What thread types are supported?

Casing joints support BTC, LTC, and STC. Tubing joints support NUE and EUE end types.

Where is the company located and where do they export?

The company is located in Tianjin, China, and exports to 31 countries including North America, Europe, Asia, and the Middle East.

API 5CT OCTG Pup Joints 11-3/4" Wall Thickness 8.46mm with H40 Btc/Ltc

Name: API 5CT OCTG Pup Joints 11-3/4" Wall Thickness 8.46mm with H40 Btc/Ltc
Brand: Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.
SKU: 2062327812

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

US$10.69

50 Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Warranty

1year

Name

API 5CT OCTG Pup Joints 11-3/4" Wall Thickness 8.4

Thread

Nu EU Bc LC Sc

Model NO.

11-3/4

Grade

K55 J55 L80 N80 P110

Length

2FT 4FT 6FT 8FT 10FT

Transport Package

Wooden Box

Specification

2-3/8"-13-3/8"

Trademark

EASTLONG

Origin

Puyang China

Production Capacity

500 PCS One Day

Key features

API 5CT Certified Quality: Manufactured according to API Spec 5CT with authorized API 5CT certificate.

Wide Grade Selection: Available in H40, J55, K55, N80, L80, P110, C95, and Q125 grades.

Customizable Lengths: Standard lengths 2ft-12ft available, with other lengths available upon request.

Multiple Thread Types: Supports BTC, LTC, STC for casing and NUE, EUE for tubing ends.

Comprehensive Certifications: ISO9001, ISO14001, ISO45001, HSE, and BV quality supplier certified.

1-Year Warranty: Provides a 1-year warranty coverage for the product.

Fast Lead Time: Average lead time within 15 workdays for both peak and off-season.

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.