API Hinged Non-Welded Centralizer for 13 3/8 to 4 1/2 Inch Casing with 80-130mm Height Range
API-certified hinged non-welded centralizer featuring pin-connected design for easy storage and transportation. Offers high restoring force, low starting force, and heat-treated bow spring construction. Available in multiple sizes from 4 1/2 to 13 3/8 inches with heights ranging 80-130mm for vertical and deviated well applications.
Installation
Slip-on
Place of Origin
China
Size
4 1/2"~36"
Packaging Details
Wooden Box
Bow
Positive
Model Number
4 1/2"~20"
Product Description
Product Overview
The API Hinged Non-Welded Centralizer delivers reliable downhole performance with its innovative pin-connected design. When unfolded, these centralizers can be stacked flat for convenient storage and transportation, making them ideal for vertical or slightly deviated well applications.
Key Features
- High restoring force and low starting force for optimal performance
- Heat-treated in special furnace with unique 'bow spring' action
- Available in all common casing and hole size combinations
- Easy installation and cost-saving shipping design
- Interlocking design between end collars and bow springs ensures reliable downhole performance
- Bow configurations available in various heights and sizes for most applications
Technical Specifications
| Rigid Centralizers (in) | 13 3/8 | 10 3/4 | 9 5/8 | 7 5/8 | 7 | 6 5/8 | 5 1/2 | 5 | 4 1/2 |
|---|---|---|---|---|---|---|---|---|---|
| I.D. (mm) | 343 | 276 | 247 | 197 | 180 | 143 | 130 | 117 | 104 |
| Max. O.D. (mm) | 400 | 308 | 308 | 243 | 212 | 213 | 151 | 148 | 118 |
| Height (mm) | 130 | 120 | 120 | 120 | 120 | 120 | 120 | 100 | 80 |
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