What are the advantages of composite centralizers over steel ones?

They have a lower friction coefficient (50% of steel), reduce drag force, increase maximum centralization, and provide high standoff.

What is the lead time for production?

The average lead time is 1-3 months for both peak season and off season.

Oilfield Equipment API Spiral Composite Rigid Centralizer for 7" Casing

Name: Oilfield Equipment API Spiral Composite Rigid Centralizer for 7" Casing
Brand: Puyang Zhongshi Group Co., Ltd.
SKU: 720328512

Henan, ChinaPuyang Zhongshi Group Co., Ltd.

US$10.00-100.00

1 Piece

Product profile

Customization

Available

Certification

ISO 9001:2008

Surface Treatment

Without Processing

Model NO.

Composite Centralizers

Centralizer Type

Rigid

Structure

Slider

Material

Plastic

Type

Centralizer

APP

Oilwell Cemengting

Sample

Avaliable

Vane

Spiral Vane and Stright Vane

OEM

Avaliable

Transport Package

Wooden Case

Specification

4-1/2"~ 20"

Trademark

Origin

Henan

Production Capacity

50000 Piece/Pieces Per Month

Key features

Low Friction Coefficient: Thermoplastic polymer material offers 50% lower friction than steel centralizers.

High Temperature Resistance: Withstands high well bore temperatures up to 200 degrees Celsius.

Enhanced Hole Cleaning: Spiral vanes maximize flow-by area to improve cutting and filter cake removal.

Custom Size Available: Sizes range from 4 1/2' to 20', with special sizes available on request.

High Impact Resistance: Constructed of one-piece superior quality polymer with shock proof strength.

OEM Service Available: We accept OEM orders for customized oilfield equipment solutions.

ISO 9001 Certified: Manufacturing process certified under ISO 9001:2008 standards.

Optimal Standoff: Design provides maximum centralization and high standoff in open hole.

Company profile

Puyang Zhongshi Group Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-09-22 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤11.34h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryPuyang Zhongshi Group Co., Ltd. is identified as a Chinese manufacturer established in 1997, focused on casing cementing equipment, float equipment, centralizers, and cementing plugs. The supplier reports a 52,000 m² plant, 10 production lines, annual casing-centralizer output of 200,000 pieces, and exports to multiple global regions. ISO 9001:2015, ISO 14001:2015, and ISO 45001:2016 are stated, while other company information references API certifications. Trade records show shipments associated with buyers in India, Brazil, and Peru, but the records are recent and limited. Evidence supports established manufacturing and export capability; after-sales service, financial credibility, and customization capability remain insufficiently documented.

Supplier typeThe supplier is explicitly classified as a manufacturer and describes itself as producing casing cementing equipment and related oilfield products. It is based in Puyang, Henan, China, and reports that it was established in 1997.

CertificationsThe supplier reports ISO 9001:2015, ISO 14001:2015, and ISO 45001:2016 management-system certificates. It also states that it holds API 5CT, API 6A, API 11AX, and API 11E certificates, although the provided information does not include certificate validity or scope details.

Production capacityProduction capability is supported by a reported 52,000 m² plant, 10 production lines, 9 factories, more than 500 employees, and annual casing-centralizer output of 200,000 pieces. The supplier also states that it can serve broad international markets, with typical lead times of 2–3 months in both peak and off-peak periods.

Client casesThe supplier is associated with buyers or shipments involving VNK Solutions, Smart Welding de Macae Servicos Ltda, and a Peru-related transaction, while also stating exports to more than 30 countries. The evidence indicates international customer exposure, but provides limited detail on completed projects, customer satisfaction, order scale, or repeat business.