uniform Thickness]]></title><link><![CDATA[https://zzsilas.en.ec21.com/TRD_Method_Equipment_for_Cement--12041820_12043018.html]]></link><description><![CDATA[TRD Machine for Equal-Thickness Cement-Soil Underground Continuous Walls Produced by Liaoning Zizhu High-Tech Equipment Co., Ltd.is a kind of construction equipment which constructs a wall which is e]]></description><pubDate><![CDATA[20250215]]></pubDate></item>
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<title><![CDATA[T-Slot Aluminium Extrusion Profile]]></title><link><![CDATA[https://5577sh.en.ec21.com/T_Slot_Aluminium_Extrusion_Profile--11923508_12037435.html]]></link><description><![CDATA[support of small equipment, such as workbenches and machine guards.
30 series: 30 series T-Slot Aluminum Profile
has good strength and stability to meet the needs of various heavy-duty and complex st]]></description><pubDate><![CDATA[20250117]]></pubDate></item>
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<title><![CDATA[Tool Superhard Coating Ion Plating Machine Enhanced Hard Film Deposition PVD Coating Machine]]></title><link><![CDATA[https://simvaco.en.ec21.com/Tool_Superhard_Coating_Ion_Plating--12034890_12034891.html]]></link><description><![CDATA[Support: Benefit from installation guidance, training programs, and responsive after-sales service.
Request More Information
To discuss how this equipment can optimize your production, please contact]]></description><pubDate><![CDATA[20250106]]></pubDate></item>
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<title><![CDATA[Latest 6 Axis CNC Drilling EDM Machine]]></title><link><![CDATA[https://worthycnc.en.ec21.com/Latest_6_Axis_CNC_Drilling--11752242_11791350.html]]></link><description><![CDATA[supports the establishment of connected automatic production lines, which can achieve higher productivity and automation levels.
10. It can be equipped with a contact probe, supporting automatic alig]]></description><pubDate><![CDATA[20241211]]></pubDate></item>
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<title><![CDATA[JinGao Petro Mission Magnum 8x6x14 Pump]]></title><link><![CDATA[https://123456jingao.en.ec21.com/JinGao_Petro_Mission_Magnum_8x6x14--12029288_12029293.html]]></link><description><![CDATA[equipments work efficiently.Features:1. Open impeller design, ideally dealing high viscosity drilling slurries.2. Combination seal for a long service life.3. All pump models, use same frame support, ]]></description><pubDate><![CDATA[20241203]]></pubDate></item>
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<title><![CDATA[Non-spark Type Explosion-proof Three-phase Five-pole Plug Socket]]></title><link><![CDATA[https://yeloder.en.ec21.com/Non_spark_Type_Explosion_proof--383559_11538624.html]]></link><description><![CDATA[drilling circuits and other electrical connections, in line with the provisions of the national standard GB3836.8-2003 and the European standard EN60079-15:2005 &quot;Electrical Equipment for Explosive Ga]]></description><pubDate><![CDATA[20241107]]></pubDate></item>
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<title><![CDATA[PU corbels]]></title><link><![CDATA[https://sallyliu.en.ec21.com/PU_corbels--402634_402654.html]]></link><description><![CDATA[support up to 10kg with proper installation.
2.Can be cut, drilled, glued or screwed.
3.Primed in white and ready to paint or faux finish.
4.Can be used on the interior or exterior
5.High density pol]]></description><pubDate><![CDATA[20241018]]></pubDate></item>
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<title><![CDATA[High Plateutilization Furniture Production System with Excess Material and Warehouse Management]]></title><link><![CDATA[https://hisoonsoft.en.ec21.com/High_Plateutilization_Furniture_Production_System--11096913_11096936.html]]></link><description><![CDATA[equipment for processing, and seamlessly fit various types of equipment, such as electronic saw, automatic labeling machine, processing center, PTP and five - sided drill, etc.
Printing of label info]]></description><pubDate><![CDATA[20240923]]></pubDate></item>
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<title><![CDATA[D28 Steel 3D Welding Table]]></title><link><![CDATA[https://chinasurfaceplate.en.ec21.com/D28_Steel_3D_Welding_Table--12007013_12007016.html]]></link><description><![CDATA[support tools.
