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Oilfield Integral 4 1/2"- 36" Bow Spring Centralizer

China Puyang Zhongshi Group Co., Ltd. certification
China Puyang Zhongshi Group Co., Ltd. certification
Recommendation is good. Reception is professional. Demo training is also very great. Wish more online training after getting the machine.2017.8.26

—— David

Thanks for your kindly hospitality. Your company is very professional , we will have nice cooperation in the near future. 2015.6.28

—— Sergey

Good company with nice service and high quality and high reputation. One of our reliable supplier , goods are delivered in time and nice package 2016.3.25

—— Steve

Thanks for your good after-sale service. Excellent training and technology support helps me a lot. 2018.4.23

—— Mostafa

Professional, very helpful, great price. Will use again for other items 2019.2.21

—— Ahmed

Thanks for zhongshi group supporting and guidence. With your help and instruction, I win more market share. 2017.9.26

—— Manuel

Nice cooperation with zhongshi group.Imperssive for your service and support. 2018.3.18

—— Luis

We are satisfied with your product's quality. We highly appreciate to see the excellent performances in production capacity and thanks for the specialist technical support from you 2018.11.16

—— Mohammed

Good company with professional service and high quality. Delivered in time. Our most trusted partner for sucker rod and OCTG pipe. 2018.7.24

—— Nicolas

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Oilfield Integral 4 1/2"- 36" Bow Spring Centralizer


Large Image :  Oilfield Integral 4 1/2"- 36" Bow Spring Centralizer

Product Details:

Place of Origin: China
Brand Name: Puyang Zhongshi Group
Certification: API,ISO,QHSE
Model Number: 4 1/2"~20"

Payment & Shipping Terms:

Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: Wooden Box
Delivery Time: depends on quantity
Payment Terms: T/T, MoneyGram
Detailed Product Description
Product: Oilfield Integral Spring Casing Centralizer Size: 4 1/2"~36"
Installation: Slip-on Crest: Diagonal And Single
Bow: 4-8 Application: Oilfield Cementing Tools
High Light:

36" Bow Spring Centralizer


4 1/2" Bow Spring Centralizer


4 1/2" casing centralizer

Oilfield Integral Spring Casing Centralizer


The integral centralizer has ultra-high strength without any weak point. The centralizer provides High restoring forces while keeping starting and running forces at or near Zero lbf. This Minimizes drags during casing running and maximizes stand off during cementing operations.

Oilfield Integral Spring Casing Centralizer Features
  • Horizontal and deviated hoes,the slim and irregular holes,Oil reservoir
  • Available in 4 ½” to 20” sizes.Customized sizes are also available.
  • Optimum Standoff capability in even the most challenging well conditions.
  • Minimal cross-sectional area minimizes flow restrictions and increase equivalent circulating densities.


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

Oilfield Integral 4 1/2"- 36" Bow Spring Centralizer 0

Contact Details
Puyang Zhongshi Group Co., Ltd.

Contact Person: Jamie

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