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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 60.83 million yuan, with annual output value 200 million yuan, 580 employees, including more than 160 technical and administrative staff . Oil machinery is our main products, the leading products include pumping unit, subsurface sucker rod pump, wellhead (Christmas Tree), pressure vessels, drilling solid control series products and cementing accessories.
Specifications
casing centralizer
1.roller centralizer
2.bow spring centralizer
3.rigid centralizer
4.cast aluminium centralizer
Characteristics:
A) Designed for High Restoring Force and Low Starting & Running Force
B) End collars are designed with self-locking action, which are easy to assemble.
C) Undergo special coating process to prevent from rust.
D) Can be shipped in half assembled condition for economy in shipping and storage costs.
E) Specification: 4"---20". Any special sizes or combination can available on request.
There are welded and non-welded type, double bow and single bow available for supplying.
Technical Specification and Parameters:
Specifications
1.Reduce frictional forces obviously.
2.Increase casing running depth.
3.Ensure casings are centralized .
Description :
The Roller Centralizer consists of rigid body, on which machined five spiral blades or straight blades. There are three modified alloy steel, fully heat treated rollers fixed on every blade. Because of rolling friction between the rollers and inside of well or casing, the capability of the RCR Centralizer is better than others of all. Recommend to use the tool in deviated holes and horizontal holes.
Main Models:
Type |
Casing Size |
Minimum Hole |
I.D. |
O.D. |
OAL |
RCR5 |
139.7(5-1/2) |
215.9(8-1/2) |
143(5-5/8) |
211(8-5/16) |
260(10-1/4) |
RCR7 |
177.8(7) |
215.9(8-1/2) |
181(7-1/8) |
213.4(8-13/32) |
260(10-1/4) |
RCR9 |
244. 5(9-5/8) |
311.15(12-1/4) |
247.5(9-11/16) |
305.4(12-1/64) |
260(10-1/4) |
RCR13A |
339.7(13-3/8) |
406.4(16) |
344(13-35/64) |
402(15-53/64) |
260(10-1/4) |
We do everything to enable the clients to get more benefits and to seek more business opportunities in the market. We promise to create more values for you and the society.
We must develop new technologies and new products for our clients, and make our popularity on a high level in this field; we must heighten our position and set a good example in the field. A group of experienced staff are ready to serve you with enthusiasm at any moment!
After-Sales Service:
Provide considerate services to minimize clients' worries.
(1) Assist clients to prepare for the first construction scheme;
(2) Install and debug the equipment;
(3) Train the first-line operators on site
(4) Examine the equipment regularly;
(5) Take initiative to eliminate the troubles rapidly at site;
(6) Distribute the guarantee fittings door-to-door
(7) Provide perfect service;
(8) Provide technical exchanging;
(9) Provide maintenance for big items.
Cynthia Jiang
E-maile: 1461540332 at
sale05 at
Website:
Mobile phone: 13839250964
We will do best services for you
PUYANG ZHONGSHI GROUP Co,Ltd
Http://
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