What certifications does the product have?

The product holds ISO 9001:2000, ISO 9001:2008, and API 10d certifications.

Is OEM or ODM service available?

Yes, both OEM and ODM services are available for this product.

What is the lead time for production?

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

API Pipe Made Single Piece Bow Spring Centralizer

Name: API Pipe Made Single Piece Bow Spring Centralizer
Brand: Puyang Zhongshi Group Co., Ltd.
SKU: 732549472

Henan, ChinaPuyang Zhongshi Group Co., Ltd.

US$20.00-100.00

1 Piece

Sample price:US$40.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2000, ISO 9001:2008, API 10d

Surface Treatment

Sand Blast

Model NO.

7''*8 1/2''

Centralizer Type

Elastic

Structure

Slider

Material

Cast Steel

Type

Centralizer

Color

Red

Sample

Available

Bows

6PCS

Length

300mm

Width

40mm

Thickness

35mm

Transport Package

Wood Cases

Specification

7''*8 1/2'' *7''*8 3/4''

Trademark

zhongshi

Origin

Henan, China

HS Code

843143100

Production Capacity

2000pieces/Month

Key features

Single Piece Construction: Welded at one side with smooth corner radius for low friction and better fluid bypass.

High Restoring Force: Designed with premium alloy steel bows for uniform hardness and high shock absorption.

Anti-Corrosion Coating: Special Iron Phosphate coating with Polyester Powder to prevent rust effectively.

Wide Size Range: Available in all sizes from 4.5 inches to 20 inches with special combinations on request.

Multi-Well Application: Optimized for centralizing casing pipes in vertical, horizontal, and deviated wells.

Self-Locking Collars: End collars feature self-locking action for easy and secure assembly.

Flexible Shipping Options: Available in assembled or half-assembled condition to reduce shipping and storage costs.

OEM/ODM Services: Customization available for color, sample, bows, length, width, and thickness.

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: ≤11.90h 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.