Customization: | Available |
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After-sales Service: | 1 Year |
Warranty: | 1 Year |
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Features of Hydraulic Double Stage Collar
1.Hydraulic type
2.Top/Closing Plug and First Stage/Flexible Plug
3.Battle Plate/Free Fall Opening Device/Battle Plate
4.Available in sizes 5-1/2" to 13-3/8"
5.API 5CT specification
Technical Parameter of Hydraulic Double Stage Collar
Size, in | 5 1/2" | 7" | 9 5/8" | 13 3/8" |
Max O.D., mm | Φ170 | Φ208 | Φ283 | Φ381 |
Drill-out I.D., mm | Φ122 | Φ155 | Φ220 | Φ315 |
Overall Length, mm | 1082 | 1182 | 1222 | 1280 |
Rated Load, t | 140 | 170 | 210 | 300 |
Sealing Capacity, MPa | 25 | 25 | 25 | 25 |
Opening Pressure, MPa | 13 | 13 | 13 | 14 |
Closing Pressure, MPa | 5 | 5 | 5 | 5 |
Lower Sliding Sleeve I.D., mm | Φ85 | Φ115 | Φ176 | Φ203 |
Upper Sliding Sleeve I.D., mm | Φ95 | Φ125 | Φ197 | Φ285 |
Product Advantage of Hydraulic Double Stage Collar
>>Hydraulic stage collar meets the challenges of cementing holes at any angle with a hydraulically opened port system.
>>Stage collar designed specifically for horizontal completion.
>> It is specifically used for Primary cementing in deep vertical or high deviated horizontal-well conditions.
>>It reduces total hydrostatic pressureon weak formations to prevent lost circulation during cementing.
>>Clear surface indications of opening and closing pressures provide safer and more efficient operations.
>>The opening pressure of the stage collar can be adjusted at rig site to meet well requirements, providing operational flexibility.
Features of Hydraulic Double Stage Collar
1.Hydraulic type
2.Top/Closing Plug and First Stage/Flexible Plug
3.Battle Plate/Free Fall Opening Device/Battle Plate
4.Available in sizes 5-1/2" to 13-3/8"
5.API 5CT specification
Technical Parameter of Hydraulic Double Stage Collar
Our Services
Our products and services are closely related to oil drilling and oil well cementation. Our products include integral casing centralizer, welded casing centralizer, bow spring centralizer, float shoe, float collar, Suck Rod Pump, api pumping unit, Thread Protector, Thread Gauge, Api Valve Ball and Valve Seat, coupling and pump plungers.
Packing and Shipping
Wooden case, standard export packaging, firm enough for long distance sea-shipped, air transportation and even railway transportation.
We shandong yacheng petroleum technology are established in 2003 year, located in Dongying city, shengli oilfield,which is second largest oilfield of China.
1) About Packing Inner packing: white box, color boxes (upon request), Outer packing: cartons or pallets
2) Terms of payment: We accept T/T,L/C
3)Terms of Shipment: About 30 days after receiving the advance payment,or according to both parties agreement
4)Ports of shipment: Tianjin,Qingdao, shanghai or other required Port, by sea or air
5)Guarantee: One year since delivery.
6)Inspection: 100% testing before delivery.