Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd. Providing Cost-Effective Solids Control Solutions
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Top Drive Saver Subs for TDS 11 6 5/8" x 4" IF Pin x Pin
Product Introduction
Top drive saver subs are stocked or manufactured to our customers request, based on API requirements.The top drive sub serves as the sacrificial element between the drill string and the tope drive, reducing any unwanted repair and maintenance costs. The top drive sub can easily be replaced or repaired in the event the lower pin threads become galled or damaged. These tools are manufactured from selected high quality bars of steel. All of our drill stem subs are manufactured in accordance with API specifications.
The Top Drive Saver Subs serves as a sacrificial element between the drill string and Top Drive or Kelly, reducing any unwanted repair and maintenance costs.
Packaging Type
Main Technical Parameters of Our Top Drive Save Sub
| Item | O.D. | I.D. | OAL | Connection |
| (mm/inch) | (mm/inch) | (mm/inch) | API | |
| 1 | 187(7-23/64) | 44.5(1-3/4) | 432(17) | 6 5/8REG PIN×NC31 PIN |
| 2 | 187(7-23/64) | 44.5(1-3/4) | 432(17) | 6 5/8REG PIN LH×NC31 PIN LH |
| 3 | 187(7-23/64) | 57.2(2-1/4) | 445(17-1/2) | 6 5/8REG PIN×NC38 PIN |
| 4 | 187(7-23/64) | 57.2(2-1/4) | 445(17-1/2) | 6 5/8REG PIN LH×NC38 PIN LH |
| 5 | 187(7-23/64) | 71.4(2-13/16) | 458(18) | 6 5/8REG PIN×NC50 PIN |
| 6 | 197(7-3/4) | 57.2(2-1/4) | 458(18) | 6 5/8REG PIN×NC38 PIN |
| 7 | 197(7-3/4) | 71.4(2-13/16) | 470(18-1/2) | 6 5/8REG PIN×NC50 PIN |
| 8 | 197(7-3/4) | 71.4(2-13/16) | 458(18) | 6 5/8REG PIN LH×6 5/8REG PIN LH |
| Please specify the size if you have any special demand. | ||||
Xi'An TianRui Petroleum Machinery Equipment Company Limited was founded in 2010, in Xi'an city, Shaanxi Province of China. It engages into the designing, developing, testing, manufacturing, repairing, and drilling service. Its business covers drilling rig, workover rig, solids control equipment, drilling rig supporting and drilling strings and other equipments related with petroleum. Strictly abide by ISO9001 quality system certification and API standard. Looking forward to cooperating with you!
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.