friction type stop collar Friction-Lock Stop Collar with bolt
Bolt Type Stop Collar
Hinged Stop Collars secure placement and limits travel on attachments to casing string.
The stop collar uses a single draw bolt tightening mechanism with "hardened inserts" to grip the casing once tightened Hinged Stop Collar is designed to latch on the casing pipe without having to be slipped on at the end of the casing pipe allowing quick and easy installation.On locking it can be tightened for a holding force upto 1000 % of the centralizer starting force as per APl 10D.The locking mechanism is at 180 degrees of the hinge.
This design does not make any marks or indentations on the casing. This style stop collar is available in 4-1/2in thru 20in.
stop collarSlip on set screw stop collar ring is a one-piece stop collar.The outside ends of these heawy duty stop collar are generally tapered to a degree(single piece develled/double develled) which helps to hold the casing centralizer and avoid the ends to hit the Bows/Vanes when the casing centralizers are placed over them This kinds of set screw stop collar is recommended for small hole operation.t is used when holding force requirement is very highThe Silip on Set Screw Stop Collar are available in sizes 4-1/2" to 20".
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Company Introduction
**Dongying Qixiang Import &Export Co.,Ltd****(hereinafter as ****DYQX**** Petro company)** was founded in January, 2013, in the Yellow River delta （Shengli Oil Field, the second large oil field in China）--- Dongying City, Shandong Province. Its business covers drilling and workover rigs spare parts,, solids control equipment,wellhead equipment and tools, oiflied fishing tools ,downhole tools,drilling strings,OTCG and other equipments related with petroleum. Strictly abide by ISO9001 quality system certification and API standard. At the same time, we build one new workshop for the forging and casting production for the oilfield tools, We can offer the precision forging and casting production according to the customer’s drawing.Or our engineers help the customer’s design and drawing, then make production for the customers. ** **
**DYQX**** Petro**** ****company **follow the principle of "quality is lifeline, science and technology innovated, people oriented",, it benefits from the convenient running, high efficiency, swift reaction, experienced experts and the advanced management. In a meanwhile, it has about 50 sub-contractors to cooperate all over the country, and it always sticks to good faith, strictness, specialty, innovation, also satisfactory service.our products have already been exported to USA,Canada, South America, Africa, Middle East, Russia and some other countries (regions).
The target of DYQX Petro company Enterprise: To establish an international first-class enterprise, and become a professional petroleum equipment supplier,supply chain company and oilfield engineering services company.; "providing the most qualified products, most competitive prices and most professional service for every customer " as its mission and Provide consistent after-sales service. DYQX Petro company mainly engages in offering oil drilling and production equipment and providing oilfield technical service.Our target is to supply our products and spread company culture to all over the world. We will build a new stage, and we will welcome all the friends from all over the world, to cooperate sincerely and create our brilliant future!
Contact:Eve liu Email:sales@dyqx-petro.com Skype: eve.liu06211988 Mobile:0086-18554639639 Wetchat:18554639639 Whatsnap:0086-18554639639
