API Low Pressure Filter Press Stop Collars For Oilfield Applications

Centralizer Stop Collars

1. Understanding the Purpose and Features of Centralizer Stop Collars

a. Mobile Screw-Type Stop Collar: Place the collar over the casing and securely tighten the screws using a wrench.

b. Fixed Screw-Type Stop Collar: Fit the collar around the casing, insert the screws, and gently tap them into position using a hammer.

c. Buckle-Type Stop Collar: Attach the stop collar onto the casing, fasten it with the buckle mechanism, and ensure proper locking with a pin. Subsequently, gently tap the screws into place using a hammer.

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Discover the essential role and notable features of centralizer stop collars, also referred to as position rings, stop circulars, brake rings, and more. These collars serve as a device to limit the slip of centralizers or cement baskets on a casing during the cementing process. Equipped with three types - mobile screw, fixed screw, and buckle - their primary function is to restrict the axial movement of the centralizer or cement basket along the casing.

Step-by-Step Guide to Install and Utilize Centralizer Stop Collars

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 .