What certifications does the product have?

The product is API 5CT certified and the manufacturer holds ISO9001, ISO14001, and ISO45001 certifications.

What are the payment terms?

We accept LC, T/T, PayPal, and Western Union.

Where do you ship from?

We ship from Tianjin Port, Qingdao Port, or Shanghai Port.

2 EU Nu 2FT 4FT 6FT 8FT 10FT with Coupling

Name: API 5CT Pup Joint 2-3/8 2-7/8 3-1/2 4-1/2 EU Nu 2FT 4FT 6FT 8FT 10FT with Coupling
Brand: Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.
SKU: 2159720622

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

US$26.59

50 Pieces

Product profile

Warranty

1year

Name

API 5CT Pup Joint 2-3/8 2-7/8 3-1/2 4-1/2 EU Nu 2f

Grade

K55 J55 L80-1 N80q P110

Thread

Nu EU

Length

2FT 4FT 6FT 8FT 10FT 12FT

Usage

Oil Pipe

Transport Package

Wooden Box

Specification

2-3/8 2-7/8 3-1/2 4-1/2

Trademark

EASTLONG

Origin

Puyang China

Production Capacity

500 PCS One Day

Key features

API 5CT Certified Quality: Authorized API 5CT certificate ensuring compliance with strict petroleum industry standards.

Multiple Grade Options: Available in K55, J55, L80-1, N80q, and P110 grades to suit various drilling conditions.

EUE and NUE Thread Types: Offers both External Upset End (EUE) and Non-Upset End (NUE) for optimal connection strength.

Comprehensive Size Range: Covers sizes from 2-3/8 inch to 4-1/2 inch with precise outer diameter specifications.

ISO Management Certified: Certified under ISO9001, ISO14001, and ISO45001 for quality, environment, and safety.

Fast Lead Time: Peak and off-peak season lead times are both within 15 working days.

Global Export Experience: Products exported to 31 countries including USA, Russia, and UAE since 2019.

Rigorous Material Testing: Includes tensile, impact, chemical control, and sulfide stress cracking tests.

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.