Gold Member Since 2010
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Puyang Zhongshi Group Co., Ltd.

Integral Centralizer, Slip on Integral Centralizer, Slip on Integral Casing Centralizer manufacturer / supplier in China, offering API 10d Bow Spring Slip-on Integral Casing Centralizer, API Certificated Nylon Composite Plastic Centralizer, API Spiral Blade Cast Aluminum Centralizer and so on.

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Supplier Homepage Product Casing accessories API 10d Bow Spring Slip-on Integral Casing Centralizer

API 10d Bow Spring Slip-on Integral Casing Centralizer

Purchase Qty.:
1-999 1,000+
FOB Unit Price: US $150 US $50
Purchase Qty. (Pieces) FOB Unit Price
1-999 US $150
1,000+ US $50
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Port: Qingdao, China
Production Capacity: 5000piece/Month
Payment Terms: T/T, Western Union

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Basic Info
  • Model NO.: integral centralizer
  • Surface Treatment: Spray-Paint
  • Structure: Automatic Reversing
  • Type: Centralizer
  • Color: Red, Blue, etc.
  • Usage: Centering Casing
  • Transport Package: Plywood Case
  • Origin: China
  • Certification: ISO 9001:2008, API
  • Centralizer Type: Elastic
  • Material: 65mn Steel
  • Standard: API 10d
  • Size Range: 4 1/2′′---20′′
  • Trademark: ZS
  • Specification: API, ISO
  • HS Code: 8431
Product Description
API 10d Bow Spring Slip-on Integral Casing Centralizer
1) Material: 65Mn steel
2) Type: Single Piece
3) Standard: API 10D
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 spring 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.

8) Features of Integral Bow 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
Hooping In-Dia. (mm)Hooping thickness(mmTotal length
Amount of spring(mm)
5-1/2" x 8-1/2"142-1483-5650±50225±55
7" x 9-5/8"181-1863-5650±50255±56
7" x 8-1/2"181-1863-5650±50235±56
8-5/8 x 12-1/4"223-2283-5650±50330±58
9-5/8 x 12-1/4"250-2553-5650±50330±58
10-3/4 x 12-1/4"274-2763-5650±50330±59

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 10D, 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. Air Blaster                                      12.  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


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

Tel: 0086-371-87096211 / 15838304721

Fax: 0086-371-87096212 


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