What is the application of this centralizer?

It is used in most types of well designs and wells with less stringent well design requirements to center the casing.

Does the manufacturer offer OEM or ODM services?

Yes, OEM and ODM services are available.

What is the lead time for production?

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

API Bow Type Welded Hinged Casing Centralizer

Name: API Bow Type Welded Hinged Casing Centralizer
Brand: Puyang Zhongshi Group Co., Ltd.
SKU: 701425492

Henan, ChinaPuyang Zhongshi Group Co., Ltd.

US$14.85

1-999 Pieces

US$14.14

1,000+ Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2008, API

Surface Treatment

Spray-Paint

Model NO.

Welded Hinged Casing Centralizer

Centralizer Type

Elastic

Structure

Automatic Reversing

Material

65mn and Carbon Steel

Type

Centralizer

Size Range

4 1/2''---20''

Standard

API

Process

Welded

Use

Well Cementing

Transport Package

Plywood Case

Specification

API, ISO

Trademark

Zhongshi

Origin

China

HS Code

73079900

Production Capacity

10000piece/Month

Key features

API and ISO Certified: Meets API and ISO 9001:2008 standards for quality assurance.

Wide Size Range: Available in sizes from 4 1/2'' to 20'' with special sizes upon request.

Welded Hinged Design: Combines advantages of welded and hinged centralizers with smooth bow profile.

High Restoring Force: Offers excellent centralizing function with lower cost compared to single piece types.

Convenient Installation: Easy to install by setting two halves and inserting the pin in the end collar hinge.

Compact Packaging: Disassembled design reduces shipping costs significantly.

Durable Materials: Constructed from 65Mn and carbon steel for robust performance.

OEM/ODM Services: Customization available for size and standard requirements.

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.