| Customization: | Available |
|---|---|
| After-sales Service: | Yes |
| Warranty: | 1 Year |
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Hinged non welded bow spring centralizer is designed for vertical and deviated wells where low starting forces and high restoring forces are required.
Our hinged non welded bow spring centralizer bows are fabricated with double rolled alloy steel. The end collars are designed with a self-locking action, which is convenient for installation. In addition, the hinged non welded bow spring centralizers can be packaged in half assembled condition, which can ensure economical shipping and storage costs.
Hinged non welded bow spring centralizer can be used in cased and open holes, vertical and deviated wells and wells where rotation capabilities are not required
Features of hinged non welded bow spring centralizer
1.The non weld bow centralizers combine the highest restoring force with the lowest starting force.
2.High restoring force combined with low starting force is achieved with all bow heights.
3.The Bows of these Centralizers are heat treated in special furnace which gives it a peculiar 'bow spring' action.
4.The Heat Treated bows enables these centralizer to provide best centralization as well as help in faster running of casing.
5.The steel of these bows is a "special" made by combination or different metals to provide one of the best tensile strength as well as the "spring back" bow spring action.
6.The bows are available in a range to accommodate any well profile.
7.In this type of Centralizers the End Collars have hinges which makes it in two halves.
8.This enables them to be assembled at site.
9.The Hinged non welded bow spring centralizers are available in size 4-1/2" to 20".
10.Their installation on the casing pipe is very convenient.It requires only the placement of the two assembled halves on the pipe and inserting the pin in the end collar hinge.
11.The centralizer when unassembled makes a compact package, reducing the shipping cost.
12.Assembly at site is conveniently done.
| NO. | Size (in) | ID(mm) | Height (mm) |
OD (mm) |
| 1 | 5-1/2"*7" | 142-148 | 305 | 215 |
| 2 | 5-1/2"*8-1/2" | 142-148 | 305 | 225 |
| 3 | 6"*8-1/2" | 156-158 | 305 | 235 |
| 4 | 7"*8-1/2" | 181-186 | 400 | 235 |
| 5 | 7"*9-5/8" | 181-186 | 400 | 255 |
| 6 | 7-5/8"*9-5/8" | 197-201 | 400 | 275 |
| 7 | 9-5/8"*12-1/4" | 250-255 | 650 | 330 |
| 8 | 13-3/8"*17-1/2" | 342-347 | 650 | 450 |
Dongying Zhao Xin Industry and Trade Co., Ltd. was established in 2001. Our company is located in Dongying city which has the second largest Oilfield (Shengli Oilfield) in China. We are a company, which conducts scientific research, development, manufacture, sale and after sale service, is one enterprise for oilfield tool and equipment manufacturer. We cover an area of more than 9000 square meters which manufacture different oilfield products. Our main products include drilling equipment, oil production equipment, oil well service tools. Such as sucker rod, drill pipe, OCTG products, bridge plug. Currently, our products are already exported to North America, South America, Middle East, Middle Aisa, India and other countries and regions. The warranty period of all our products is 18 months.
We are an I S O 9 0 0 1, I S O 1 4 0 0 1, I S O 4 5 0 0 1,API certified company and have all the quality systems in place for design, planning, manufacturing and quality monitoring & traceability to ensure that all products match the quality & reliability Standards. We also have an independent measurement and inspection department, the inspection and measuring tools are fully equipped, we control each process to ensure that all products are qualified.
Dongying Zhaoxin Industry and Trade Co.,Ltd with perfect attitude, product and service, is going to make further development together with customers at home and abroad .
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