Are these centralizers suitable for horizontal wells?

Yes, they are designed for application in deviated and horizontal wells, as well as liner overlaps and shoe joints.

What certifications does the product have?

The product is certified under ISO 9001:2008 standards.

What is the surface treatment of the centralizer?

The surface treatment is spray-paint to protect the cast steel material.

Drilling Equipment 4 1/2" Slip on Welded Sprail Solid Body Rigid Centralizer

Name: Drilling Equipment 4 1/2" Slip on Welded Sprail Solid Body Rigid Centralizer
Brand: Puyang Zhongshi Group Co., Ltd.
SKU: 714068942

Henan, ChinaPuyang Zhongshi Group Co., Ltd.

US$15.00-80.00

1 Piece

Product profile

Customization

Available

Certification

ISO 9001:2008

Surface Treatment

Spray-Paint

Model NO.

cast steel centralizer

Centralizer Type

Rigid

Structure

Slider

Material

Cast Steel

Type

Centralizer

OEM

Avaliable

Sample

Avaliable

Vane

Stright Vane/ Spiral Vane/

Centralizers Type

Cast Steel Rigid Centralizers

Transport Package

Wooden Case

Specification

3"~20"

Trademark

Origin

Henan

HS Code

8431

Production Capacity

30000 Piece/Pieces Per Month

Key features

High Tensile Cast Steel: Made of solid cast steel for superior shock, impact, and corrosion resistance.

Spiral Vane Design: Reduces drag force and creates fluid vortex motion for better velocity.

Beveled Vane Ends: 30-degree bevel provides excellent lead into restrictions and reduced drag.

Wide Load Distribution: Wide vanes distribute casing load into well bore without gouging.

Custom Sizes Available: Sizes range from 4-1/2' to 20' with custom options for specific needs.

Versatile Application: Suitable for deviated/horizontal wells, liner overlaps, and cased/open holes.

ISO 9001 Certified: Manufactured under ISO 9001:2008 quality management standards.

OEM & ODM Services: Full OEM and ODM services available with sample availability.

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: ≤18h 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.