Hole diameter: 28mm
Grid spacing: 100±0.05mm
Precision: table horizontal precision: 0.1/1000mm
table vertical precision: 0.1/200mm
drilling center accuracy: +/- 0.03mm
Hole pitch: 100]]></description><pubDate><![CDATA[20240919]]></pubDate></item>
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<title><![CDATA[Latest 6 Axis CNC Drilling EDM Machine]]></title><link><![CDATA[https://techedm.en.ec21.com/Latest_6_Axis_CNC_Drilling--10096434_11790539.html]]></link><description><![CDATA[supports the establishment of connected automatic production lines, which can achieve higher productivity and automation levels.
10. It can be equipped with a contact probe, supporting automatic alig]]></description><pubDate><![CDATA[20240909]]></pubDate></item>
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<title><![CDATA[Bespoke Motherboard Solutions From China OEM/ODM Electronics Mother Board Drone Equipment Circuit Bo]]></title><link><![CDATA[https://sncpcb.en.ec21.com/Bespoke_Motherboard_Solutions_From_China--11979593_11981106.html]]></link><description><![CDATA[Equipment SMT Machine: SIEMENS SIPLACE D1/D2 / SIEMENS SIPLACE S20/F4Reflow Oven: FolunGwin FL-RX860Wave Soldering Machine: FolunGwin ADS300Automated Optical Inspection (AOI): Aleader ALD-H-350B,X-RA]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[Locomotora Minera De Trolley De 10 Toneladas Para Mina Subterrnea]]></title><link><![CDATA[https://yutong8888.en.ec21.com/Locomotora_Minera_De_Trolley_De--11516730_11603749.html]]></link><description><![CDATA[Locomotora Minera De Trolley De 10 Toneladas Para Mina SubterrneaTrolley electric locomotive is a kind of rail transportation traction equipment, powered by transformers and overhead lines. Mainly us]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[Coupler Yoke Bracket]]></title><link><![CDATA[https://hblytl865603.en.ec21.com/Coupler_Yoke_Bracket--11979940_11979943.html]]></link><description><![CDATA[equipment
- CNC precision automatic lathe
- With centerless grinder
- CNC machining, drilling, milling and tapping machines
- Ultrasonic cleaning machine
- Customized designs are accepted
- OEM and a]]></description><pubDate><![CDATA[20240803]]></pubDate></item>
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<title><![CDATA[ER18505H+EPC1520 Battery Pack]]></title><link><![CDATA[https://sunjbattery.en.ec21.com/ER18505H_EPC1520_Battery_Pack--11975878_11975884.html]]></link><description><![CDATA[support power supplies, medical equipment, wireless communications, oil drilling, portable communications equipment, scientific research instruments, remote data acquisition systems, military applica]]></description><pubDate><![CDATA[20240727]]></pubDate></item>
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<title><![CDATA[Rugged Industrial Monitor IP67 Waterproof Sl200w]]></title><link><![CDATA[https://sihovision.en.ec21.com/Rugged_Industrial_Monitor_IP67_Waterproof--11027835_11974335.html]]></link><description><![CDATA[equipment in demanding environments. If you are interested in our TOUCH MONITOR
, feel free to CONTACT US
!
UNVEILING THE FULL IP65 HIGH BRIGHTNESS TOUCH MONITOR
Our Full IP65 High Brightness Touch M]]></description><pubDate><![CDATA[20240724]]></pubDate></item>
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<title><![CDATA[Cable Bolt]]></title><link><![CDATA[https://yxmaterial.en.ec21.com/Cable_Bolt--11854868_11854869.html]]></link><description><![CDATA[support and stability.
The installation process typically involves drilling a hole into the rock or soil and then inserting the cable bolt into the hole. The cable bolt is often grouted or cemented i]]></description><pubDate><![CDATA[20240718]]></pubDate></item>
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<title><![CDATA[Butt-Weld Flange]]></title><link><![CDATA[https://supperflange168.en.ec21.com/Butt_Weld_Flange--11966181_11966814.html]]></link><description><![CDATA[supporting discharge machines, mechanical arms, forklifts, large CNC vertical cars, CNC drilling machines, and heat treatment furnace mechanical processing equipment. We also have a complete set of m]]></description><pubDate><![CDATA[20240711]]></pubDate></item>
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<title><![CDATA[Wholesale Emamectin Benzoate 95%Tc 70%Tc 30%Wdg 5%Sg Insecticide Pesticide]]></title><link><![CDATA[https://kuoda2024.en.ec21.com/Wholesale_Emamectin_Benzoate_95_Tc--11964069_11964071.html]]></link><description><![CDATA[equipment.
