TQ series of hydraulic casing tongs are widely used for making-up or breaking-out of casings or pipes. The series of casing tongs are wholly hydraulic driven. The tongs are configured with a large-torque motor and perform mechanical gearchange. Structure is simple and operation is safe. The casing tongs can be supplied with torque device to perform computer monitoring and managing on pressure, torque and rounds. The casing tong has been granted with National Invention Patent. The casing tongs are designed and manufactured according to SY/T5074 standard and API Spec 7K "Specification for Drilling and well servicing Equipment".
Technical Specifications
| Model | TQ178/16Y | TQ340/35Y | TQ356/55Y | TQ508/70Y | TQ610/60Y | TQ340/85Y |
| Size range | mm | 101.6-178 | 114.3-340 | 114.3-365 | 244.5-508 | 244.5-610 | 114.3-340 |
| in | 4-7 | 4 1/2-13 3/8 | 4 1/2-14 | 9 5/8-20 | 9 5/8-24 | 4 1/2-13 3/8 |
| Max.pressure | MPa | 18 | 20 | 20 | 20 | 18 | 18 |
| psi | 2610 | 2900 | 2900 | 2900 | 2610 | 2610 |
| Working flow | L/min | 110-160 | 110-170 | 110-170 | 110-170 | 120-180 | 110-170 |
| gpm | 29.3-42.7 | 29.3-45.4 | 29.3-45.4 | 29.3-45.4 | 32-48 | 29.3-45.4 |
| Max.torque | kN.m | 16 | 35 | 55 | 70 | 60 | 85 |
| ft.lbf | 11820 | 25800 | 40560 | 51600 | 44250 | 62680 |
| Speed | rpm | 9-79 | 8-90 | 4.8-61 | 4-43.6 | 5-45 | 3.2-45 |
| Size | mm | 1500*760*800 | 1580*900*860 | 1770*960*780 | 2080*1280*760 | 2330*1310*840 | 1995*1150*680 |
| in | 59*30*31.4 | 62.2*35.4*33.8 | 69.7*37.8*30.7 | 82*50.4*30 | 91.7*51.6*33 | 78.5*45.3*26.8 |
| Weight | kg | 560 | 760 | 1100 | 1550 | 2100 | 1700 |
| lb | 1230 | 1670 | 2420 | 3410 | 4620 | 3740 |
The company was founded in 2008 in Xi'an City and renamed as Surestrong Machinery Co., Ltd. After reorganization in 2015. Surestrong Machinery Co., Ltd. Is a professional manufacturer and exporter of a complete line of Oilfield Equipments, Bearings and Casting & Forging Parts. We own a factory which was founded in 1996 and located in Taixing City, Jiangsu Province. We have many years of history in the machinery industry. The company is near Xi'an International Trade & Logistics Park, and enjoys convenient transportation.
Through the efforts of our entire staff, we have been exporting our products to many countries such as Egypt, Iran, Canada, Kazakhstan, Mexico, Dubai, Australia and Venezuela, which meet the needs of global market.
The quality of our products are outstanding and we maintains a quality management system in accordance with API, which has been fully aligned with ISO standards.
Our company promises: Reasonable Prices, Reliable Products, Quick Delivery. And we will constantly explore and develop new products in order to gain more opportunities. OEM is also welcome.
We sincerely thank our customers and suppliers for your support and help.
