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1. Since 1997, with 20 years production experience
2. API 5CT, 11AX, 11E, 6A and ISO Certificates
3. Strict Quality Control System
4. Prompt Delivery Time
1) Material: Carbon Steel
2) Type: Steel Casing Centralizer
3) API and ISO certified
4) Specifications: 4 1/2''---13-3/8''. More special sizes or combination are available as requested.
Straight Vane Solid Slip on Rigid Steel Casing Centralizer:
Spiral Vane Solid Slip on Rigid Steel Casing Centralizer:
Rotating Solid Slip on Rigid Steel Casing Centralizer:
Photo of mass production:
5) Introduction of Solid Slip on Rigid Steel Casing Centralizer
Solid rigid casing centralizers are built out of solid steel bar or cast iron or other solid material, with a fixed blade height and are sized to fit a specific casing or hole size, to help center the casing in the wellbore.
6) Application of Solid Slip on Rigid Steel Type Casing Centralizer
Solid Slip on Rigid Steel Type Casing Centralizer is suitable for deviated wells and horizontal wells.
7) Features for Solid Slip on Rigid Steel Type Casing Centralizer:
a. Be rugged and works well even in deviated wellbores, regardless of the side force..
b. Shock, impact and corrosion resistant.
c. High tensile and yield strengths.
d. Available with straight or spiral blades.
e. Provide a guaranteed standoff and function as bearings during the pipe rotation.
f. The OD of rigid centralizers are smaller than wellbore.
8) Installation of Solid Slip on Rigid Steel Type Casing Centralizer
Solid Rigid Steel Type Casing Centralizer can be installed on the casing with stop collars or with integral set screws. Installations that allow casing rotation and reciprocation are preferred because of improved displacement efficiency. Most slip-on rigid centralizers must be installed between stop collars and are freely floating there between.
9) Parameter of Solid Slip on Rigid Steel Type Casing Centralizer
Model | Max OD(mm) | ID(mm) | Length(mm) |
4-1/2" x 6" | 145 | 116.5 | 200 |
5" x 6" | 145 | 129 | 200 |
5-1/2" x 8-1/2" | 205-210 | 142 | 200/300 |
6-5/8" x 8-1/2" | 205-210 | 171 | 200/300 |
7" x 8-1/2" | 205-210 | 181 | 200/300 |
7" x 9-1/2" | 225-235 | 181 | 200/300 |
7" x 9-5/8" | 225-235 | 181 | 200/300 |
9-5/8" x 12-1/4" | 300-305 | 248 | 200 |
13-3/8" x 17-1/2" | 430-435 | 346 | 200 |
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC.
We have the certificates of API 5CT, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001, etc..
Our products mainly include:
1. Casing Centralizer
2. Float Collar & Float Shoe
3. Cementing Plug
4. Cementing Head
5. Cement Basket
6. Tubing Pump / Rod Pump
7. Valve Ball & seat
8. Casing / Tubing Pipe and Coupling
9. Stage Collar
10. Pumping Unit
11. Sucker Rod
Our group have more than 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.