Tree injection is another application mode that proves lethal to mature and immature arthropod pests.
When introduced to leaves, the insecticides seeps into the leaf tissue where it hibern]]></description><pubDate><![CDATA[20240706]]></pubDate></item>
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<title><![CDATA[BESTONE YT28 Pneumatic Rock Drill Handheld Rock Drill]]></title><link><![CDATA[https://bestone523.en.ec21.com/BESTONE_YT28_Pneumatic_Rock_Drill--11962094_11962098.html]]></link><description><![CDATA[equipment. The air legs are used to support the rock drill and provide additional propulsion, allowing the rock drill to perform rock drilling operations more stably and efficiently.
Applications
The]]></description><pubDate><![CDATA[20240703]]></pubDate></item>
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<title><![CDATA[THD-85 Horizontal Directional Drilling Machine]]></title><link><![CDATA[https://coredrillpros.en.ec21.com/THD_85_Horizontal_Directional_Drilling--11951642_11951645.html]]></link><description><![CDATA[supporting drilling tools are complete and adopted φ one hundred and two × 5000mm drill pipe, randomly equipped with a 2T crane.
Push/Pull Drive
Max Push/Pull Capacity: 85T
Push/Pull System: Rack a]]></description><pubDate><![CDATA[20240614]]></pubDate></item>
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<title><![CDATA[G10 Fiberglass Sheet Knife Handle Materials 6mm G10 Knife Handle Material]]></title><link><![CDATA[https://ydjycl.en.ec21.com/G10_Fiberglass_Sheet_Knife_Handle--11947554_11947608.html]]></link><description><![CDATA[equipment such as engraving machines, processing centers and CNC machine tools, which can customize products for turning, milling, drilling, engraving planer, grinding and die opening.Our insulation ]]></description><pubDate><![CDATA[20240605]]></pubDate></item>
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<title><![CDATA[8 Rows Seeding Machine (Grass Seed)]]></title><link><![CDATA[https://agroyongxiang.en.ec21.com/8_Rows_Seeding_Machine_Grass--11947739_11947755.html]]></link><description><![CDATA[Support customization of your needs according to farmland and tractor conditions.
YongXiang offers a combined 150L pneumatic seeder with radar sensor and broadcast or drill equipment. This allows far]]></description><pubDate><![CDATA[20240605]]></pubDate></item>
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<title><![CDATA[High Quality API F-500 , F-800 , F-1000 , F-1600 , F-2200 Mud Pump F-800 Oil Field Mud Pump]]></title><link><![CDATA[https://yavinen.en.ec21.com/High_Quality_API_F_500--11944433_11944434.html]]></link><description><![CDATA[equipment. With a steadfast commitment to excellence and innovation, we are dedicated to providing superior solutions that elevate drilling operations worldwide.
Cutting-edge Technology: 
Our state-o]]></description><pubDate><![CDATA[20240529]]></pubDate></item>
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<title><![CDATA[Siemens Replacement Parts]]></title><link><![CDATA[https://oukecnc.en.ec21.com/Siemens_Replacement_Parts--11942988_11942993.html]]></link><description><![CDATA[drilling, and shaping tasks with exceptional precision, reducing errors and waste.
