Nanzhao City Party Standing Committee and Executive Vice Mayor Chen Zhaohuang led a team to hold the Nantong Binhai Park (Beijing) Central Enterprise Cooperation Symposium in Beijing to publicize and promote the development advantages of the Nantong Binhai Park, strengthen the in-depth cooperation between the Park and the central enterprises, and work together to develop a beautiful blueprint for coastal development.
The leaders and guests of more than 40 large state-owned enterprises, such as China Petrochemical Corporation, Datang Group, China Building Materials Group Co., Ltd., and Sinochem Group, attended the meeting. Delegates believe that Nantong Binhai Park has the advantages of strategic superposition of coastal development and economic integration of the Yangtze River Delta, and unique geographical advantages. In the new round of reform and opening up process, Nantong Binhai Park is expected to become the emerging modern international port new city with the most investment potential and the most suitable habitat for the north wing of the Yangtze River Delta.
Couplings are used to connect two joints of TUBING COUPLING or CASING pipe together.
Couplings are short length of heavy wall pipe with the same threads on each end.
EASTSUN manufactures TUBING coupling and casing tubing coupling strictly comply with API 5CT latest standard.
The steel coupling is mainly used to connect oil pipes in pil drilling.
This product can be used to connect the shafts of units that are
manufactured separately.
It can fit the misalignment of the shafts or introduce mechanical flexibility.
The pipe coupling is capable of reducing the transmission of shock losds from one shaft to another.
It can also introduce protecyion against overloads.
The steel coupling can be used to alter vibration characteristics of
rotating units.
Pipe coupling is also used to connect drilling par and driven part.
| Size | Grade | NUE | EUE | Special clearance |
| 2 3/8" | J55/K55/M80/L80/P110 | Yes | Yes | Yes |
| 2 7/8" | J55/K55/M80/L80/P110 | Yes | Yes | Yes |
| 3 1/2" | J55/K55/M80/L80/P110 | Yes | Yes | Yes |
| 4" | J55/K55/M80/L80/P110 | Yes | Yes | |
| 4 1/2" | J55/K55/M80/L80/P110 | Yes | Yes |
Casing Coupling Solution,Api 5Ct Coupling,Casing Coupling,Tubing Coupling
ESASTSUN OILFIELD EQUIPMENT MANUFACTURING (CAMBODIA) CO., LTD , https://www.eastsuncambodia.com