TQ series of casing tong is a kind of hydraulic power tong which is used for making-up or breaking-out of casings or pipes in diameters of 4”--133/8” . The casing tongs are designed and manufactured according to SY/T5074 and API Spec 7K “Specification for Drilling Equipment” with features of high-efficiency, safety, reliability, labor-saving, and the casing power tong can ensure connection quality.
The tong head of casing power tong is designed as open and is fitted with two jaws which can ensure reliable gripping. Air type clutch is utilized as gear shifting mechanism, so it is possible to change gear under running. The TQ series casing tongs can be configured with torque device to perform computer monitoring and managing on pressure, torque and rounds.
Sepecification of casing tong
| Model | TQ178/16 | TQ340/35 | TQ356/55 | TQ178/16Y | TQ340/35Y | TQ356/55Y | TQ508/70Y | TQ610/60Y | TQ340/85Y |
| Size range (inch) | 4″-7″ | 4 1/2″-13 3/8″ | 4 1/2″-14″ | 4″-7″ | 4 1/2”-13 3/8″ | 41/2″-14″ | 9 5/8″-20″ | 9 5/8″-24″ | 4 1/2″-13 3/8″ |
| Max working pressure (Mpa) | 18 | 18 | 16.6 | 18 | 20 | 20 | 20 | 18 | 18 |
| working flow Rate (l/min) | 110-160 | 110-160 | 110-140 | 110-160 | 110-170 | 110-170 | 110-170 | 120-180 | 110-170 |
| Air pressure (Mpa) | 0.5-0.9 | 0.5-0.9 | 0.5-0.9 | / | / | / | / | / | / |
| Max torque (Kn.m) | 16 | 35 | 55 | 16 | 35 | 55 | 70 | 60 | 85 |
| Jaw speed (RPM) | 9-79 | 3.5-86 | 4-70 | 9-79 | 8-90 | 4.8-61 | 4-43.6 | 5-45 | 3.2-45 |
About JC Wellhead
Jingcheng Petroleum Machinery Manufacturing Co.,Ltd was established in 2008, we are specialized in design and manufacturing of the oilfield wellhead equipment. We - YCJC are a registered supplier for CNPC, GWDC, CCDC in China and got the API certificate from 2010.
In 2012, JC wellhead jointed with ZZ TOP Oil Tools, and found the office in Xi'an mainly engaged in abroad marketing, through these years of efforts, our wellhead equipment is exported to many countries, such as Thailand, UAE, Iran, Brazil, Argentina, USA etc. and enjoyed good reputation from the customers.
In 2012, JC wellhead jointed with ZZ TOP Oil tools to expand the international business, in order to meet the customers' various requirement, we work with other large drilling rig companies to supply the other oilfield equipment, such as drilling rig components (mud pump & parts, rotary swivel, traveling block, hook etc), handling tools ( slip, elevator, spider, casing tong, power tong, manual tong etc.) and so on.
YCJC also engaged in abroad marketing, through these years of efforts, our wellhead equipment is exported to many countries, such as Thailand, UAE, Iran, Brazil, Argentina, USA etc. and enjoyed good reputation from the customers.
