API 7"X8 1/2" Flexible Bow Integral Casing Centralizer

• Customization: Available
• Certification: ISO 9001:2008, API
• Surface Treatment: Spray-Paint
• Model NO.: integral centralizer
• Structure: Automatic Reversing
• Material: 65mn
• Type: Centralizer
• Size Range: 4 1/2′′---20′′
• Standard: API
• Process: Welded
• Use: Oil Well Cementing
• Transport Package: Plywood Case
• Specification: 7 *8-1/2"
• Trademark: ZS
• Origin: China
• HS Code: 73079900
• Production Capacity: 5000piece/Month

Product Description

API 7"x8 1/2" Flexible Bow Integral Casing Centralizer
 
1) Material: 65Mn steel
2) Type: Integral 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) Introduction

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

a. Made from high strength steel (65Mn steel) for whole piece.
b. Designed with slip-on structure.
c. Have better centralizing function because of its higher restoring force.
d. Undergo special coating process to prevent from rust.

9) Parameter of Integral 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

 
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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