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PRODUCTS
Thread protector
Mud Pump
Mud Pump Parts
Bearing
Core Box
V Belt
Kinds of Valves
Fishing Tools
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Core Barrel& Overshot Assembly
Drilling bit
Make-up or breaking-out tools
Wire Core Drilling Tools
Hammer Union &High Pressure Hose
COMPANY
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SERVICES
After-sale Service
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Blog
Document Download
NEWS
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DEEP HOLE PROCESS
Processing advantages
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Thread protector
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Hammer Union &High Pressure Hose
Hammer Union
High Pressure Hose
Recent News
Common Causes and Solutions of Hydraulic Cylinder Piston Rod Stick-slip Phenomenon
06 Aug 2020
Common causes of the hydraulic cylinder piston rod stick-slip phenomenon:1. Coaxiality errorIn the hydraulic cylinder, coaxiality error could result in the unstable running speed of the cylinder.2. Co...
Matters Needing Attention in the Installation and Maintenance of Choke Valve
04 Jan 2023
Oil and gas choke valve is a valve that controls fluid flow by changing the throttle section or throttle length. A one-way choke valve can be combined by connecting the choke valve and the one-way val...
What Are the Advantages of High Precision Crossing Roller Bearings Compared with Traditional Bearings?
15 Jul 2021
Today, with the rapid development of social science and technology, not only science and technology are changing with each passing day, but our bearing industry is also undergoing tremendous changes. ...
Recent Products
Spring Reset Safety Valve
It is mainly used for drilling mud pump to protect mud pump liner and other parts from damage.Forged with high-quality high-strength alloy steel and strengthened stainless steel, and advanced heat tre...
Mud Pump Pulsation Dampener
Shandong Rundong is specialized in supply series of drilling equipment, including discharge pulsation dampener.Type and size available:KB-45 & KB-75& KB-75H3NB-1000/1300 590×314×2803NB-1600 59...
Sliding Block Spear
The sliding block spear is an internal catch fishing tools which can be used both to catch drill pipes tubing's washover pipes, liners, packers, water allocators and reverse stuck fishes or used w...
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Thread protector
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Kinds of Valves
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Hammer Union &High Pressure Hose
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