Welded Casing Bow Spring Centralizer 5 1/2 to 20 Inch API Spec 10D Oilfield Cementing
Welded bow spring centralizer for oil well cementing, meeting API Spec 10D. Bows welded to collar, shipped in components for local assembly. Available in sizes 3 1/2 to 20 inches with customizable options. Durable and efficient for drilling handling.
Welded Bow Spring Casing Centralizer
Basic Info.
Main Features:
• Bows welded to Centralizer collar.
• Ship in components and assemble locally.
• Meet API Spec.10D.
• Not compatible with pipe rotation.
• Bows come in many different shapes.
Specifications:
| Model (in) |
Hooping I.D. (mm) |
Hooping thickness (mm) |
Hooping height (mm) |
Total Length (mm) |
Max. O.D. (mm) |
NO. of Bows |
| 5-1/2*8-1/2 | 142-148 | 3-5 | 90-120 | 650±50 | 225±5 | 5 |
| 7*9-5/8 | 181-186 | 3-5 | 90-120 | 650±50 | 255±5 | 6 |
| 7*8-1/2 | 181-186 | 3-5 | 90-120 | 650±50 | 235±5 | 6 |
| 8-5/8*12-1/4 | 223-228 | 3-5 | 90-120 | 650±50 | 330±5 | 8 |
| 9-5/8*12-1/4 | 250-255 | 3-5 | 90-120 | 650±50 | 330±5 | 8 |
| 10-3/4*12-1/4 | 274-276 | 3-5 | 90-120 | 650±50 | 330±5 | 9 |
| 13-3/8*17-1/2 | 342-347 | 3-5 | 90-120 | 650±50 | 450±5 | 11 |
| 18-5/8*24 | 476±1 | 3-5 | 90-120 | 600±50 | 610±5 | 12 |
| 20*26 | 510±1 | 3-5 | 90-120 | 600±50 | 660±5 | 12 |
Company info:
Xi’an ATO International Co., Ltd. was founded in 2008, belong to ATO Group , which is located in Xi'an City, Shaanxi Province . We engaged in import and export of oil rig machine equipment and spares trading, though many years development,we have become appointed excellent trade supplier of large-scale oil companies domestic and abroad.