Centralizer introduction :
The centralizer is a cementing tool. It is simple to manufacture, beautiful in structure, firm and durable, and has large centralizing force. It overcomes the shortcomings of the original welded centralizer that is prone to desoldering. It is a kind of centralizer that can ensure the quality of drilling and cementing.
Centralizers can be divided into two categories according to styles, elastic centralizers and Rigid Centralizers. Each style can also be subdivided; According to the specification, the size can be from 3 1 / 2in to 20in; According to the material, it can be divided into cast steel, cast aluminum, resin, etc.
Type one: bow spring centralizer
(1) Welded casing centralizer
Weld casing centralizer specification
Model | Hooping In-Dia. | Hooping Thickness | Hooping Height | Total Length | Max. Out-Dia. | Spring Pieces |
in | mm | mm | mm | mm | mm | pcs |
5-1/2*8-1/2 | 142-148 | 5-7 | 50-60 | 650±50 | 225±5 | 5 |
6*8-1/2 | 154-158 | 5-7 | 50-60 | 650±50 | 255±5 | 5 |
13-3/8*17-1/2 | 342-349 | 8 | 50-60 | 580 | 450±5 | 6 |
20*26 | 510-518 | 8 | 50-60 | 650±50 | 670±5 | 10 |
(2) Non-welded casing centralizer
Non-weld casing centralizer specification
Model | Hooping In-Dia. | Hooping Thickness | Hooping Height | Total Length | Max. Out-Dia. | Spring Pieces |
in | mm | mm | mm | mm | mm | pcs |
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 information
Puyang Zhongshi Group co., Ltd. was founded in 1996, which is the restructured enterprise of Central Plains oilfield branch company of SINOPEC . The company registered capital is 60 million yuan, with annual output value 200 million yuan, 580 employees, including more than 160 technical and administrative staff. We have competitive price of our main products like: subsurface sucker rod pump, sucker rod ,drill rod ,pumping unit, cementing tools, wellhead (Christmas Tree), etc, with certificates of API11AX,API11E,API10D,API6A,API5CT,ISO14001 and ISO9001 approved.With 20 years manufacturing experience and more than 10 years exporting experience, our main clients include all oilfields in China such as: Zhongyuan, Daqing, Shengli, Changqing, Nanyang, Karamay, etc and we have exported to more than 30 countries abroad such as: Indonesia, Thailand, Myanmar, Russia, Kazakhstan, Venezuela, Peru, Columbia, Canada, America, Sudan, Egypt, Iran, Australia etc.
We would like to cooperate with friends from all over the world with high quality products and service to achieve mutual development .
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 1-5days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:
Tel:+ 86-393-4807842
Mobile / wechat/whatsapp: + 86-15839373570
Address: Puyang City, Henan Province, China
http://russian.sucker-rodpump.com/