Stop Collars

Stop collars are designed to tighten the casing centralizers in its intended location and provide the desired standoff. The stop collars are with strength,top performance and compatibility .Hinged stop collars and slip on stop collars are available, different fastening mechanisms like bolts,setscrews,nails are availble. These stop collars are coated by powder baking or paint baking in the high temperature to prevent from dust. Stop collar sizes are from 4-1/2 to 20inch.



  • 1.Easy Installation over Casing
  • 2.Good Holding Force
  • 3.Bolt Lock Mechanism
  • 4.Hinged at two parts
  • 5.Connected by Bolt or Spiral Nail

Product's advantage

We have three kinds of hinged stop collars,one is with bolt,the second one  is with spiral nail,the last one is with set screws .

These two stop collars are processed by steel plate and punched by manchines,they do not need heat treatment.

It is easy to be installed on the casing and have good holding force,tighten the casing by bolt or spiral nail or screws.

The kinds of stop collar combines two parts and are hinged .

For spiral nais stop collar,using spiral locing pins locks the collar into position around the casing.

In order to keep the hinged stop collar dust free and beautiful,we use the powder baking coat.

Our hinged stop collar sizes are from 4-1/2inch to 20inch,any special sizes are available according to your requirement.
Hinged Stop Collar Production





  • 1.Made from Steel Pipe
  • 2.Smoothly Passing the Casing by Beveled Edge
  • 3.Screws Tightening the Casing
  • 4.Powder or Paint Baking Coating are available
  • 5.Sizes from 4-1/2 to 20inch

    Product's advantage

    Slip on stop collar(also called heavy duty stop collar) is made from seamless steel pipe.

    We have integral punching slip on stop collar,not made from steel pipe,made from steel plate and then processed by punching machines,then the two ends welded.From the appearance it is like slip on stop collar made from steel pipe,but it is made from steel plate and light weight.

    A row of screws can make stop collar tighten on the casing,our screws are hexagon and then we will give you tool to install the hexagon.

    The slip on stop collar can pass the casing by beveled edge.

    Our powder baking or paint baking coating is to make the body dust free and it beautiful.

    Our stop collar sizes are from 4-1/2 inch to 20inch,any special sizes are available.

    Steel or Aluminum Alloy slip on stop collars are available.

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