What certifications does the manufacturer hold?

The manufacturer holds ISO 9001:2000, API 10D, and other relevant certifications.

Is OEM service available?

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

What is the lead time for production?

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

One Piece Design Flexible Bow Spring Casing Pipe Centralizer

Name: One Piece Design Flexible Bow Spring Casing Pipe Centralizer
Brand: Puyang Zhongshi Group Co., Ltd.
SKU: 716685562

Henan, ChinaPuyang Zhongshi Group Co., Ltd.

US$10.00

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2000, API / ISO

Surface Treatment

Spray-Paint

Model NO.

Spring Casing Centralizer

Centralizer Type

Elastic

Structure

Automatic Reversing

Material

Alloy

Type

Centralizer

Materials Available

Alloy Steel/Aluminum/Composite

Color

Red or as Request.

Processing Method

Forging

Kind

Spring Casing Centralizer

Samples

Available

Certificate

API 10d

Transport Package

Wooden Case

Specification

3 1/2"-20", customizable

Trademark

Origin

China(Mainland)

HS Code

8431431000

Production Capacity

100000PCS/Year

Key features

No Welds Design: Single piece construction ensures stronger integrity compared to welded alternatives.

High Restoring Force: Restoring force is approximately 198% higher than the API standard requirement.

API 10D Compliance: Product fully meets the requirements of API Specification 10D.

Customizable Colors: Available in Red or customized color as per customer request.

Wide Size Range: Standard sizes from 4.5 to 20 inches with special sizes available upon request.

Alloy Material: Constructed from 65Mn seamless pipe for durability and strength.

OEM/ODM Services: Full OEM and ODM services available for manufacturing needs.

ISO 9001 Certified: Manufacturer holds ISO 9001:2000 and API 10D certifications.

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.