Moreover, Siemens CNC parts are known for their reliability and durability, ensuring consistent performance and mini]]></description><pubDate><![CDATA[20240527]]></pubDate></item>
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<title><![CDATA[Mud Mixing Hopper]]></title><link><![CDATA[https://oilsolidscontrol.en.ec21.com/Mud_Mixing_Hopper--11942129_11942134.html]]></link><description><![CDATA[Mud Mixing Hopper
(jet mud mixer) is an drilling solids control supporting equipment, mainly used to configure drilling fluid, change drilling fluid density, viscosity, water loss, etc. The jet hoppe]]></description><pubDate><![CDATA[20240524]]></pubDate></item>
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<title><![CDATA[Rigid PCB Capability]]></title><link><![CDATA[https://bgpcba.en.ec21.com/Rigid_PCB_Capability--11935225_11935295.html]]></link><description><![CDATA[equipment to handle various processes involved in rigid PCB manufacturing, such as layer stacking, drilling, copper patterning, solder mask application, and surface finishing. They should also be abl]]></description><pubDate><![CDATA[20240512]]></pubDate></item>
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<title><![CDATA[CNC Pipe Threading Lathe  Dia. Range From 135mm To 530mm]]></title><link><![CDATA[https://haisen1.en.ec21.com/CNC_Pipe_Threading_Lathe_Dia.--10950295_10950296.html]]></link><description><![CDATA[The QK series CNC pipe thread lathe produced by our company is a special series of machine tools for drilling and metallurgical industries to process various pipes and pipe threads.It mainly undertak]]></description><pubDate><![CDATA[20190506]]></pubDate></item>
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<title><![CDATA[China Auto Parts Ball Bearings Angular Contact Ball Bearings 7311AC Feature:]]></title><link><![CDATA[https://huawei808.en.ec21.com/China_Auto_Parts_Ball_Bearings--10954407_10956022.html]]></link><description><![CDATA[drilling platforms, food machinery,and so on
Features: 
1. Seals: Open Type, Sealed Type,
Shielded Type;
2. Cage: Machined Brass Cage, Steel
Cage, Plastic Cage;
3. Outer Ring: With our Without Snap
R]]></description><pubDate><![CDATA[20240411]]></pubDate></item>
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<title><![CDATA[Flooring Expansion Bolts]]></title><link><![CDATA[https://chinafastener68.en.ec21.com/Flooring_Expansion_Bolts--10981196_10981215.html]]></link><description><![CDATA[Flooring expansion bolts
PRODUCTS DESCRIPTION
Expansion bolt is a special threaded connector used to fix pipe support/hanger/bracket or equipment on walls, floors and columns.
expansion bolt manufact]]></description><pubDate><![CDATA[20240305]]></pubDate></item>
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<title><![CDATA[Anti-theft Foundation Anchor Bolt]]></title><link><![CDATA[https://njmkt68.en.ec21.com/Anti_theft_Foundation_Anchor_Bolt--11041671_11041676.html]]></link><description><![CDATA[equipment foundation to the bolt and adjust the horizontal level. Screw the fixed special nut to finish the installation.
During removing this anchor, please loosen and disassemble the nuts, remove t]]></description><pubDate><![CDATA[20240307]]></pubDate></item>
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<title><![CDATA[High Quality Surgical Neurosurgery Spinal Burr Drill Medical Electric Spine Drill]]></title><link><![CDATA[https://schsmedical.en.ec21.com/High_Quality_Surgical_Neurosurgery_Spinal--11350259_11350300.html]]></link><description><![CDATA[drill is used in neurosurgery, spine surgery, ENT and microsurgery. Made of quality materials, the product is divided into straight-handle and angled-handle, support for optional long handles. It can]]></description><pubDate><![CDATA[20210310]]></pubDate></item>
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<title><![CDATA[LLT M19 2 3 4 Pins IP67 IP68 Assembled Waterproof Electrical Cable Connector Plug Socket]]></title><link><![CDATA[https://heqing88.en.ec21.com/LLT_M19_2_3_4--11495177_11495327.html]]></link><description><![CDATA[equipment,electricity generation facility,coal mine,oil drilling industry,communication network,underwater detector,civil air vehicle,military vehicles and other industries.
Company introductionLLT T]]></description><pubDate><![CDATA[20211220]]></pubDate></item>
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<title><![CDATA[Reeltec Pur-hf-j]]></title><link><![CDATA[https://reeltec2016.en.ec21.com/Reeltec_Pur_hf_j--10951194_10951195.html]]></link><description><![CDATA[equipment / dock lifting hoisting machinery / material handling system / driving tower / drilling machinery Cable/winding cable used for drilling/drilling machinery and mining machinery and equipment]]></description><pubDate><![CDATA[20190507]]></pubDate></item>
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<title><![CDATA[Rock Anchor Drilling Rig Crawler Type Drilling Rig Used for Foundation Pit]]></title><link><![CDATA[https://anchordrillingrig.en.ec21.com/Rock_Anchor_Drilling_Rig_Crawler--11893208_11893209.html]]></link><description><![CDATA[drilling rig primarily used in various engineering fields such as power plants, highway and railway slope stabilization with anchor reinforcement, advance support for tunnel pipe sheds, inclined pile]]></description><pubDate><![CDATA[20240125]]></pubDate></item>
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<title><![CDATA[New CNC/Mnc Heavy Cutting Horizontal Machining Center with Good Price (GDHM-50VNC)]]></title><link><![CDATA[https://15361542990.en.ec21.com/New_CNC_Mnc_Heavy_Cutting--11598710_11599156.html]]></link><description><![CDATA[drilling, reaming, boring.
