What after-sales services are provided?

We offer on-site or remote operation/maintenance training and technical support.

What is the average lead time for orders?

The average lead time is within 15 workdays for both peak and off-season periods.

What payment terms are accepted?

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

Premium Perforated Short Sub for Well Drilling

Name: Premium Perforated Short Sub for Well Drilling
Brand: Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.
SKU: 1985305521

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

US$150.00

1 Piece

Product profile

After-sales Service

3 Months

Warranty

12 Months

Certification

API

Model NO.

2-7/8

Surface Treatment

Spray-Paint

Centralizer Type

Structure

Niple

Material

Cast Steel

Type

Transport Package

Wooden Case

Specification

1800*500*500

Trademark

DFL

Origin

China

Key features

API Certified Quality: Manufactured to strict API standards ensuring reliability in oilfield operations.

Robust Cast Steel Build: Constructed from durable cast steel with spray-paint surface treatment for longevity.

Versatile Downhole Application: Ideal for drilling, completion, casing systems, and sand control in harsh environments.

Precise Flow Regulation: Machined holes control fluid flow, balance pressure, and improve circulation efficiency.

Flexible Warranty Options: Standard 12-month warranty with optional extended coverage up to 36 months.

Comprehensive After-Sales Support: Includes on-site or remote training and dedicated maintenance support services.

Fast Global Delivery: Average lead time within 15 workdays for both peak and off-season orders.

Multiple Payment Methods: Accepts LC, T/T, PayPal, and Western Union for flexible transaction options.

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.