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Landing Sub with Guide Key for Mwd Measurement While Drilling
US$156.00
10-99 Pieces
US$154.00
100-199 Pieces
US$152.00
200+ Pieces

Product profile

After-sales Service

12 Months

Warranty

12 Months

Manufacturing Process

Forging

Model NO.

2-7/8

Surface Treatment

Polishing

Operation Pressure

According to Pipe Body Rating

Material

Alloy

Non Destructive Testing (NDT

100% Magnetic Particle Inspection (Mpi)

Transport Package

Steel Frame + Plastic Thread Protector

Specification

1800*500*500

Trademark

DFL

Origin

China

Key features

Strict API manufacturing standard
Accurate guide key for MWD tool face positioning and anti rotation
High strength alloy steel for long service life

Company profile

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.

Product Q&A

Q:What is the function of the landing sub?
A:
It locates and locks the MWD instrument assembly circumferentially, preventing tool rotation to maintain accurate tool face orientation.
Q:What material is used for the landing sub?
A:
The landing sub is manufactured from high-strength AISI 4145H alloy steel, fully heat treated.
Q:Can the product be customized?
A:
Yes, custom dimensions, thread types, and structure designs are available based on client drawings.
Q:What is the warranty period?
A:
The product comes with a 12-month warranty.
Q:What quality inspections are performed?
A:
Non-destructive testing includes 100% Magnetic Particle Inspection (MPI).

Send Inquiry

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