How do you guarantee product quality?

We always provide a pre-production sample before mass production and conduct a final inspection before shipment.

What is the power source for these products?

The products utilize an electric power source and operate at atmospheric pressure.

API Oil Well Products Are Made From Non Joints

Name: API Oil Well Products Are Made From Non Joints
Brand: Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.
SKU: 2065326142

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

US$20.00

100-999 Pieces

US$19.00

1,000-2,999 Pieces

US$18.50

3,000+ Pieces

Product profile

Warranty

1 Year

Certification

ISO 9001:2008

Power Source

Electric

Model NO.

2-7/8

Operation Pressure

Atmospheric Pressure

Material

Cast Steel

Authentication

API 5CT

Steel Grade

K55 J55 L80 N80 P110

Date of Delivery

15 Working Days

Transport Package

Wooden Box

Specification

2-7/8

Trademark

EASTLONG

Origin

Henan, China

Production Capacity

1 Million Pieces/Year

Key features

API 5CT Certification: Products authenticated with API 5CT standards for K55, J55, L80, N80, P110 steel grades.

ISO 9001:2008 Certified: Manufacturing process meets ISO 9001:2008 quality management system standards.

Cast Steel Material: Constructed from durable cast steel for high strength and reliability in oil well applications.

1 Year Warranty: Comprehensive 1-year warranty coverage for peace of mind and product reliability.

Fast Delivery: Prompt delivery within 15 working days for both peak and off-season orders.

Multiple Payment Options: Flexible payment terms including T/T, L/C, D/P, D/A, PayPal, Western Union, and more.

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.