Oil and Gas API 7K Roller Kelly Bushing with Square 3"-6"

Product Interview

Roller Kelly bushing is to drive kelly by matching with rotary bushing. There are two drive modes: square drive and pin drive. Thre types: Heavy, medium, and light. For kelly: Square and Hexagonal. It fits for 17 1/2-49 1/2 in rotary tables. The product is designed and manufactured according to API Spec 7K Specification for Drill and well servising Equipment.

There are four pieces of roller in the bushing which have needle bearing inside the rollers and fastened between roof and bottom cover by and pin and seals at both ends of rollers to prevent the drilling fluid from percolating. There is a stop pin fixed in the seal body to prevent rotating.

Xi'an TianRui Petroleum Machinery Equipment Company Limited is a professional supplier of various oilfield equipment, including oil drilling and service equipment, oil production equipment, OCTG, wellhead & downhole tools and spare parts. Our products have already been exported to USA, South America, Africa, Middle East, Russia and some other countries (regions). Our company has become VIP (assigned) supplier and built strategic partnership with some countries' national petroleum companies.

Main Features of Oilfield Roller Kelly Bushing

1. The bushing is easily installed into the master bushing, maintaining good alignment.
2. The contact between Kelly and roller is rolling contact, so friction is lower, and weight on bit is accurate.
3. Two transmission styles (square and pinconnect) are available.
4. Pulling out or feeding off string can be done while rotating
5. Because of its intergral construction, it can not fly out and hurt you.
6. Through the rotation of four rolls, the friction between rolls and kelly pipes is reduced to extend service life.

Technical Table of Our Oilfield Roller Kelly Bushing

Xi'an TianRui Petroleum Machinery Equipment Company Limited was established in 2010 and located in Xi'an city of China. Our main products include: solid control equipment, dowhole tools, oilfield drilling rig and workover rig and their parts, wellhead tools, BOP and spare parts, mud pump spare parts.

Certificates
API-5CT, API-10D, API-7K, API-6A, API-11AX,ISO9001, ISO14001 , ISO18001 etc.

Packaging
Packaging Details: Bundling and container packaging, we will put moisture-proof and rust-proof materials in the container to resist the harsh environment during transportation.

Competitive Advantages

1. We offer high quality products at competitive price.
2. Shortest delivery time.
3. Flexible payment terms.
4. Timely after-sale service.
5. Most of our equipment can be replaceable with international brands.
6. Our products have been exported to Argentina, Egypt, US, Australia, Romania, Pakistan, Dubai, Abu Dhabi, Iran, India, Indonesia, Vietnam, Malaysia and many other countries.

Xi'An TianRui Petroleum Machinery Equipment Co.,Ltd. (For short: TR Solids Control) is a professional manufacturer of solids control equipment and mud recovery system, located in Xi'an City, China. Since 2010, TR Solids Control focused on the development and production of various types of solids control equipment & system. Our R&D personnel are composed of rich experienced crew who have long-time work on oil drilling mechanical design, so we supply professional drilling solids control equipment with the enterprise spirit of continuously improvement and constantly innovation.

Our main products include: drilling mud shale shaker, decanter centrifuge, mud agitator, mud cleaner, desander, desilter, vacuum degasser, submersible slurry pump, centrifugal pump, screw pump, shear pump, jet mud mixer, mud hopper, liquids gas separator, flare ignition device, mud tank. Spare parts like shaker screens, hydrocyclones, impeller, mechanical selas and gear box etc. They are widely used in oil and gas drilling, coal bed methane system, trenchless HDD & tunneling, micro-tunneling, drilling waste management, bored pile construction, etc. 

TR Solids Control brings in international advanced technology and imports high precision processing equipment for production, and builds talent training cooperation relations with lots of university in Xi’An city for replenishing new blood continuously to us. We also formed a high-tech modern integrated enterprise with design, manufacture, sales and service. TR Solids Control has our own improved management system, high level professionals and excellent service team. Our production management strictly implements API quality specification requirements, and we have strict regulations to materials procurement, producing and processing , equipment debugging and whole process of equipment ex-factory. We’re fully capable of supplying satisfied products and services timely as per client’s request.

In terms of products quality management, TR Solids Control continuously update our own management level. We passed the international quality management system ISO9001-2015. TR Solids Control pursuits high-quality product and establishes excellent quality management system, this enables us to get the appraoval from clients.

TR Solids Control adheres to the enterprise purpose--Customers’ Satisfaction is the Highest Pursuit of us. Our goal is to create the global famous brand enterprise, and supply excellent and stable drilling fluids recycling purification system and HDD(Horizontal Direction Drilling) mud recycling system to users. Our products are used in Chanceful Oilfield in north of Shaaban, Chang Oilfield, Sinkiang Oilfield and other national drilling company. At the same time we exported our products to almost 40 countries and regions like South America, US, Europe, Egypt, Dubai, Abu Dhabi, Oman, Pakistan, Russia, Australia, Korea, Vietnam, Myanmar, etc.

Our goal is simple: to sell the best equipment at the best prices, and provides industry-leading customer service. We personally get to know each of our customers, and we know how to discover the most valuable part of our business is Perfect Solids Control Equipment, to help others achieve their goals.