Bow spring centralizers have slightly larger diameter than the wellbore, which is effective in vertical and slightly deviated wellbores to centralize the casing in borehole so as to improve the cementing efficiency.
Bow spring centralizers are available in single piece, hinged and slip-on types with or without welding process.
Adjustable bow heights and full ranges of sizes ranging from 4-1/2" to 20" can satisfy almost all cementing projects in oil and gas cementing constructions.
The starting force testing and restoring force testing of our bow spring centralizers are performed in accordance with API 10D Standards.
| Model | Hooping In-Dia. (mm) | Hooping thickness(mm | Total length | Max.Out-Di | Amount of spring(mm) |
| (in) | (mm) | (mm) | |||
| 5-1/2" x 8-1/2" | 142-148 | 3-5 | 650±50 | 225±5 | 5 |
| 7" x 9-5/8" | 181-186 | 3-5 | 650±50 | 255±5 | 6 |
| 7" x 8-1/2" | 181-186 | 3-5 | 650±50 | 235±5 | 6 |
| 8-5/8 x 12-1/4" | 223-228 | 3-5 | 650±50 | 330±5 | 8 |
| 9-5/8 x 12-1/4" | 250-255 | 3-5 | 650±50 | 330±5 | 8 |
| 10-3/4 x 12-1/4" | 274-276 | 3-5 | 650±50 | 330±5 | 9 |
| 13-3/8"x17-1/2" | 342-347 | 3-5 | 650±50 | 450±5 | 11 |
| 18-5/8"x24" | 475-477 | 3-5 | 600±50 | 610±5 | 12 |
| 20"x26" | 509-511 | 3-5 | 600±50 | 660±5 | 12 |
MB&
Large Stock of All Kinds of Casing Centralizer/ Non-Welded Bow Spring Casing Centralizer for Pipe Drilling




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Step 1
Payment and order readiness
Minimum order: 1 Units
Payment terms, specifications, and order details are confirmed before preparation begins.
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Step 2
Preparation
60 days
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Step 3
Packaging and dispatch
Packaging details are available on request.
Final packing, freight, and delivery dates are confirmed before dispatch.
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