Jiangsu Service Petroleum Technology Co., Ltd
Jiangsu Service Petroleum Technology Co., Ltd
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104 SERIES CASING CENTRALIZER, NON-WELDED POSTIVE
104 SERIES CASING CENTRALIZER, NON-WELDED POSTIVE , OILFIELD TOOLS
ADVANTAGES AND MAIN FEATURES
1- Reduce frictional drag when used in deivated cased holes and can provide nearly 100% standoff in cased-off applications
2- Formed U-profile bows provide additional flow area to aid in mud removal ,which contributes to a high-quality primary element job
FEATURES
›Hinged design for easy transporting, storing and installing.
› Use hinged pins to secure the hinged end collars together around the casing.
› Straight formed positive bars are attached onto the hinged end collar with rivets.
› Easy installation and normally run over a stop collar or coupling.
› U-profile design instead of spring bows can ensure maximum fluid passage and reduce frictional
› drag force in deviated hole conditions.
› Almost 100% standoff when run inside a cased hole.
› Flat U profile is fitted in self locking retaining lips for firm and positive hold.
› Available in sizes 4-1/2" to 20" and special sizes are also available.
| hopping 1.D. (mm) | hooping thickness(mm) | total length(mm) | max od | amounts of spring(mm) |
| 142-148 | 3-5 | 650±50 | 225±5 | 5 |
| 181-186 | 3-5 | 650±50 | 255±5 | 6 |
| 181-186 | 3-5 | 650±50 | 235±5 | 7 |
| 223-228 | 3-5 | 650±50 | 330±5 | 8 |
| 250-255 | 3-5 | 650±50 | 330±5 | 8 |
| 274-276 | 3-5 | 650±50 | 330±5 | 9 |
| 342-347 | 3-5 | 650±50 | 450±5 | 11 |
| 475-477 | 3-5 | 600±50 | 610±5 | 12 |
| 509-511 | 3-5 | 600±50 | 660±5 | 12 |