Do you offer OEM and ODM services?

Yes, we provide both OEM and ODM services with 8 R&D engineers.

What is the precision standard for the finished surface?

The tolerance standard reaches JB/T 9145-1999 levels including G5, G10, G16, G40, and G100.

What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

API Certificated Tungsten Carbide Valve Seat (valve ball and seat)

Name: API Certificated Tungsten Carbide Valve Seat (valve ball and seat)
Brand: Puyang Zhongshi Group Co., Ltd.
SKU: 691268232

Henan, ChinaPuyang Zhongshi Group Co., Ltd.

US$5.00

1 Piece

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Pressure

High Pressure

Model NO.

Certification

API 11ax

Machine Type

Drilling Tool

Media

Oil

Transport Package

Carton with Inner Bag

Specification

API

Trademark

zhongshi

Origin

Henan, China

HS Code

8431

Production Capacity

10000PC/Month

Key features

API 11AX Certification: Meets API 11AX standard for high-pressure drilling tools.

Diverse Material Options: Available in Stainless Steel, Cobalt Alloy, Tungsten Carbide, Titanium Carbide, and Ceramic.

High Wear Resistance: Precision machined carbide offers excellent durability and corrosion resistance.

Wide Application Range: Ideal for oil pumps in petroleum, viscous, sea, and high-pressure sulfur resistant wells.

Customizable Specifications: Other grades and specifications of cemented carbide balls available based on customer demand.

High Precision Tolerance: Surface and tolerance standards meet JB/T 9145-1999 G5, G10, G16, G40, and G100.

OEM and ODM Services: Full OEM and ODM services available with 8 R&D engineers.

Multiple Size Models: Models V11-106 to V11-375 with specific seat and ball sizes for various applications.

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.