Is the product API certified?

Yes, it is manufactured according to API Spec 10D and holds API 5CT certification.

High Strength Steel Mechanical Centralizer Oilfield API Standard

Name: High Strength Steel Mechanical Centralizer Oilfield API Standard
Brand: Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.
SKU: 2114034662

Tianjin, ChinaTianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.

US$35.00

1 Piece

Sample price:US$35.00/piece.Request sample

Product profile

After-sales Service

Replacement Within Warranty

Warranty

Three Months

Certification

API

Model NO.

2 7/8 J55

Power Source

Manual

Operation Pressure

Manual

Applicable Medium

Crude Oil

Structure

Coupling

Material

Transport Package

Box

Trademark

DFL

Origin

China

HS Code

8431431000

Production Capacity

5000000 Pieces/Year

Key features

API 10D Certified: Manufactured according to API Spec 10D for guaranteed interchangeability.

High Strength Material: Made from high-strength alloy steel or cast steel for excellent load capacity.

Wear & Corrosion Resistant: Coated or heat-treated surface for durability in acidic and saline environments.

Customizable Options: Supports customization of thread types (API EUE, NU, LC, BTC) and steel grades.

3-Month Warranty: Includes replacement service within the warranty period for peace of mind.

Professional Manufacturer: National high-tech enterprise with 46 engineers and ISO/API certifications.

Global Export Experience: Products exported to 31 countries including USA, Russia, and UAE.

Company profile

Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.Tianjin, China

Business Type: Manufacturer/FactoryExport Year: 2019-06-07Nearest Port: TIANJIN PORT, QINGDAO PORT, SHANGHAI PORTAverage Response Time: ≤15hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP

AI-Powered supplier vetting

SummaryTianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd. is a China-based manufacturer founded in 1999, focused on oil pipes, pipe fittings, drilling and production tools, and petroleum automation equipment. The supplier reports ISO 9001 and ISO 14001 certification, 10 production lines, 11–20 years of R&D engineer experience, and 11–20 quality-control staff. It states that its capabilities cover design, development, manufacturing, testing, experimentation, and full-cycle service, supported by more than 30 independent intellectual property rights and an intelligent workshop. The company exports to broad global markets and reports export activity since 2019, but the provided information does not identify specific customer cases or independently verify the stated capabilities.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a limited company based in Tianjin, China. Its stated business focuses on petroleum equipment, oil pipes, pipe fittings, drilling and production tools, and automation equipment, matching the listed industrial product categories.

CertificationsThe supplier reports holding ISO 14001 and ISO 9001 management-system certifications. These are explicit certification records in the provided data, although certificate scope and validity dates are not given.

R&D capabilityThe supplier reports more than 30 independent intellectual property rights, an intelligent workshop, numerical-control automation equipment capabilities, an e-commerce platform, and recognition as a national science and technology-based small and medium-sized enterprise. These statements provide explicit evidence of innovation-related infrastructure and activity.

Production capacityThe supplier describes an integrated chain covering design, development, manufacturing, testing, and experimentation; operates 10 production lines; and has an intelligent workshop. It also reports oil equipment and pipe-related manufacturing experience, with stated order fulfillment within 15 workdays in both off-peak and peak seasons, supporting a positive production-capability assessment.

Customization capabilityThe stated full-cycle integration of design, development, manufacturing, testing, and experimentation, together with numerical-control automation equipment and an intelligent manufacturing model, indicates the ability to develop and manufacture tailored petroleum equipment. However, no specific customized project examples, engineering-change process, or minimum-order requirements are provided.