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Product profile
Customization
AvailableAfter-sales Service
YesWarranty
1 YearModel NO.
2 3/8Manufacturing Process
CastingSurface Treatment
PolishingOperation Pressure
Atmospheric PressureMaterial
Carbon SteelStandard
APIAnti-Corrosion
YesSample
YesUsage
Cable ProtectingTransport Package
Plywood CaseSpecification
2 3/8-7"Trademark
zhongshiOrigin
Henan, ChinaProduction Capacity
10000Key features
Double-Layer Corrosion Protection: Employs double-layer protection for high erosion resistance in harsh environments.
Non-Destructive Clamping: Eliminates compression-induced damage on conductors during installation.
Customizable Channels: Multiple channels can be customized to isolate various pipeline types per user needs.
API Certified Manufacturer: Holds API 5CT, 6A, 11AX, 11E, and Q1 certificates for quality assurance.
Reliable Spot Welding: Hinges use spot welding to ensure overall product reliability.
Elastic Friction Pad System: Clamping system provides optimal holding force to prevent skid and rotation.
Versatile Cable Compatibility: Supports flat, round, square cables, chemical tubes, and integrated wiring harnesses.
OEM and ODM Services: Full OEM and ODM services available for custom manufacturing requirements.
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 is the warranty period?
A:
The product comes with a 1-year warranty.
Q:What materials are used for the protector?
A:
Low-carbon steel or stainless steel is used for overconnector and intermediate protectors.
Q:What pipe sizes does it fit?
A:
It is applicable to API oil pipes with external diameters ranging from 2 3/8 inches to 7 inches.
Q:Can the product be customized?
A:
Yes, multiple channels can be customized per user needs, and samples are available.
Q:What certifications does the manufacturer hold?
A:
The manufacturer holds API 5CT, API 6A, API 11AX, API 11E, and API Q1 certificates.
Send Inquiry
*To:
Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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