• Model NO.：Single piece casing centralizer
• Usage：Centering Casing
• Standard：API
• Size Range：4 1,2′′---20′′
• Process：Welded
• Transport Package：Plywood Case
• Specification：API
• Trademark：ZS
• Origin：China
• HS Code：73079900
• Production Capacity：5000piece,Month

Basic Info.

Model NO. Single piece casing centralizer Usage Centering Casing Standard API Size Range 4 1/2′′---20′′ Process Welded Transport Package Plywood Case Specification API Trademark ZS Origin China HS Code 73079900 Production Capacity 5000piece/Month

Product Description

Product Description
API Slip on Single Piece Casing Centralizer

1) Material: 65Mn steel

2) Type: Single Piece Casing Centralizer

3) Standard: API

4) API and ISO certified

5) Specifications: 4 1/2''---20''. More special sizes or combination are available as requested

6) Characteristic: This kind of single piece casing centralizer has restoring force almost two times of API standard.

7) Photos

8) Application

Bow spring casing centralizers are to help center the casing in the wellbore, allowing even distribution of the cement around the casing during cementing operations.
The single piece casing centralizer is made from special high strength steel (65Mn steel), which gives more excellent hardness and spring action than other types of centralizers.

9) Function of Single Piece Casing Centralizer

a. Take casing to designed position by reducing sticking while casing going down.
b. Centralize casing in well.
c. Balance liquid pressure in annular space by reducing adhesion phenomenon.
d. Improving replacing ratio of mud and boosting cementing quality by reducing channeling effect.

10) Features of Single Piece Casing Centralizer:

a. Designed for high restoring force and low starting&running force

b. Undergo special coating process to prevent from rust

11) Parameter of Single Piece Casing Centralizer

Model (in)	Hooping In-Dia. (mm)	Hooping thickness(mm	Total length (mm)	Max.Out-Di (mm)	Amount of spring(mm)
5-1/2" x 8-1/2"	142-148	3-5	650±50	225±5	5
7" x 9-5/8"	181-186	3-5	650±50	255±5	6
7" x 8-1/2"	181-186	3-5	650±50	235±5	6
8-5/8 x 12-1/4"	223-228	3-5	650±50	330±5	8
9-5/8 x 12-1/4"	250-255	3-5	650±50	330±5	8
10-3/4 x 12-1/4"	274-276	3-5	650±50	330±5	9
13-3/8"x17-1/2"	342-347	3-5	650±50	450±5	11
18-5/8"x24"	475-477	3-5	600±50	610±5	12
20"x26"	509-511	3-5	600±50	660±5	12

 
Certificate

Company Information

Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC. 

We have the certificates of API 5CT, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001, etc..  

Our  products mainly include: 

1. Casing Centralizer                          
2.  Float Collar & Float Shoe
3. Cementing Plug                              
4.  Cementing Head
5.  Cement Basket                              
6.  Tubing Pump / Rod Pump
7.  Valve Ball & seat                            
8. Casing / Tubing Pipe and Coupling
9. Stage Collar                                    
10. Pumping Unit
11. Sucker Rod

Our group have more than 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC.  Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.

Contact Us

PUYANG ZHONGSHI GROUP CO.,LTD

Add: 5th community, Zhongyuan Oilfield, Puyang, China

Website: zschinajixie.en.made-in-china.com;
                       zschinajixie.en.made-in-china.com;
                       zschinajixie.en.made-in-china.com

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