| Customization: | Available |
|---|---|
| After-sales Service: | Repair |
| Warranty: | One Year |
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Oilfield Drilling Rigs Downhole Tools Non magnetic wear sub Oriented Bent Sub
Rotary Subs are made from AISI 4145H modified quenched and tempered material. In addition, it is designed and manufactured according to API specifications as well as with API monogram. They can be used to crossover from connection size to another or as a disposable component used to extend the connection life of a more expensive drill stem member.
| Straight subs | Used to connect drill stem members that have a similar OD. |
| Reduced-section sub | Used to connect drill stem members that have different diameters that warrant the cross-sectional change necessary to accommodate different connections |
| Saver sub | Used to extend the life of the rotary kelly by taking the connection wear each time it is made up to a drill stem component |
| Bit sub | Size availability ranges from 3 1/8" to 11" OD and 36" to 48" length |
| Lift sub | A lift sub enables the safe, efficient handling of straight OD tubular-such as drill collars, shock tools, jars, directional equipment, and other tools-by using the drill pipe elevators |
| Top drive sub | Top drive subs serve as the sacrificial element between the drill string and the top drive, reducing repair and maintenance costs |
Dongying TIANRUI PETROLEUM Technology Co., Ltd., established in November 2003 and located in the Dongying Economic Development Zone, is an investment project in Dongying City. It is mainly engaged in the research, design, manufacturing and technical services of oil drilling and workover tools. The company consists of six departments and two workshops, namely the design department, the quality inspection department, the market operation department, the comprehensive department, the technical service department, the financial department, the processing workshop and the assembly workshop. It possesses rich R & D and design capabilities as well as manufacturing capabilities in oil drilling and workover tools.
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