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Product profile
Customization
AvailableCertification
ISO 9001:2000, APICentralizer Type
RigidModel NO.
Composite CentralizerStructure
SliderMaterial
PA66+30glass FiberType
CentralizerApplication
Casing CentralizerTpye
Solid RigidCertificate
API ISOProcessing Type
Moulding InjectionSamples
AvailableTransport Package
Wooden CaseSpecification
3 1/2"-20", special size customizableTrademark
ZSOrigin
China(Mainland)HS Code
843143Production Capacity
100000PCS/YearKey features
Corrosion Resistance: Made of PA66+30glass Fiber with good corrosion resistance for long-term use.
Drag Force Reduction: Designed to effectively reduce drag force during casing installation operations.
Wide Size Range: Available in sizes from 4-1/2 inches to 20 inches to fit various casing needs.
Rigid Structure: Features a solid rigid slider structure for stable centralization performance.
Certified Quality: Manufactured under ISO 9001:2000 and API standards for reliable quality.
OEM/ODM Support: Supports OEM and ODM services with available samples for customization.
Company profile

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.
Product Q&A
Q:What materials are used for the centralizer?
A:
The centralizer is made of PA66+30glass Fiber, providing good corrosion resistance.
Q:What certifications does the product have?
A:
The product is certified under ISO 9001:2000, API 10D, and ISO 14001 standards.
Q:What is the available size range?
A:
Sizes are available from 4-1/2 inches to 20 inches to accommodate various casing diameters.
Q:Does the manufacturer offer OEM services?
A:
Yes, OEM and ODM services are available, and samples can be provided upon request.
Q:What is the lead time for production?
A:
The average lead time is 1-3 months, applicable for both peak and off-peak seasons.
Send Inquiry
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Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.*Content:
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