Centralizer Stop Collars

1.Application and characteristic of Centralizer Stop Collars:

A device utilized to restrict the slip of centralizers or cement baskets on a casing, commonly known as a position ring, stop circular, brake ring, etc. This device comes in three types: mobile screw-type, fixed screw-type, and buckle-type. Its main function is to limit the axial movement of the centralizer or cement basket on the casing during the cementing process.

2. Install and use the method of Centralizer Stop Collars:

a. When using the mobile screw-type stop collar, slip it over the casing and use a wrench to tighten the screws.

b. When using the fixed screw stop collar, put the collar around the casing, insert the screw, and use a hammer to tap the screw into place.

c. When installing a buckle-type stop collar, buckle the stop collar onto the casing and lock it with a pin. Then, use a hammer to tap the screws into place.

3. Property Parameters of Centralizer Stop Collars:

Puyang Zhongshi Group Co., Ltd., restructured from SINOPEC in 1997 has 20 years experience on manufacturing petroleum machinery products . The company registered capital is 10 million U.S. dollars, with annual export 30 million U.S. Dollars.

We have competitive price of our main products like: subsurface sucker rod pump, pumping unit, cementing tools, wellhead (Christmas Tree), etc, with certificates of API11AX,API11E,API6A,API5CT,ISO14001 and ISO9001 approved. We have 9 factories, 580 employees, including more than 160 technicians and engineers.

With 20 years manufacturing experience and more than 10 years exporting experience, our main clients include all oilfields in China such as: Zhongyuan, Daqing, Shengli, Changqing, Nanyang, Karamay, etc and we have exported to more than 30 countries abroad such as: Indonesia, Thailand, Myanmar, Russia, Kazakhstan, Venezuela, Peru, Columbia, Canada, America, Sudan, Egypt, Iran, Australia etc.

We would like to cooperate with friends from all over the world with high quality products and service to achieve mutual development .