What certifications does the product have?

The product holds ISO 9001:2000, ISO 9001:2008, and API certifications.

How are the products shipped?

They are generally shipped in a half-assembled condition to save on shipping and storage costs.

API Casing Roller Centralizers with Circlips and Nails

Name: API Casing Roller Centralizers with Circlips and Nails
Brand: Puyang Zhongshi Group Co., Ltd.
SKU: 725803242

Henan, ChinaPuyang Zhongshi Group Co., Ltd.

US$70.00

1 Piece

Sample price:US$70.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2000, ISO 9001:2008, API

Surface Treatment

Spray-Paint

Model NO.

7"*8 1/2''

Centralizer Type

Rigid

Structure

Roller

Material

Cast Steel

Type

Centralizer

Sample

Available

Color

Red

Drawings

Available

Markings

Available

Transport Package

Wood Cases

Specification

7''*8 1/2''

Trademark

zhongshi

Origin

China

HS Code

843143100

Production Capacity

2000PCS/Month

Key features

Superior Wear Resistance: Proven to remain functional throughout the life of the well with high-quality construction materials.

Reduced Differential Sticking Risk: Smaller roller-contact area maintains standoff and reduces sticking risk when running casing.

Enhanced Cement Flow: Improves mud replacement efficiency and reduces channeling effects for uniform cement flow.

Robust Axle Design: Crimped axles prevent rollers from breaking free and keep shear stresses within elastic limits.

High-Pressure Capability: High-quality materials ensure performance in high-pressure and high-temperature environments.

Excellent Rotational Performance: Precision-machined inside diameter fits over casing through the complete API tolerance range.

Easy Installation: Can move freely on casing or be fixed securely by tightening screws.

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: ≤15h 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.