Powered by Made-in-China.com
High-Quality Premium Threaded Coupling Sub for Oil Tubing
US$4.00
1-49 Pieces
US$3.80
50-199 Pieces
US$3.60
200+ Pieces
Product profile
After-sales Service
12 MonthsWarranty
6 MonthsCertification
ISO 9001:2000, ISO 9001:2008Model NO.
2-7/8Power Source
NonOperation Pressure
NonApplicable Medium
Natural Gas, Crude OilStructure
Plug-InMaterial
Cast SteelTransport Package
Wooden CaseTrademark
DFLOrigin
ChinaCompany profile
Business Type: Manufacturer/FactoryExport Year: 2019-06-07Nearest Port: TIANJIN PORT, QINGDAO PORT, SHANGHAI PORTAverage Response Time: ≤24hTerms 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., a manufacturer based in Tianjin, China, specializes in oil-related equipment and has been operational since 1999. They hold ISO 9001 and 14001 certifications and have a strong focus on innovation and intelligent manufacturing. The company is export-oriented, with a significant percentage of sales from international markets since it began exporting in 2019. It has a comprehensive service chain and aims for global brand recognition.
Supplier typeThe supplier is identified as a manufacturer, specifically a limited company based in Tianjin, China.
CertificationsThe company holds ISO 9001 and ISO 14001 certifications, indicating compliance with quality and environmental management standards.
After-Sales capabilityThe company offers full-cycle service for its products, suggesting a comprehensive after-sales service capability.
R&D capabilityThe company has over 30 independent intellectual property rights and has invested in intelligent manufacturing, demonstrating strong innovation capability.
Production capacityThe supplier operates 10 production lines with an annual output valued between US$10 million and US$50 million.
Customization capabilityThe company can provide design, development, and manufacturing services, indicating a high level of customization capability.
Send Inquiry
*To:
Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.
Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
API GOST Standard Drill String Crossover Sub for Oil Gas Drilling Operation
US$200.00-1,000.00
2 Pieces(MOQ)
Circulating Sub with Drill Pipe Thread
US$20.00
1 Piece(MOQ)
Wear Sub with Compact Structure and Easy Operating
US$1,000.00
1 Piece(MOQ)
Junk Subs
Negotiable
1 Piece(MOQ)
Circulating Sub to Provide Fluid Circulation
US$1,000.00
1 Piece(MOQ)
Float Valve Sub Made in China
US$1,000.00
1 Piece(MOQ)
Drill Tool Lifting Sub
Negotiable
Drill Tool Lift Sub
Negotiable
Oil Drilling Petroleum Equipment Thread Adapter Crossover Sub Lift Sub for Tubing
US$200.00-240.00
1 Piece(MOQ)
Rotary Sub
Negotiable
High Quality Premium Factory Price Float Valve Sub for Oilfield
US$330.00-380.00
1 Pieces(MOQ)
Premium Petroleum Equipment RH Expendable Seat Catcher Ball Sub for Oil Drilling
US$800.00-1,500.00
1 Set(MOQ)
Premium Oil Drilling Equipment Crossover Sub for Oil & Gas Drilling
US$53.00-54.00
50 Pieces(MOQ)
Hydraulic Petroleum Coupling Assembly Oil Drill Bit Crossover Tubing Sub
US$80.00-200.00
1 Piece(MOQ)
Premium Downhole Fishing Crossover Sub Equipment for Oil Wells
US$80.00-200.00
1 Piece(MOQ)
Mwd/Lwd /Non Magnetic Drill Collar Lifting Sub for Drilling Oil Well
US$3,000.00-10,000.00
1 Piece(MOQ)
High Quality API Oil Well Drilling Junk Sub for Fishing Tools
US$100.00-3,000.00
1 Piece(MOQ)
Advanced Drilling Crossover Sub for Superior Well Operations
US$47.00
10 Pieces(MOQ)
Premium Casing Crossover Sub for Oil Wellhead Applications
US$80.00-200.00
1 Piece(MOQ)
133mm P530 P550 Non-Magnetic Crossover Sub for Well Logging
US$800.00-2,000.00
1 Piece(MOQ)



















