What is the lead time?

The average lead time is within 15 workdays for both peak and off seasons.

What materials are used for the couplings?

Materials include L80, J55, K55, N80, and P110 alloy steel.

API Petroleum Couplings 2-7/8"Eue L80 Pipe Fittings Tubing Couplings

Name: API Petroleum Couplings 2-7/8"Eue L80 Pipe Fittings Tubing Couplings
Brand: Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.
SKU: 2114492062

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

US$15.00

20-99 Pieces

US$14.50

100+ Pieces

Sample price:US$15.00/piece.Request sample

Product profile

Products Name

API Petroleum Couplings 2-7/8"Eue L80 Pipe Fitting

Used for

Oil Drilling and Production

Surface Treatment

Phosphating

Model NO.

2-7/8"

Size

2-7/8”

Grade

L80

Stock

200

MOQ

Transport Package

Wooden Box

Specification

2-7/8”

Trademark

EASTLONG

Origin

Henan, China

HS Code

7307990000

Production Capacity

50000/Year

Key features

API & ISO Certified: Over 17 years of API and ISO certifications ensuring high quality standards.

Custom Packaging: Packaging can be customized according to customer and regional environment needs.

Free Packaging Service: We offer free packaging services including wooden pallets, crates, and iron frames.

OEM Support: OEM customization support is available for our petroleum coupling products.

Quality Guarantee: Pre-production samples and final inspections are conducted before shipment.

Extensive Experience: Over 20 years of history specializing in petroleum machinery and API couplings.

Global Reach: Selling to North America, Middle East, South Asia, Eastern Europe, and South America.

Large Capacity: One of the biggest manufacturers of API couplings with large plants and workshops.

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.