The internal stress produced by manufacturing stress and rough machining ensures good rigidity, high strength and stable structure of the casting
Tapping, end face, boring ]]></description><pubDate><![CDATA[20220708]]></pubDate></item>
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<title><![CDATA[CNC Swiss Precision Machining Services]]></title><link><![CDATA[https://falcon254.en.ec21.com/CNC_Swiss_Precision_Machining_Services--11834771_11908509.html]]></link><description><![CDATA[equipment. Most Swiss-type lathes in Falcon are with 12 axes. Their unique cutting, drilling, and production cycle time optimization capabilities are commendable. They can produce precision parts wit]]></description><pubDate><![CDATA[20240304]]></pubDate></item>
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<title><![CDATA[HHC-0421 Aluminum Stamping Parts]]></title><link><![CDATA[https://hhcprecision.en.ec21.com/HHC_0421_Aluminum_Stamping_Parts--11858667_11858668.html]]></link><description><![CDATA[support needs. Aluminum alloy brackets are widely used in the manufacture of electronic equipment and electronic products, including fixing and supporting components such as circuit boards, connector]]></description><pubDate><![CDATA[20231025]]></pubDate></item>
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<title><![CDATA[Custom Titanium CNC Precision Machining Parts Anodizing Finish]]></title><link><![CDATA[https://precisioncncpartcom.en.ec21.com/Custom_Titanium_CNC_Precision_Machining--11880867_11880868.html]]></link><description><![CDATA[Drilling, Tapping, Grinding, Etc.OEM/ODMAcceptableSizeCustomizedTolerance±0.001mmLead Time7-15 DaysMOQ1 PieceShipping TermsEXW, FOB, CIF, Etc.CNC PrototypeCNC Machining Prototype, CNC Milling Parts,]]></description><pubDate><![CDATA[20231228]]></pubDate></item>
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<title><![CDATA[Paper Tube Machine Accessories-Support Customization]]></title><link><![CDATA[https://hbzszn.en.ec21.com/Paper_Tube_Machine_Accessories_Support--11773987_11774022.html]]></link><description><![CDATA[Circular Blade：Circular blade, also known as circular blade. The shape is circular. Generally speaking, circular blades are used on mechanical equipment for processing functions such as cutting and]]></description><pubDate><![CDATA[20230828]]></pubDate></item>
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<title><![CDATA[Electric Cartridge Heater for Packing Machinery]]></title><link><![CDATA[https://fitheater68.en.ec21.com/Electric_Cartridge_Heater_for_Packing--11801926_11803504.html]]></link><description><![CDATA[drilling holes to support different heating applications. Electric cartridge heater are divided into high density and low density two basic forms. High density cartridge heater is suitable for heatin]]></description><pubDate><![CDATA[20230608]]></pubDate></item>
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<title><![CDATA[JRC300 RC Hydrauclic Reverse Circulation Drilling Rig]]></title><link><![CDATA[https://jcdrill.en.ec21.com/JRC300_RC_Hydrauclic_Reverse_Circulation--11438071_11484860.html]]></link><description><![CDATA[drilling, drilling wells, monitoring wells, ground source heat pump air-conditioning and other deep hole of choice for equipment.
The drilling rig
can be used in a variety of compressed air on the gr]]></description><pubDate><![CDATA[20211201]]></pubDate></item>
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<title><![CDATA[Chinese Factory Hot Selling Api 5ct 7in 23ppf Casing Pipe for Drilling]]></title><link><![CDATA[https://zhuyan230401.en.ec21.com/Chinese_Factory_Hot_Selling_Api--11826223_11828798.html]]></link><description><![CDATA[Petroleum special pipes are mainly used for drilling oil and gas wells and oil and gas transportation. Oil casing is mainly used to support the wellbore during driling and after completion to ensure ]]></description><pubDate><![CDATA[20230803]]></pubDate></item>

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