Casting Slip On With Set Screws Stop Collar On Set Screw Stop Collar For Oilfield API Stop Collar
Casting Slip On With Set Screws Stop Collar On Set Screw Stop Collar For Oilfield API Stop Collar
Stop collars
Keep centralizers and other casing attachments in place on the casing.
Available in hinged and slip-on styles and size from 2-3/8''- to 30''.
Stop collars use set screws for increased holding force. The hinged design is for applications on upset tubing. These stop collars are available in slip-on for tight clearances and hinged for semi-tight clearances.
Hinged stop collars that use hardened inserts (dogs) to provide a positive lock onto the casing. The specially designed dogs bite into the casing, which provides the stop collar's strong holding force. The recommended torque on the bolt is approximately 25 to 35ft-lb. When properly installed, the hinged stop collar can provide a holding force up to 40,000lb.
Slip-on stop collar with set screws is slipped onto the end of casing and up to the top of the joint to the desired location. The set screws are tightened to approximately 35ft-lbf. This style of stop collar can hold forces up to 20,000lb. They are designed for close-tolerance liner jobs as well as in the installation of cement baskets and cetralizers of different designs. This style stop collar is available in 3 1/2-in. to 30-in. casing sizes.
ADVANTAGES AND MAIN FEATURES
1- limit the movement of centralizers on the pipe
2- manufactured to withstand high axial forces.
3- grip the casing centralizers and cement baskets in its intended locations and provide the desired standoff.
4-coated by powder baking or paint baking in high temperature to increase their corrosion and rust resistance performance
5- Stop collar sizes are ranging from 4-1/2'' to 20''.
| API EUE Tubing Couplings |
| Size OD | Couplig Size OD (in) | Length(in) | Weight Per Piece
(Kg) | Palletized Carton Quantity
(piece) | Palletized Carton Weight (Kg) |
| 1.9 | 2.188 | 3.750 | 0.84 | 2,800 | 2352 |
| 2 3/8 | 3.063 | 4.875 | 1.55 | 1,414 | 2239 |
| 2 7/8 | 3.668 | 5.500 | 2.40 | 792 | 1901 |
| 3 1/2 | 4.500 | 5.750 | 4.10 | 448 | 1837 |
| 4 | 4.750 | 5.750 | 4.82 | 320 | 1543 |
| 4 1/2 | 5.563 | 6.500 | 6.05 | 252 | 1525 |
| API NUE Tubing Couplings |
| 1.9 | 2.188 | 3.750 | 0.56 | 2900 | 1624 |
| 2 3/8 | 2.875 | 4.500 | 1.28 | 1,512 | 1936 |
| 2 7/8 | 3.500 | 5.500 | 2.34 | 800 | 1872 |
| 3 1/2 | 4.250 | 5.625 | 3.71 | 502 | 1863 |
| 4 | 4.726 | 5.750 | 4.35 | 382 | 1662 |
| 4 1/2 | 5.200 | 6.500 | 4.89 | 252 | 1233 |
144 SERIES - SET SCREW TYPE STOP COLLAR
SOLID COLLAR SET-SCREW DEVICE GIVES EXCELLENT GRIPPING FORCE, AND USED WHERE HIGH AXIAL LOADS ARE EXPECTED
140 SERIES PIN TYPE STOP COLLAR
THIS HINGED STOP COLLAR HAS AN INTERNAL GROOVE INTO WHICH A LOCKING PIN IS DRIVEN
142 BOLT-TYPE STOP COLLAR
THE STOP COLLAR HAS CROSS-BOLT DESIGN THAT MAKES INSTALLATION QUICK AND EASY
FAQ
1) How can I place order?
A: You can contact us by email about your order details, or place order on line.
2) How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T and Western Union are the most usual ways we are using.
3) What's the order procedure?
A: First we discuss order details, production details by email or TM. Then we issue you an PI for your confirmation. You will be requested to do pr -epaid full payment or deposit before we go into production. After we get the deposit, we start to process the order. We usually need 15-25days if we don't have the items in stock. Before production has been finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we start to prepare the shipment for you.
4)How do you take care when your clients received defective products?
A: replacement. If there are some defective items, we usually credit to our customer or replace in next shipment.
5)How do you check all the goods in the production line?
A: We have spot inspection and finished product inspection. We check the goods when they go into next step production procedure.
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Slip On Casting Stop Collar API Standard Well Casing Centralizers Images
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